#57D0EB#57D0EB

#57D0EB is a light, moderate cyan. Relative luminance 0.531; OKLCH L 80.0% C 0.113 H 215.0°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#57D0EB
RGB	rgb(87, 208, 235)
HSL	hsl(191, 79%, 63%)
HSV	hsv(191, 63%, 92%)
CMYK	cmyk(63%, 11.5%, 0%, 7.8%)
CIE-LAB	lab(77.95, -25.72, -23.35)
CIE-LCH	lch(77.95, 34.74, 222.23°)
OKLab	oklab(79.98% -0.0926 -0.0649)
OKLCH	oklch(79.98% 0.113 215)
XYZ	xyz(41.4756, 53.1317, 86.6508)
Luminance	0.5314 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D0EB #EB7257

analogous

#57EBBC #57D0EB #5786EB

triadic

#57D0EB #EB57D0 #D0EB57

tetradic

#57D0EB #BC57EB #EB7257 #86EB57

square

#57D0EB #BC57EB #EB7257 #86EB57

split-complementary

#57D0EB #EB5786 #EBBC57

monochromatic

#1596B2 #20C1E4 #57D0EB #8EDFF2 #C4EFF8

Accessibility & contrast

On white

1.81

#57D0EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#57D0EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D0EB

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D0EB	#FFFFFF	#000000	##000000
##57D0EB	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCAED

Deuteranopia (green-blind)

#A7BAEB

Tritanopia (blue-blind)

#00DAD8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #57d0eb;
/* rgb */ color: rgb(87, 208, 235);
/* oklch */ color: oklch(80.0% 0.113 215.0);

Tailwind

colors: {
  custom: {
    50: '#95def1',
    500: '#57d0eb',
    950: '#000000',
  },
}

SCSS

$custom: #57d0eb;
$custom-light: #95def1;
$custom-dark: #000000;

JSON

{
  "hex": "#57d0eb",
  "rgb": {
    "r": 87,
    "g": 208,
    "b": 235
  },
  "hsl": {
    "h": 190.946,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.79979,
    "c": 0.11309,
    "h": 215
  },
  "luminance": 0.53136
}

Semantic roles & 50–950 ramp

primary

#57D0EB

secondary

#B34B34

accent

#310ADB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #57D0EB

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

Preview Lab → · Contrast checker → · Palette generator →