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#837AFF Color

#837AFF is rgb(131, 122, 255) in RGB, hsl(244, 100%, 74%) in HSL, and about cmyk(49%, 52%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Medium Slate Blue (#7B68EE), clearly related but distinguishable side by side at ΔE 7.09. Black text is the more readable choice on this background.

#837AFF
HEX#837AFF
RGBrgb(131, 122, 255)
HSLhsl(244, 100%, 74%)
HSVhsv(244, 52%, 100%)
CMYKcmyk(49%, 52%, 0%, 0%)
OKLCHoklch(65.3% 0.191 282.8)
LABlab(57.14% 29.84 -66.44)
LCHlch(57.14% 72.83 294.18)

What #837AFF Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #837AFF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Medium Slate Blue#7B68EEΔE 7.09Vantg Blue#5271FFΔE 11.87Very Light Blue#6666FFΔE 14.21Slate Blue#6A5ACDΔE 14.75Ultramarine Blue#4166F5ΔE 15.11Bluetiful#3C69E7ΔE 15.36

Browse the full index of named colors A-Z or every blue in the library.

#837AFF Channel Values

How #837AFF breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 131 · G 122 · B 2558-bit channels as sent to the display
HSLH 244° · S 100% · L 74%Easiest model for building lighter and darker variants
HSVH 244° · S 52% · V 100%Matches the picker in most design tools
CMYKC 49% · M 52% · Y 0% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.39:1 vs white · 6.19:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #837AFF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text3.39:1AA normal AA large AAA normal
TextBlack text6.19:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #837AFF in the contrast checker.

Colors That Go With #837AFF

Pairings derived from color-wheel relationships. The complementary color sits opposite #837AFF; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#837AFF
Complementary
#F6FF7A
Analogous
#7AB4FF
Analogous
#C67AFF
Triadic
#FF837A
Triadic
#7AFF83
Split comp.
#FFC67A
Split comp.
#B4FF7A

Tints & Shades of #837AFF

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#928AFF
#A59EFF
#B3ADFF
#C6C2FF
#D4D1FF
#E7E5FF

Shades

#5447FF
#2414FF
#0F00E0
#0C00AD
#08007A
#050047

Want a full 50-950 ramp with semantic roles? Generate design tokens from #837AFF.

How #837AFF Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#837AFF
Protanopia#7C7CFF
Protanomaly#7F7BFF
Deuteranopia#7D7DFF
Deuteranomaly#7F7CFF
Tritanopia#639494
Tritanomaly#718AC8
Achromatopsia#8B8B8B

Test a full palette in the color blindness simulator.

Using #837AFF in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-837aff: #837AFF;
CSS backgroundbackground-color: #837AFF;
Tailwind configcolors: { 'color-837aff': '#837AFF' }
SwiftUIColor(red: 0.514, green: 0.478, blue: 1.000)
Android XML<color name="color_837aff">#837AFF</color>
SVG fillfill="#837AFF"

More Blue Colors

#837AFF sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#837AFF Frequently Asked Questions

What color is #837AFF?

#837AFF is a light blue — rgb(131, 122, 255) in RGB and hsl(244, 100%, 74%) in HSL. It carries no registered color name of its own; the closest named color is Medium Slate Blue (#7B68EE), which is clearly related but distinguishable side by side at a CIE76 distance of 7.09.

What is the RGB value of #837AFF?

#837AFF is rgb(131, 122, 255) — red 131, green 122, and blue 255 on the 0-255 scale.

What is the CMYK value of #837AFF?

#837AFF converts to approximately cmyk(49%, 52%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #837AFF be black or white?

Black text is the more readable choice. #837AFF scores 3.39:1 against white and 6.19:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #837AFF as a CSS color keyword?

No. #837AFF is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is mediumslateblue (#7B68EE) at a CIE76 distance of 7.09, which is clearly related but distinguishable side by side.

Open #837AFF in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.