#57D4FD#57D4FD

#57D4FD is a light, vivid cyan. Relative luminance 0.562; OKLCH L 81.6% C 0.123 H 223.2°. Best body text is #000000 at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#57D4FD
RGB	rgb(87, 212, 253)
HSL	hsl(195, 98%, 67%)
HSV	hsv(195, 66%, 99%)
CMYK	cmyk(65.6%, 16.2%, 0%, 0.8%)
CIE-LAB	lab(79.73, -22.35, -30.25)
CIE-LCH	lch(79.73, 37.61, 233.53°)
OKLab	oklab(81.61% -0.0899 -0.0844)
OKLCH	oklch(81.61% 0.123 223.2)
XYZ	xyz(45.1964, 56.2001, 101.3752)
Luminance	0.5621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57D4FD #FD8057

analogous

#57FDD3 #57D4FD #5781FD

triadic

#57D4FD #FD57D4 #D4FD57

tetradic

#57D4FD #D357FD #FD8057 #81FD57

square

#57D4FD #D357FD #FD8057 #81FD57

split-complementary

#57D4FD #FD5781 #FDD357

monochromatic

#03A3D7 #1BC5FC #57D4FD #93E3FE #D0F3FE

Accessibility & contrast

On white

1.72

#57D4FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.24

#57D4FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57D4FD

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57D4FD	#FFFFFF	#000000	##000000
##57D4FD	1.00	1.72	12.24	12.24
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.24	21.00	1.00	1.00
##000000	12.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCFFF

Deuteranopia (green-blind)

#A5BEFD

Tritanopia (blue-blind)

#00E1E1

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #57d4fd;
/* rgb */ color: rgb(87, 212, 253);
/* oklch */ color: oklch(81.6% 0.123 223.2);

Tailwind

colors: {
  custom: {
    50: '#97e1fe',
    500: '#57d4fd',
    950: '#000000',
  },
}

SCSS

$custom: #57d4fd;
$custom-light: #97e1fe;
$custom-dark: #000000;

JSON

{
  "hex": "#57d4fd",
  "rgb": {
    "r": 87,
    "g": 212,
    "b": 253
  },
  "hsl": {
    "h": 194.819,
    "s": 97.647,
    "l": 66.667
  },
  "oklch": {
    "l": 0.81611,
    "c": 0.12331,
    "h": 223.2
  },
  "luminance": 0.56205
}

Semantic roles & 50–950 ramp

primary

#57D4FD

secondary

#D15127

accent

#3900E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #57D4FD

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

Preview Lab → · Contrast checker → · Palette generator →