#57B9BE#57B9BE

#57B9BE is a light, moderate teal. Relative luminance 0.404; OKLCH L 72.9% C 0.092 H 199.8°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#57B9BE
RGB	rgb(87, 185, 190)
HSL	hsl(183, 44%, 54%)
HSV	hsv(183, 54%, 75%)
CMYK	cmyk(54.2%, 2.6%, 0%, 25.5%)
CIE-LAB	lab(69.78, -27.17, -11.29)
CIE-LCH	lch(69.78, 29.42, 202.56°)
OKLab	oklab(72.92% -0.0864 -0.0312)
OKLCH	oklch(72.92% 0.092 199.8)
XYZ	xyz(30.5699, 40.4390, 54.8997)
Luminance	0.4044 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B9BE #BE5C57

analogous

#57BE90 #57B9BE #5786BE

triadic

#57B9BE #BE57B9 #B9BE57

tetradic

#57B9BE #9057BE #BE5C57 #86BE57

square

#57B9BE #9057BE #BE5C57 #86BE57

split-complementary

#57B9BE #BE5786 #BE9057

monochromatic

#2B6C6F #3C979C #57B9BE #83CBCF #AFDEE0

Accessibility & contrast

On white

2.31

#57B9BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#57B9BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B9BE

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B9BE	#FFFFFF	#000000	##000000
##57B9BE	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB2BF

Deuteranopia (green-blind)

#9DA5BF

Tritanopia (blue-blind)

#00BFBA

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #57b9be;
/* rgb */ color: rgb(87, 185, 190);
/* oklch */ color: oklch(72.9% 0.092 199.8);

Tailwind

colors: {
  custom: {
    50: '#90ced1',
    500: '#57b9be',
    950: '#000000',
  },
}

SCSS

$custom: #57b9be;
$custom-light: #90ced1;
$custom-dark: #000000;

JSON

{
  "hex": "#57b9be",
  "rgb": {
    "r": 87,
    "g": 185,
    "b": 190
  },
  "hsl": {
    "h": 182.913,
    "s": 44.206,
    "l": 54.314
  },
  "oklch": {
    "l": 0.7292,
    "c": 0.09186,
    "h": 199.8
  },
  "luminance": 0.40442
}

Semantic roles & 50–950 ramp

primary

#57B9BE

secondary

#CEA5A3

accent

#5A54D4

background

#F9FCFC

surface

#F2F9F9

border

#CCD2D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #57B9BE

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

Preview Lab → · Contrast checker → · Palette generator →