#57B0BF#57B0BF

#57B0BF is a light, moderate teal. Relative luminance 0.368; OKLCH L 70.8% C 0.088 H 209.9°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#57B0BF
RGB	rgb(87, 176, 191)
HSL	hsl(189, 45%, 55%)
HSV	hsv(189, 54%, 75%)
CMYK	cmyk(54.5%, 7.9%, 0%, 25.1%)
CIE-LAB	lab(67.15, -22.37, -15.79)
CIE-LCH	lch(67.15, 27.38, 215.21°)
OKLab	oklab(70.82% -0.076 -0.0436)
OKLCH	oklch(70.82% 0.088 209.9)
XYZ	xyz(28.8560, 36.8358, 54.8695)
Luminance	0.3684 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B0BF #BF6657

analogous

#57BF9A #57B0BF #577CBF

triadic

#57B0BF #BF57B0 #B0BF57

tetradic

#57B0BF #9A57BF #BF6657 #7CBF57

square

#57B0BF #9A57BF #BF6657 #7CBF57

split-complementary

#57B0BF #BF577C #BF9A57

monochromatic

#2B6771 #3C8F9D #57B0BF #83C5D0 #B0DAE1

Accessibility & contrast

On white

2.51

#57B0BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#57B0BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B0BF

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B0BF	#FFFFFF	#000000	##000000
##57B0BF	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AAC0

Deuteranopia (green-blind)

#939EBF

Tritanopia (blue-blind)

#00B7B4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #57b0bf;
/* rgb */ color: rgb(87, 176, 191);
/* oklch */ color: oklch(70.8% 0.088 209.9);

Tailwind

colors: {
  custom: {
    50: '#8fc7d2',
    500: '#57b0bf',
    950: '#000000',
  },
}

SCSS

$custom: #57b0bf;
$custom-light: #8fc7d2;
$custom-dark: #000000;

JSON

{
  "hex": "#57b0bf",
  "rgb": {
    "r": 87,
    "g": 176,
    "b": 191
  },
  "hsl": {
    "h": 188.654,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.70818,
    "c": 0.08763,
    "h": 209.9
  },
  "luminance": 0.36838
}

Semantic roles & 50–950 ramp

primary

#57B0BF

secondary

#CFA9A3

accent

#6653D5

background

#F9FCFC

surface

#F1F8F9

border

#CBD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #57B0BF

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

Preview Lab → · Contrast checker → · Palette generator →