#57A0BB#57A0BB

#57A0BB is a light, moderate cyan. Relative luminance 0.308; OKLCH L 66.9% C 0.083 H 224.3°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#57A0BB
RGB	rgb(87, 160, 187)
HSL	hsl(196, 42%, 54%)
HSV	hsv(196, 53%, 73%)
CMYK	cmyk(53.5%, 14.4%, 0%, 26.7%)
CIE-LAB	lab(62.30, -15.15, -20.93)
CIE-LCH	lch(62.30, 25.84, 234.10°)
OKLab	oklab(66.89% -0.0594 -0.0581)
OKLCH	oklch(66.89% 0.083 224.3)
XYZ	xyz(25.4675, 30.7535, 51.5980)
Luminance	0.3076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A0BB #BB7257

analogous

#57BBA4 #57A0BB #576EBB

triadic

#57A0BB #BB57A0 #A0BB57

tetradic

#57A0BB #A457BB #BB7257 #6EBB57

square

#57A0BB #A457BB #BB7257 #6EBB57

split-complementary

#57A0BB #BB576E #BBA457

monochromatic

#2C5B6C #3D7F97 #57A0BB #83B9CD #AED1DE

Accessibility & contrast

On white

2.94

#57A0BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#57A0BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A0BB

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A0BB	#FFFFFF	#000000	##000000
##57A0BB	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919DBC

Deuteranopia (green-blind)

#8292BB

Tritanopia (blue-blind)

#0CA8A9

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #57a0bb;
/* rgb */ color: rgb(87, 160, 187);
/* oklch */ color: oklch(66.9% 0.083 224.3);

Tailwind

colors: {
  custom: {
    50: '#8ebccf',
    500: '#57a0bb',
    950: '#000000',
  },
}

SCSS

$custom: #57a0bb;
$custom-light: #8ebccf;
$custom-dark: #000000;

JSON

{
  "hex": "#57a0bb",
  "rgb": {
    "r": 87,
    "g": 160,
    "b": 187
  },
  "hsl": {
    "h": 196.2,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.66888,
    "c": 0.08308,
    "h": 224.3
  },
  "luminance": 0.30756
}

Semantic roles & 50–950 ramp

primary

#57A0BB

secondary

#CCADA2

accent

#7756D2

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1213

muted

#7E8182

Preview Lab

Preview with #57A0BB

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

Preview Lab → · Contrast checker → · Palette generator →