#57D5F4#57D5F4

#57D5F4 is a light, moderate cyan. Relative luminance 0.561; OKLCH L 81.5% C 0.118 H 217.0°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#57D5F4
RGB	rgb(87, 213, 244)
HSL	hsl(192, 88%, 65%)
HSV	hsv(192, 64%, 96%)
CMYK	cmyk(64.3%, 12.7%, 0%, 4.3%)
CIE-LAB	lab(79.69, -25.55, -25.50)
CIE-LCH	lch(79.69, 36.10, 224.95°)
OKLab	oklab(81.48% -0.0942 -0.071)
OKLCH	oklch(81.48% 0.118 217)
XYZ	xyz(44.0472, 56.1416, 94.0855)
Luminance	0.5615 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D5F4 #F47657

analogous

#57F4C4 #57D5F4 #5787F4

triadic

#57D5F4 #F457D5 #D5F457

tetradic

#57D5F4 #C457F4 #F47657 #87F457

square

#57D5F4 #C457F4 #F47657 #87F457

split-complementary

#57D5F4 #F45787 #F4C457

monochromatic

#0DA0C4 #1EC7F0 #57D5F4 #90E3F8 #CAF2FC

Accessibility & contrast

On white

1.72

#57D5F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.23

#57D5F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D5F4

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D5F4	#FFFFFF	#000000	##000000
##57D5F4	1.00	1.72	12.23	12.23
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.23	21.00	1.00	1.00
##000000	12.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0CFF6

Deuteranopia (green-blind)

#AABEF4

Tritanopia (blue-blind)

#00E0DF

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #57d5f4;
/* rgb */ color: rgb(87, 213, 244);
/* oklch */ color: oklch(81.5% 0.118 217.0);

Tailwind

colors: {
  custom: {
    50: '#97e2f7',
    500: '#57d5f4',
    950: '#000000',
  },
}

SCSS

$custom: #57d5f4;
$custom-light: #97e2f7;
$custom-dark: #000000;

JSON

{
  "hex": "#57d5f4",
  "rgb": {
    "r": 87,
    "g": 213,
    "b": 244
  },
  "hsl": {
    "h": 191.847,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.8148,
    "c": 0.11795,
    "h": 217
  },
  "luminance": 0.56146
}

Semantic roles & 50–950 ramp

primary

#57D5F4

secondary

#C14B2E

accent

#2E01E4

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D5F4

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

Preview Lab → · Contrast checker → · Palette generator →