#57B6DC#57B6DC

#57B6DC is a light, moderate cyan. Relative luminance 0.406; OKLCH L 73.4% C 0.105 H 227.1°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#57B6DC
RGB	rgb(87, 182, 220)
HSL	hsl(197, 66%, 60%)
HSV	hsv(197, 60%, 86%)
CMYK	cmyk(60.5%, 17.3%, 0%, 13.7%)
CIE-LAB	lab(69.93, -16.94, -27.51)
CIE-LCH	lch(69.93, 32.31, 238.38°)
OKLab	oklab(73.38% -0.0713 -0.0767)
OKLCH	oklch(73.38% 0.105 227.1)
XYZ	xyz(33.5716, 40.6461, 73.7725)
Luminance	0.4065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B6DC #DC7D57

analogous

#57DCC0 #57B6DC #5773DC

triadic

#57B6DC #DC57B6 #B6DC57

tetradic

#57B6DC #C057DC #DC7D57 #73DC57

square

#57B6DC #C057DC #DC7D57 #73DC57

split-complementary

#57B6DC #DC5773 #DCC057

monochromatic

#207699 #2A9DCB #57B6DC #8ACCE7 #BCE2F1

Accessibility & contrast

On white

2.30

#57B6DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.13

#57B6DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B6DC

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B6DC	#FFFFFF	#000000	##000000
##57B6DC	1.00	2.30	9.13	9.13
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.13	21.00	1.00	1.00
##000000	9.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B3DE

Deuteranopia (green-blind)

#8FA5DC

Tritanopia (blue-blind)

#00C1C2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #57b6dc;
/* rgb */ color: rgb(87, 182, 220);
/* oklch */ color: oklch(73.4% 0.105 227.1);

Tailwind

colors: {
  custom: {
    50: '#92cce7',
    500: '#57b6dc',
    950: '#000000',
  },
}

SCSS

$custom: #57b6dc;
$custom-light: #92cce7;
$custom-dark: #000000;

JSON

{
  "hex": "#57b6dc",
  "rgb": {
    "r": 87,
    "g": 182,
    "b": 220
  },
  "hsl": {
    "h": 197.143,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.73376,
    "c": 0.10475,
    "h": 227.1
  },
  "luminance": 0.40649
}

Semantic roles & 50–950 ramp

primary

#57B6DC

secondary

#E1BCAE

accent

#4C18CD

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B6DC

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

Preview Lab → · Contrast checker → · Palette generator →