#57BBD0#57BBD0

#57BBD0 is a light, moderate cyan. Relative luminance 0.421; OKLCH L 74.1% C 0.097 H 213.5°. Best body text is #000000 at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#57BBD0
RGB	rgb(87, 187, 208)
HSL	hsl(190, 56%, 58%)
HSV	hsv(190, 58%, 82%)
CMYK	cmyk(58.2%, 10.1%, 0%, 18.4%)
CIE-LAB	lab(70.95, -23.08, -19.39)
CIE-LCH	lch(70.95, 30.14, 220.02°)
OKLab	oklab(74.06% -0.0812 -0.0537)
OKLCH	oklch(74.06% 0.097 213.5)
XYZ	xyz(33.0814, 42.1177, 66.0484)
Luminance	0.4212 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BBD0 #D06C57

analogous

#57D0A8 #57BBD0 #577FD0

triadic

#57BBD0 #D057BB #BBD057

tetradic

#57BBD0 #A857D0 #D06C57 #7FD057

square

#57BBD0 #A857D0 #D06C57 #7FD057

split-complementary

#57BBD0 #D0577F #D0A857

monochromatic

#267687 #33A0B7 #57BBD0 #87CEDD #B7E2EB

Accessibility & contrast

On white

2.23

#57BBD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.42

#57BBD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BBD0

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BBD0	#FFFFFF	#000000	##000000
##57BBD0	1.00	2.23	9.42	9.42
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.42	21.00	1.00	1.00
##000000	9.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB5D1

Deuteranopia (green-blind)

#99A8D0

Tritanopia (blue-blind)

#00C3C1

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #57bbd0;
/* rgb */ color: rgb(87, 187, 208);
/* oklch */ color: oklch(74.1% 0.097 213.5);

Tailwind

colors: {
  custom: {
    50: '#91cfde',
    500: '#57bbd0',
    950: '#000000',
  },
}

SCSS

$custom: #57bbd0;
$custom-light: #91cfde;
$custom-dark: #000000;

JSON

{
  "hex": "#57bbd0",
  "rgb": {
    "r": 87,
    "g": 187,
    "b": 208
  },
  "hsl": {
    "h": 190.413,
    "s": 56.279,
    "l": 57.843
  },
  "oklch": {
    "l": 0.74055,
    "c": 0.09739,
    "h": 213.5
  },
  "luminance": 0.42121
}

Semantic roles & 50–950 ramp

primary

#57BBD0

secondary

#DAB2A9

accent

#6248E0

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #57BBD0

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

Preview Lab → · Contrast checker → · Palette generator →