#57C5DF#57C5DF

#57C5DF is a light, moderate cyan. Relative luminance 0.473; OKLCH L 77.0% C 0.106 H 215.8°. Best body text is #000000 at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#57C5DF
RGB	rgb(87, 197, 223)
HSL	hsl(191, 68%, 61%)
HSV	hsv(191, 61%, 87%)
CMYK	cmyk(61%, 11.7%, 0%, 12.5%)
CIE-LAB	lab(74.37, -23.75, -22.35)
CIE-LCH	lch(74.37, 32.61, 223.25°)
OKLab	oklab(76.97% -0.0859 -0.0621)
OKLCH	oklch(76.97% 0.106 215.8)
XYZ	xyz(37.2106, 47.2826, 76.9632)
Luminance	0.4729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C5DF #DF7157

analogous

#57DFB5 #57C5DF #5781DF

triadic

#57C5DF #DF57C5 #C5DF57

tetradic

#57C5DF #B557DF #DF7157 #81DF57

square

#57C5DF #B557DF #DF7157 #81DF57

split-complementary

#57C5DF #DF5781 #DFB557

monochromatic

#1E859E #28B1D1 #57C5DF #8AD7E9 #BEE8F3

Accessibility & contrast

On white

2.01

#57C5DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.46

#57C5DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C5DF

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C5DF	#FFFFFF	#000000	##000000
##57C5DF	1.00	2.01	10.46	10.46
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.46	21.00	1.00	1.00
##000000	10.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BFE0

Deuteranopia (green-blind)

#9FB1DF

Tritanopia (blue-blind)

#00CFCD

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #57c5df;
/* rgb */ color: rgb(87, 197, 223);
/* oklch */ color: oklch(77.0% 0.106 215.8);

Tailwind

colors: {
  custom: {
    50: '#93d6e9',
    500: '#57c5df',
    950: '#000000',
  },
}

SCSS

$custom: #57c5df;
$custom-light: #93d6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#57c5df",
  "rgb": {
    "r": 87,
    "g": 197,
    "b": 223
  },
  "hsl": {
    "h": 191.471,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.76967,
    "c": 0.106,
    "h": 215.8
  },
  "luminance": 0.47286
}

Semantic roles & 50–950 ramp

primary

#57C5DF

secondary

#E3B9AF

accent

#3916D0

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #57C5DF

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

Preview Lab → · Contrast checker → · Palette generator →