#57BBDE#57BBDE

#57BBDE is a light, moderate cyan. Relative luminance 0.428; OKLCH L 74.6% C 0.105 H 224.0°. Best body text is #000000 at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#57BBDE
RGB	rgb(87, 187, 222)
HSL	hsl(196, 67%, 61%)
HSV	hsv(196, 61%, 87%)
CMYK	cmyk(60.8%, 15.8%, 0%, 12.9%)
CIE-LAB	lab(71.44, -18.94, -26.27)
CIE-LCH	lch(71.44, 32.39, 234.21°)
OKLab	oklab(74.61% -0.0759 -0.0732)
OKLCH	oklch(74.61% 0.105 224)
XYZ	xyz(34.8804, 42.8373, 75.5233)
Luminance	0.4284 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BBDE #DE7A57

analogous

#57DEBE #57BBDE #5777DE

triadic

#57BBDE #DE57BB #BBDE57

tetradic

#57BBDE #BE57DE #DE7A57 #77DE57

square

#57BBDE #BE57DE #DE7A57 #77DE57

split-complementary

#57BBDE #DE5777 #DEBE57

monochromatic

#1F7B9C #29A4CF #57BBDE #8AD0E8 #BDE4F2

Accessibility & contrast

On white

2.19

#57BBDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.57

#57BBDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BBDE

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BBDE	#FFFFFF	#000000	##000000
##57BBDE	1.00	2.19	9.57	9.57
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.57	21.00	1.00	1.00
##000000	9.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B7E0

Deuteranopia (green-blind)

#94A9DE

Tritanopia (blue-blind)

#00C6C6

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #57bbde;
/* rgb */ color: rgb(87, 187, 222);
/* oklch */ color: oklch(74.6% 0.105 224.0);

Tailwind

colors: {
  custom: {
    50: '#93cfe8',
    500: '#57bbde',
    950: '#000000',
  },
}

SCSS

$custom: #57bbde;
$custom-light: #93cfe8;
$custom-dark: #000000;

JSON

{
  "hex": "#57bbde",
  "rgb": {
    "r": 87,
    "g": 187,
    "b": 222
  },
  "hsl": {
    "h": 195.556,
    "s": 67.164,
    "l": 60.588
  },
  "oklch": {
    "l": 0.74612,
    "c": 0.10541,
    "h": 224
  },
  "luminance": 0.42841
}

Semantic roles & 50–950 ramp

primary

#57BBDE

secondary

#E2BCAF

accent

#4616CF

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57BBDE

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

Preview Lab → · Contrast checker → · Palette generator →