#57C3EC#57C3EC

#57C3EC is a light, moderate cyan. Relative luminance 0.471; OKLCH L 77.0% C 0.114 H 226.2°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#57C3EC
RGB	rgb(87, 195, 236)
HSL	hsl(197, 80%, 63%)
HSV	hsv(197, 63%, 93%)
CMYK	cmyk(63.1%, 17.4%, 0%, 7.5%)
CIE-LAB	lab(74.26, -18.84, -29.54)
CIE-LCH	lch(74.26, 35.04, 237.47°)
OKLab	oklab(77.03% -0.079 -0.0825)
OKLCH	oklch(77.03% 0.114 226.2)
XYZ	xyz(38.5799, 47.1086, 86.4003)
Luminance	0.4711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C3EC #EC8057

analogous

#57ECCA #57C3EC #5778EC

triadic

#57C3EC #EC57C3 #C3EC57

tetradic

#57C3EC #CA57EC #EC8057 #78EC57

square

#57C3EC #CA57EC #EC8057 #78EC57

split-complementary

#57C3EC #EC5778 #ECCA57

monochromatic

#1488B4 #20AFE6 #57C3EC #8ED7F2 #C5EAF8

Accessibility & contrast

On white

2.01

#57C3EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#57C3EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C3EC

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C3EC	#FFFFFF	#000000	##000000
##57C3EC	1.00	2.01	10.42	10.42
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADBFEE

Deuteranopia (green-blind)

#98B0EC

Tritanopia (blue-blind)

#00CFD0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #57c3ec;
/* rgb */ color: rgb(87, 195, 236);
/* oklch */ color: oklch(77.0% 0.114 226.2);

Tailwind

colors: {
  custom: {
    50: '#95d5f2',
    500: '#57c3ec',
    950: '#000000',
  },
}

SCSS

$custom: #57c3ec;
$custom-light: #95d5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#57c3ec",
  "rgb": {
    "r": 87,
    "g": 195,
    "b": 236
  },
  "hsl": {
    "h": 196.51,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.77032,
    "c": 0.11421,
    "h": 226.2
  },
  "luminance": 0.47113
}

Semantic roles & 50–950 ramp

primary

#57C3EC

secondary

#EAC3B5

accent

#430ADC

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #57C3EC

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

Preview Lab → · Contrast checker → · Palette generator →