#57E2FF#57E2FF

#57E2FF is a very light, vivid cyan. Relative luminance 0.636; OKLCH L 84.9% C 0.124 H 214.2°. Best body text is #000000 at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#57E2FF
RGB	rgb(87, 226, 255)
HSL	hsl(190, 100%, 67%)
HSV	hsv(190, 66%, 100%)
CMYK	cmyk(65.9%, 11.4%, 0%, 0%)
CIE-LAB	lab(83.77, -28.68, -25.12)
CIE-LCH	lch(83.77, 38.13, 221.21°)
OKLab	oklab(84.88% -0.1029 -0.0699)
OKLCH	oklch(84.88% 0.124 214.2)
XYZ	xyz(49.1693, 63.6335, 104.2795)
Luminance	0.6364 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57E2FF #FF7457

analogous

#57FFC8 #57E2FF #578EFF

triadic

#57E2FF #FF57E2 #E2FF57

tetradic

#57E2FF #C857FF #FF7457 #8EFF57

square

#57E2FF #C857FF #FF7457 #8EFF57

split-complementary

#57E2FF #FF578E #FFC857

monochromatic

#00B6DC #1AD7FF #57E2FF #94EDFF #D1F7FF

Accessibility & contrast

On white

1.53

#57E2FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.73

#57E2FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57E2FF

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57E2FF	#FFFFFF	#000000	##000000
##57E2FF	1.00	1.53	13.73	13.73
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.73	21.00	1.00	1.00
##000000	13.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDDBFF

Deuteranopia (green-blind)

#B5C9FF

Tritanopia (blue-blind)

#00EDEB

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #57e2ff;
/* rgb */ color: rgb(87, 226, 255);
/* oklch */ color: oklch(84.9% 0.124 214.2);

Tailwind

colors: {
  custom: {
    50: '#99ebff',
    500: '#57e2ff',
    950: '#000000',
  },
}

SCSS

$custom: #57e2ff;
$custom-light: #99ebff;
$custom-dark: #000000;

JSON

{
  "hex": "#57e2ff",
  "rgb": {
    "r": 87,
    "g": 226,
    "b": 255
  },
  "hsl": {
    "h": 190.357,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.84882,
    "c": 0.12434,
    "h": 214.2
  },
  "luminance": 0.63639
}

Semantic roles & 50–950 ramp

primary

#57E2FF

secondary

#D54426

accent

#2800E6

background

#FCFEFF

surface

#F6FDFF

border

#D0D5D7

text

#0F1618

muted

#808486

Preview Lab

Preview with #57E2FF

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

Preview Lab → · Contrast checker → · Palette generator →