#57B2DC#57B2DC

#57B2DC is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.5% C 0.106 H 230.6°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#57B2DC
RGB	rgb(87, 178, 220)
HSL	hsl(199, 66%, 60%)
HSV	hsv(199, 60%, 86%)
CMYK	cmyk(60.5%, 19.1%, 0%, 13.7%)
CIE-LAB	lab(68.77, -14.82, -29.29)
CIE-LCH	lch(68.77, 32.82, 243.15°)
OKLab	oklab(72.46% -0.0671 -0.0818)
OKLCH	oklch(72.46% 0.106 230.6)
XYZ	xyz(32.7641, 39.0311, 73.5034)
Luminance	0.3903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2DC #DC8157

analogous

#57DCC3 #57B2DC #5770DC

triadic

#57B2DC #DC57B2 #B2DC57

tetradic

#57B2DC #C357DC #DC8157 #70DC57

square

#57B2DC #C357DC #DC8157 #70DC57

split-complementary

#57B2DC #DC5770 #DCC357

monochromatic

#207399 #2A99CB #57B2DC #8AC9E7 #BCE0F1

Accessibility & contrast

On white

2.38

#57B2DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#57B2DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2DC

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2DC	#FFFFFF	#000000	##000000
##57B2DC	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB0DE

Deuteranopia (green-blind)

#8AA2DB

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #57b2dc;
/* rgb */ color: rgb(87, 178, 220);
/* oklch */ color: oklch(72.5% 0.106 230.6);

Tailwind

colors: {
  custom: {
    50: '#92c9e7',
    500: '#57b2dc',
    950: '#000000',
  },
}

SCSS

$custom: #57b2dc;
$custom-light: #92c9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2dc",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 220
  },
  "hsl": {
    "h": 198.947,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.72457,
    "c": 0.10579,
    "h": 230.6
  },
  "luminance": 0.39034
}

Semantic roles & 50–950 ramp

primary

#57B2DC

secondary

#E1BEAE

accent

#5118CD

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B2DC

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

Preview Lab → · Contrast checker → · Palette generator →