#57D2EB#57D2EB

#57D2EB is a light, moderate cyan. Relative luminance 0.541; OKLCH L 80.4% C 0.113 H 213.4°. Best body text is #000000 at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#57D2EB
RGB	rgb(87, 210, 235)
HSL	hsl(190, 79%, 63%)
HSV	hsv(190, 63%, 92%)
CMYK	cmyk(63%, 10.6%, 0%, 7.8%)
CIE-LAB	lab(78.53, -26.71, -22.48)
CIE-LCH	lch(78.53, 34.91, 220.08°)
OKLab	oklab(80.44% -0.0946 -0.0624)
OKLCH	oklch(80.44% 0.113 213.4)
XYZ	xyz(41.9663, 54.1131, 86.8144)
Luminance	0.5412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D2EB #EB7057

analogous

#57EBBA #57D2EB #5788EB

triadic

#57D2EB #EB57D2 #D2EB57

tetradic

#57D2EB #BA57EB #EB7057 #88EB57

square

#57D2EB #BA57EB #EB7057 #88EB57

split-complementary

#57D2EB #EB5788 #EBBA57

monochromatic

#1598B2 #20C3E4 #57D2EB #8EE1F2 #C4EFF8

Accessibility & contrast

On white

1.78

#57D2EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.82

#57D2EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D2EB

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D2EB	#FFFFFF	#000000	##000000
##57D2EB	1.00	1.78	11.82	11.82
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.82	21.00	1.00	1.00
##000000	11.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCBEC

Deuteranopia (green-blind)

#AABBEB

Tritanopia (blue-blind)

#00DCDA

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #57d2eb;
/* rgb */ color: rgb(87, 210, 235);
/* oklch */ color: oklch(80.4% 0.113 213.4);

Tailwind

colors: {
  custom: {
    50: '#95e0f1',
    500: '#57d2eb',
    950: '#000000',
  },
}

SCSS

$custom: #57d2eb;
$custom-light: #95e0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#57d2eb",
  "rgb": {
    "r": 87,
    "g": 210,
    "b": 235
  },
  "hsl": {
    "h": 190.135,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.80441,
    "c": 0.11338,
    "h": 213.4
  },
  "luminance": 0.54118
}

Semantic roles & 50–950 ramp

primary

#57D2EB

secondary

#B34934

accent

#2E0ADB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #57D2EB

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

Preview Lab → · Contrast checker → · Palette generator →