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#307AE8 Color

#307AE8 is rgb(48, 122, 232) in RGB, hsl(216, 80%, 55%) in HSL, and about cmyk(79%, 47%, 0%, 9%) in CMYK. It has no registered color name of its own — the closest is Blueberry (#4F86F7), clearly related but distinguishable side by side at ΔE 5.74. Black text is the more readable choice on this background.

#307AE8
HEX#307AE8
RGBrgb(48, 122, 232)
HSLhsl(216, 80%, 55%)
HSVhsv(216, 79%, 91%)
CMYKcmyk(79%, 47%, 0%, 9%)
OKLCHoklch(59.3% 0.182 258.7)
LABlab(51.27% 7.64 -63.42)
LCHlch(51.27% 63.88 276.87)

What #307AE8 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 #307AE8, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Blueberry#4F86F7ΔE 5.74Han Blue#446CCFΔE 8.96Bright Navy Blue#1974D2ΔE 9.58Microsoft Edge Blue#0078D7ΔE 9.87Dodger Blue#1E90FFΔE 9.88True Blue#0073CFΔE 11.24

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

#307AE8 Channel Values

How #307AE8 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 48 · G 122 · B 2328-bit channels as sent to the display
HSLH 216° · S 80% · L 55%Easiest model for building lighter and darker variants
HSVH 216° · S 79% · V 91%Matches the picker in most design tools
CMYKC 79% · M 47% · Y 0% · K 9%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.14:1 vs white · 5.07:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #307AE8 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 text4.14:1AA normal AA large AAA normal
TextBlack text5.07:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #307AE8 in the contrast checker.

Colors That Go With #307AE8

Pairings derived from color-wheel relationships. The complementary color sits opposite #307AE8; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#307AE8
Complementary
#E89F30
Analogous
#30D6E8
Analogous
#4330E8
Triadic
#E8307A
Triadic
#7AE830
Split comp.
#E84330
Split comp.
#D6E830

Tints & Shades of #307AE8

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

#4C8CEB
#689DEE
#83AFF1
#A3C4F5
#BFD6F8
#DAE7FB

Shades

#1867DC
#1456B8
#114797
#0D3877
#0A2957
#061832

Want a full 50-950 ramp with semantic roles? Generate design tokens from #307AE8.

How #307AE8 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#307AE8
Protanopia#7171E8
Protanomaly#5E75E8
Deuteranopia#6969E9
Deuteranomaly#5770E8
Tritanopia#008E8E
Tritanomaly#0087B9
Achromatopsia#7D7D7D

Test a full palette in the color blindness simulator.

Using #307AE8 in Code

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

CSS custom property--color-307ae8: #307AE8;
CSS backgroundbackground-color: #307AE8;
Tailwind configcolors: { 'color-307ae8': '#307AE8' }
SwiftUIColor(red: 0.188, green: 0.478, blue: 0.910)
Android XML<color name="color_307ae8">#307AE8</color>
SVG fillfill="#307AE8"

More Blue Colors

#307AE8 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#307AE8 Frequently Asked Questions

What color is #307AE8?

#307AE8 is a mid-tone blue — rgb(48, 122, 232) in RGB and hsl(216, 80%, 55%) in HSL. It carries no registered color name of its own; the closest named color is Blueberry (#4F86F7), which is clearly related but distinguishable side by side at a CIE76 distance of 5.74.

What is the RGB value of #307AE8?

#307AE8 is rgb(48, 122, 232) — red 48, green 122, and blue 232 on the 0-255 scale.

What is the CMYK value of #307AE8?

#307AE8 converts to approximately cmyk(79%, 47%, 0%, 9%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #307AE8 be black or white?

Black text is the more readable choice. #307AE8 scores 4.14:1 against white and 5.07:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #307AE8 as a CSS color keyword?

No. #307AE8 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 dodgerblue (#1E90FF) at a CIE76 distance of 9.88, which is clearly related but distinguishable side by side.

Open #307AE8 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.