#57BCDF#57BCDF

#57BCDF is a light, moderate cyan. Relative luminance 0.433; OKLCH L 74.9% C 0.106 H 223.8°. Best body text is #000000 at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#57BCDF
RGB	rgb(87, 188, 223)
HSL	hsl(195, 68%, 61%)
HSV	hsv(195, 61%, 87%)
CMYK	cmyk(61%, 15.7%, 0%, 12.5%)
CIE-LAB	lab(71.77, -19.16, -26.32)
CIE-LCH	lch(71.77, 32.55, 233.95°)
OKLab	oklab(74.88% -0.0765 -0.0733)
OKLCH	oklch(74.88% 0.106 223.8)
XYZ	xyz(35.2277, 43.3168, 76.3022)
Luminance	0.4332 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BCDF #DF7A57

analogous

#57DFBE #57BCDF #5778DF

triadic

#57BCDF #DF57BC #BCDF57

tetradic

#57BCDF #BE57DF #DF7A57 #78DF57

square

#57BCDF #BE57DF #DF7A57 #78DF57

split-complementary

#57BCDF #DF5778 #DFBE57

monochromatic

#1E7D9E #28A5D1 #57BCDF #8AD1E9 #BEE5F3

Accessibility & contrast

On white

2.17

#57BCDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.66

#57BCDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BCDF

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BCDF	#FFFFFF	#000000	##000000
##57BCDF	1.00	2.17	9.66	9.66
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.66	21.00	1.00	1.00
##000000	9.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B8E1

Deuteranopia (green-blind)

#95AADF

Tritanopia (blue-blind)

#00C7C7

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #57bcdf;
/* rgb */ color: rgb(87, 188, 223);
/* oklch */ color: oklch(74.9% 0.106 223.8);

Tailwind

colors: {
  custom: {
    50: '#93d0e9',
    500: '#57bcdf',
    950: '#000000',
  },
}

SCSS

$custom: #57bcdf;
$custom-light: #93d0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#57bcdf",
  "rgb": {
    "r": 87,
    "g": 188,
    "b": 223
  },
  "hsl": {
    "h": 195.441,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.74884,
    "c": 0.10598,
    "h": 223.8
  },
  "luminance": 0.4332
}

Semantic roles & 50–950 ramp

primary

#57BCDF

secondary

#E3BCAF

accent

#4616D0

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #57BCDF

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

Preview Lab → · Contrast checker → · Palette generator →