#57C7EA#57C7EA

#57C7EA is a light, moderate cyan. Relative luminance 0.488; OKLCH L 77.9% C 0.112 H 221.7°. Best body text is #000000 at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#57C7EA
RGB	rgb(87, 199, 234)
HSL	hsl(194, 78%, 63%)
HSV	hsv(194, 63%, 92%)
CMYK	cmyk(62.8%, 15%, 0%, 8.2%)
CIE-LAB	lab(75.33, -21.50, -26.82)
CIE-LCH	lch(75.33, 34.37, 231.28°)
OKLab	oklab(77.87% -0.0838 -0.0747)
OKLCH	oklch(77.87% 0.112 221.7)
XYZ	xyz(39.1992, 48.8095, 85.1813)
Luminance	0.4881 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C7EA #EA7A57

analogous

#57EAC4 #57C7EA #577DEA

triadic

#57C7EA #EA57C7 #C7EA57

tetradic

#57C7EA #C457EA #EA7A57 #7DEA57

square

#57C7EA #C457EA #EA7A57 #7DEA57

split-complementary

#57C7EA #EA577D #EAC457

monochromatic

#168CB1 #21B5E3 #57C7EA #8DD9F1 #C4EBF8

Accessibility & contrast

On white

1.95

#57C7EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.76

#57C7EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C7EA

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C7EA	#FFFFFF	#000000	##000000
##57C7EA	1.00	1.95	10.76	10.76
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.76	21.00	1.00	1.00
##000000	10.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C2EC

Deuteranopia (green-blind)

#9DB3EA

Tritanopia (blue-blind)

#00D2D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #57c7ea;
/* rgb */ color: rgb(87, 199, 234);
/* oklch */ color: oklch(77.9% 0.112 221.7);

Tailwind

colors: {
  custom: {
    50: '#95d8f0',
    500: '#57c7ea',
    950: '#000000',
  },
}

SCSS

$custom: #57c7ea;
$custom-light: #95d8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#57c7ea",
  "rgb": {
    "r": 87,
    "g": 199,
    "b": 234
  },
  "hsl": {
    "h": 194.286,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.77866,
    "c": 0.11228,
    "h": 221.7
  },
  "luminance": 0.48814
}

Semantic roles & 50–950 ramp

primary

#57C7EA

secondary

#E9C1B4

accent

#3D0BDA

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #57C7EA

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

Preview Lab → · Contrast checker → · Palette generator →