#57B2DF#57B2DF

#57B2DF is a light, moderate cyan. Relative luminance 0.392; OKLCH L 72.6% C 0.108 H 232.5°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#57B2DF
RGB	rgb(87, 178, 223)
HSL	hsl(200, 68%, 61%)
HSV	hsv(200, 61%, 87%)
CMYK	cmyk(61%, 20.2%, 0%, 12.5%)
CIE-LAB	lab(68.89, -13.90, -30.75)
CIE-LCH	lch(68.89, 33.74, 245.68°)
OKLab	oklab(72.59% -0.066 -0.086)
OKLCH	oklch(72.59% 0.108 232.5)
XYZ	xyz(33.1650, 39.1915, 75.6146)
Luminance	0.3920 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2DF #DF8457

analogous

#57DFC8 #57B2DF #576EDF

triadic

#57B2DF #DF57B2 #B2DF57

tetradic

#57B2DF #C857DF #DF8457 #6EDF57

square

#57B2DF #C857DF #DF8457 #6EDF57

split-complementary

#57B2DF #DF576E #DFC857

monochromatic

#1E739E #2899D1 #57B2DF #8ACAE9 #BEE1F3

Accessibility & contrast

On white

2.38

#57B2DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#57B2DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2DF

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2DF	#FFFFFF	#000000	##000000
##57B2DF	1.00	2.38	8.84	8.84
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CB0E1

Deuteranopia (green-blind)

#89A2DE

Tritanopia (blue-blind)

#00BEC1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #57b2df;
/* rgb */ color: rgb(87, 178, 223);
/* oklch */ color: oklch(72.6% 0.108 232.5);

Tailwind

colors: {
  custom: {
    50: '#92c9e9',
    500: '#57b2df',
    950: '#000000',
  },
}

SCSS

$custom: #57b2df;
$custom-light: #92c9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2df",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 223
  },
  "hsl": {
    "h": 199.853,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.72587,
    "c": 0.10841,
    "h": 232.5
  },
  "luminance": 0.39195
}

Semantic roles & 50–950 ramp

primary

#57B2DF

secondary

#E3C0AF

accent

#5316D0

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B2DF

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

Preview Lab → · Contrast checker → · Palette generator →