#57DAFA#57DAFA

#57DAFA is a very light, vivid cyan. Relative luminance 0.591; OKLCH L 82.9% C 0.121 H 217.0°. Best body text is #000000 at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#57DAFA
RGB	rgb(87, 218, 250)
HSL	hsl(192, 94%, 66%)
HSV	hsv(192, 65%, 98%)
CMYK	cmyk(65.2%, 12.8%, 0%, 2%)
CIE-LAB	lab(81.33, -26.24, -26.20)
CIE-LCH	lch(81.33, 37.08, 224.95°)
OKLab	oklab(82.86% -0.0969 -0.0729)
OKLCH	oklch(82.86% 0.121 217)
XYZ	xyz(46.2501, 59.0661, 99.3874)
Luminance	0.5907 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DAFA #FA7757

analogous

#57FAC8 #57DAFA #5788FA

triadic

#57DAFA #FA57DA #DAFA57

tetradic

#57DAFA #C857FA #FA7757 #88FA57

square

#57DAFA #C857FA #FA7757 #88FA57

split-complementary

#57DAFA #FA5788 #FAC857

monochromatic

#06A9D0 #1CCDF8 #57DAFA #92E7FC #CEF4FE

Accessibility & contrast

On white

1.64

#57DAFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.81

#57DAFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DAFA

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DAFA	#FFFFFF	#000000	##000000
##57DAFA	1.00	1.64	12.81	12.81
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.81	21.00	1.00	1.00
##000000	12.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5D4FC

Deuteranopia (green-blind)

#ADC3FA

Tritanopia (blue-blind)

#00E5E4

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #57dafa;
/* rgb */ color: rgb(87, 218, 250);
/* oklch */ color: oklch(82.9% 0.121 217.0);

Tailwind

colors: {
  custom: {
    50: '#98e5fc',
    500: '#57dafa',
    950: '#000000',
  },
}

SCSS

$custom: #57dafa;
$custom-light: #98e5fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57dafa",
  "rgb": {
    "r": 87,
    "g": 218,
    "b": 250
  },
  "hsl": {
    "h": 191.779,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.8286,
    "c": 0.12128,
    "h": 217
  },
  "luminance": 0.59071
}

Semantic roles & 50–950 ramp

primary

#57DAFA

secondary

#CB492A

accent

#2D00E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #57DAFA

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

Preview Lab → · Contrast checker → · Palette generator →