#57C4EA#57C4EA

#57C4EA is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.2% C 0.113 H 224.2°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#57C4EA
RGB	rgb(87, 196, 234)
HSL	hsl(196, 78%, 63%)
HSV	hsv(196, 63%, 92%)
CMYK	cmyk(62.8%, 16.2%, 0%, 8.2%)
CIE-LAB	lab(74.47, -19.96, -28.14)
CIE-LCH	lch(74.47, 34.50, 234.64°)
OKLab	oklab(77.18% -0.0808 -0.0785)
OKLCH	oklch(77.18% 0.113 224.2)
XYZ	xyz(38.5158, 47.4426, 84.9535)
Luminance	0.4745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C4EA #EA7D57

analogous

#57EAC6 #57C4EA #577AEA

triadic

#57C4EA #EA57C4 #C4EA57

tetradic

#57C4EA #C657EA #EA7D57 #7AEA57

square

#57C4EA #C657EA #EA7D57 #7AEA57

split-complementary

#57C4EA #EA577A #EAC657

monochromatic

#1689B1 #21B1E3 #57C4EA #8DD7F1 #C4EAF8

Accessibility & contrast

On white

2.00

#57C4EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.49

#57C4EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C4EA

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C4EA	#FFFFFF	#000000	##000000
##57C4EA	1.00	2.00	10.49	10.49
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.49	21.00	1.00	1.00
##000000	10.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC0EC

Deuteranopia (green-blind)

#9AB1EA

Tritanopia (blue-blind)

#00D0D0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #57c4ea;
/* rgb */ color: rgb(87, 196, 234);
/* oklch */ color: oklch(77.2% 0.113 224.2);

Tailwind

colors: {
  custom: {
    50: '#94d6f0',
    500: '#57c4ea',
    950: '#000000',
  },
}

SCSS

$custom: #57c4ea;
$custom-light: #94d6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#57c4ea",
  "rgb": {
    "r": 87,
    "g": 196,
    "b": 234
  },
  "hsl": {
    "h": 195.51,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.77178,
    "c": 0.1126,
    "h": 224.2
  },
  "luminance": 0.47447
}

Semantic roles & 50–950 ramp

primary

#57C4EA

secondary

#E9C2B4

accent

#410BDA

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #57C4EA

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

Preview Lab → · Contrast checker → · Palette generator →