#57B0CD#57B0CD

#57B0CD is a light, moderate cyan. Relative luminance 0.375; OKLCH L 71.4% C 0.095 H 221.9°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#57B0CD
RGB	rgb(87, 176, 205)
HSL	hsl(195, 54%, 57%)
HSV	hsv(195, 58%, 80%)
CMYK	cmyk(57.6%, 14.1%, 0%, 19.6%)
CIE-LAB	lab(67.64, -18.30, -22.79)
CIE-LCH	lch(67.64, 29.22, 231.23°)
OKLab	oklab(71.36% -0.0705 -0.0633)
OKLCH	oklch(71.36% 0.095 221.9)
XYZ	xyz(30.4709, 37.4818, 63.3747)
Luminance	0.3749 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B0CD #CD7457

analogous

#57CDAF #57B0CD #5775CD

triadic

#57B0CD #CD57B0 #B0CD57

tetradic

#57B0CD #AF57CD #CD7457 #75CD57

square

#57B0CD #AF57CD #CD7457 #75CD57

split-complementary

#57B0CD #CD5775 #CDAF57

monochromatic

#276C83 #3593B2 #57B0CD #86C6DB #B5DCE9

Accessibility & contrast

On white

2.47

#57B0CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#57B0CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B0CD

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B0CD	#FFFFFF	#000000	##000000
##57B0CD	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FACCF

Deuteranopia (green-blind)

#8E9FCD

Tritanopia (blue-blind)

#00B9B9

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #57b0cd;
/* rgb */ color: rgb(87, 176, 205);
/* oklch */ color: oklch(71.4% 0.095 221.9);

Tailwind

colors: {
  custom: {
    50: '#90c7dc',
    500: '#57b0cd',
    950: '#000000',
  },
}

SCSS

$custom: #57b0cd;
$custom-light: #90c7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#57b0cd",
  "rgb": {
    "r": 87,
    "g": 176,
    "b": 205
  },
  "hsl": {
    "h": 194.746,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.71365,
    "c": 0.09473,
    "h": 221.9
  },
  "luminance": 0.37485
}

Semantic roles & 50–950 ramp

primary

#57B0CD

secondary

#D8B4A8

accent

#6E4ADD

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #57B0CD

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

Preview Lab → · Contrast checker → · Palette generator →