#57CBFF#57CBFF

#57CBFF is a light, vivid cyan. Relative luminance 0.520; OKLCH L 79.7% C 0.127 H 230.8°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#57CBFF
RGB	rgb(87, 203, 255)
HSL	hsl(199, 100%, 67%)
HSV	hsv(199, 66%, 100%)
CMYK	cmyk(65.9%, 20.4%, 0%, 0%)
CIE-LAB	lab(77.25, -17.14, -35.13)
CIE-LCH	lch(77.25, 39.08, 243.99°)
OKLab	oklab(79.66% -0.0803 -0.0984)
OKLCH	oklch(79.66% 0.127 230.8)
XYZ	xyz(43.3293, 51.9534, 102.3328)
Luminance	0.5196 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57CBFF #FF8B57

analogous

#57FFDF #57CBFF #5777FF

triadic

#57CBFF #FF57CB #CBFF57

tetradic

#57CBFF #DF57FF #FF8B57 #77FF57

square

#57CBFF #DF57FF #FF8B57 #77FF57

split-complementary

#57CBFF #FF5777 #FFDF57

monochromatic

#0098DC #1AB8FF #57CBFF #94DEFF #D1F1FF

Accessibility & contrast

On white

1.84

#57CBFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#57CBFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CBFF

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57CBFF	#FFFFFF	#000000	##000000
##57CBFF	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C8FF

Deuteranopia (green-blind)

#9AB7FE

Tritanopia (blue-blind)

#00D9DC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #57cbff;
/* rgb */ color: rgb(87, 203, 255);
/* oklch */ color: oklch(79.7% 0.127 230.8);

Tailwind

colors: {
  custom: {
    50: '#97daff',
    500: '#57cbff',
    950: '#000000',
  },
}

SCSS

$custom: #57cbff;
$custom-light: #97daff;
$custom-dark: #000000;

JSON

{
  "hex": "#57cbff",
  "rgb": {
    "r": 87,
    "g": 203,
    "b": 255
  },
  "hsl": {
    "h": 198.571,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.79659,
    "c": 0.12703,
    "h": 230.8
  },
  "luminance": 0.51958
}

Semantic roles & 50–950 ramp

primary

#57CBFF

secondary

#D55C26

accent

#4700E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1518

muted

#808486

Preview Lab

Preview with #57CBFF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →