#57D0EA#57D0EA

#57D0EA is a light, moderate cyan. Relative luminance 0.531; OKLCH L 79.9% C 0.113 H 214.3°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#57D0EA
RGB	rgb(87, 208, 234)
HSL	hsl(191, 78%, 63%)
HSV	hsv(191, 63%, 92%)
CMYK	cmyk(62.8%, 11.1%, 0%, 8.2%)
CIE-LAB	lab(77.92, -26.02, -22.87)
CIE-LCH	lch(77.92, 34.64, 221.32°)
OKLab	oklab(79.94% -0.093 -0.0635)
OKLCH	oklch(79.94% 0.113 214.3)
XYZ	xyz(41.3315, 53.0741, 85.8921)
Luminance	0.5308 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D0EA #EA7157

analogous

#57EABA #57D0EA #5786EA

triadic

#57D0EA #EA57D0 #D0EA57

tetradic

#57D0EA #BA57EA #EA7157 #86EA57

square

#57D0EA #BA57EA #EA7157 #86EA57

split-complementary

#57D0EA #EA5786 #EABA57

monochromatic

#1695B1 #21C1E3 #57D0EA #8DDFF1 #C4EEF8

Accessibility & contrast

On white

1.81

#57D0EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#57D0EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D0EA

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D0EA	#FFFFFF	#000000	##000000
##57D0EA	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCAEC

Deuteranopia (green-blind)

#A8BAEA

Tritanopia (blue-blind)

#00DAD8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #57d0ea;
/* rgb */ color: rgb(87, 208, 234);
/* oklch */ color: oklch(79.9% 0.113 214.3);

Tailwind

colors: {
  custom: {
    50: '#95def0',
    500: '#57d0ea',
    950: '#000000',
  },
}

SCSS

$custom: #57d0ea;
$custom-light: #95def0;
$custom-dark: #000000;

JSON

{
  "hex": "#57d0ea",
  "rgb": {
    "r": 87,
    "g": 208,
    "b": 234
  },
  "hsl": {
    "h": 190.612,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.7994,
    "c": 0.11263,
    "h": 214.3
  },
  "luminance": 0.53079
}

Semantic roles & 50–950 ramp

primary

#57D0EA

secondary

#B14A34

accent

#300BDA

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #57D0EA

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

Preview Lab → · Contrast checker → · Palette generator →