#57D1F4#57D1F4

#57D1F4 is a light, moderate cyan. Relative luminance 0.542; OKLCH L 80.6% C 0.118 H 220.1°. Best body text is #000000 at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#57D1F4
RGB	rgb(87, 209, 244)
HSL	hsl(193, 88%, 65%)
HSV	hsv(193, 64%, 96%)
CMYK	cmyk(64.3%, 14.3%, 0%, 4.3%)
CIE-LAB	lab(78.55, -23.55, -27.25)
CIE-LCH	lch(78.55, 36.02, 229.16°)
OKLab	oklab(80.56% -0.0902 -0.0759)
OKLCH	oklch(80.56% 0.118 220.1)
XYZ	xyz(43.0534, 54.1542, 93.7542)
Luminance	0.5416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D1F4 #F47A57

analogous

#57F4C9 #57D1F4 #5782F4

triadic

#57D1F4 #F457D1 #D1F457

tetradic

#57D1F4 #C957F4 #F47A57 #82F457

square

#57D1F4 #C957F4 #F47A57 #82F457

split-complementary

#57D1F4 #F45782 #F4C957

monochromatic

#0D9BC4 #1EC1F0 #57D1F4 #90E1F8 #CAF0FC

Accessibility & contrast

On white

1.77

#57D1F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.83

#57D1F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D1F4

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D1F4	#FFFFFF	#000000	##000000
##57D1F4	1.00	1.77	11.83	11.83
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.83	21.00	1.00	1.00
##000000	11.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCCCF6

Deuteranopia (green-blind)

#A5BBF4

Tritanopia (blue-blind)

#00DDDC

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #57d1f4;
/* rgb */ color: rgb(87, 209, 244);
/* oklch */ color: oklch(80.6% 0.118 220.1);

Tailwind

colors: {
  custom: {
    50: '#96dff7',
    500: '#57d1f4',
    950: '#000000',
  },
}

SCSS

$custom: #57d1f4;
$custom-light: #96dff7;
$custom-dark: #000000;

JSON

{
  "hex": "#57d1f4",
  "rgb": {
    "r": 87,
    "g": 209,
    "b": 244
  },
  "hsl": {
    "h": 193.376,
    "s": 87.709,
    "l": 64.902
  },
  "oklch": {
    "l": 0.80563,
    "c": 0.11791,
    "h": 220.1
  },
  "luminance": 0.54159
}

Semantic roles & 50–950 ramp

primary

#57D1F4

secondary

#C14F2E

accent

#3401E4

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D1F4

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

Preview Lab → · Contrast checker → · Palette generator →