#57C0ED#57C0ED

#57C0ED is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.4% C 0.116 H 229.2°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#57C0ED
RGB	rgb(87, 192, 237)
HSL	hsl(198, 81%, 64%)
HSV	hsv(198, 63%, 93%)
CMYK	cmyk(63.3%, 19%, 0%, 7.1%)
CIE-LAB	lab(73.44, -16.98, -31.34)
CIE-LCH	lch(73.44, 35.65, 241.56°)
OKLab	oklab(76.39% -0.0756 -0.0876)
OKLCH	oklch(76.39% 0.116 229.2)
XYZ	xyz(38.0602, 45.8360, 86.9458)
Luminance	0.4584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C0ED #ED8457

analogous

#57EDCF #57C0ED #5775ED

triadic

#57C0ED #ED57C0 #C0ED57

tetradic

#57C0ED #CF57ED #ED8457 #75ED57

square

#57C0ED #CF57ED #ED8457 #75ED57

split-complementary

#57C0ED #ED5775 #EDCF57

monochromatic

#1485B6 #20ABE7 #57C0ED #8ED5F3 #C6E9F9

Accessibility & contrast

On white

2.07

#57C0ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#57C0ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C0ED

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C0ED	#FFFFFF	#000000	##000000
##57C0ED	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9BDEF

Deuteranopia (green-blind)

#94AEEC

Tritanopia (blue-blind)

#00CDCF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #57c0ed;
/* rgb */ color: rgb(87, 192, 237);
/* oklch */ color: oklch(76.4% 0.116 229.2);

Tailwind

colors: {
  custom: {
    50: '#95d3f3',
    500: '#57c0ed',
    950: '#000000',
  },
}

SCSS

$custom: #57c0ed;
$custom-light: #95d3f3;
$custom-dark: #000000;

JSON

{
  "hex": "#57c0ed",
  "rgb": {
    "r": 87,
    "g": 192,
    "b": 237
  },
  "hsl": {
    "h": 198,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.7639,
    "c": 0.11573,
    "h": 229.2
  },
  "luminance": 0.4584
}

Semantic roles & 50–950 ramp

primary

#57C0ED

secondary

#EAC5B5

accent

#4809DD

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #57C0ED

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

Preview Lab → · Contrast checker → · Palette generator →