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#57BCFF Color

#57BCFF is rgb(87, 188, 255) in RGB, hsl(204, 100%, 67%) in HSL, and about cmyk(66%, 26%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Very Light Azure (#74BBFB), clearly related but distinguishable side by side at ΔE 6.41. Black text is the more readable choice on this background.

#57BCFF
HEX#57BCFF
RGBrgb(87, 188, 255)
HSLhsl(204, 100%, 67%)
HSVhsv(204, 66%, 100%)
CMYKcmyk(66%, 26%, 0%, 0%)
OKLCHoklch(76.3% 0.135 240.8)
LABlab(72.38% -14.93 -42.57)
LCHlch(72.38% 45.11 250.67)

What #57BCFF 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 #57BCFF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Very Light Azure#74BBFBΔE 6.41Blue Jeans#5DADECΔE 6.69Maya Blue#73C2FBΔE 7.08Picton Blue#45B1E8ΔE 7.85Vivid Cerulean#00AAEEΔE 8.83Deep Sky Blue#00BFFFΔE 9.21

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

#57BCFF Channel Values

How #57BCFF 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 87 · G 188 · B 2558-bit channels as sent to the display
HSLH 204° · S 100% · L 67%Easiest model for building lighter and darker variants
HSVH 204° · S 66% · V 100%Matches the picker in most design tools
CMYKC 66% · M 26% · Y 0% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.09:1 vs white · 10.04:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #57BCFF 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 text2.09:1AA normal AA large AAA normal
TextBlack text10.04:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #57BCFF in the contrast checker.

Colors That Go With #57BCFF

Pairings derived from color-wheel relationships. The complementary color sits opposite #57BCFF; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#57BCFF
Complementary
#FF9A57
Analogous
#57FFEE
Analogous
#5768FF
Triadic
#FF57BC
Triadic
#BCFF57
Split comp.
#FF5768
Split comp.
#FFEE57

Tints & Shades of #57BCFF

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

#6BC4FF
#85CEFF
#99D6FF
#B3E0FF
#C7E9FF
#E0F3FF

Shades

#29A9FF
#0096FA
#007ACC
#005F9E
#004370
#002842

Want a full 50-950 ramp with semantic roles? Generate design tokens from #57BCFF.

How #57BCFF 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#57BCFF
Protanopia#B0B0FF
Protanomaly#94B5FF
Deuteranopia#A3A3FF
Deuteranomaly#8BAEFF
Tritanopia#32C6C6
Tritanomaly#44C2DF
Achromatopsia#B3B3B3

Test a full palette in the color blindness simulator.

Using #57BCFF in Code

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

CSS custom property--color-57bcff: #57BCFF;
CSS backgroundbackground-color: #57BCFF;
Tailwind configcolors: { 'color-57bcff': '#57BCFF' }
SwiftUIColor(red: 0.341, green: 0.737, blue: 1.000)
Android XML<color name="color_57bcff">#57BCFF</color>
SVG fillfill="#57BCFF"

More Blue Colors

#57BCFF sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#57BCFF Frequently Asked Questions

What color is #57BCFF?

#57BCFF is a light blue — rgb(87, 188, 255) in RGB and hsl(204, 100%, 67%) in HSL. It carries no registered color name of its own; the closest named color is Very Light Azure (#74BBFB), which is clearly related but distinguishable side by side at a CIE76 distance of 6.41.

What is the RGB value of #57BCFF?

#57BCFF is rgb(87, 188, 255) — red 87, green 188, and blue 255 on the 0-255 scale.

What is the CMYK value of #57BCFF?

#57BCFF converts to approximately cmyk(66%, 26%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #57BCFF be black or white?

Black text is the more readable choice. #57BCFF scores 2.09:1 against white and 10.04:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #57BCFF as a CSS color keyword?

No. #57BCFF 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 deepskyblue (#00BFFF) at a CIE76 distance of 9.21, which is clearly related but distinguishable side by side.

Open #57BCFF 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.