#57B2E5#57B2E5

#57B2E5 is a light, moderate cyan. Relative luminance 0.395; OKLCH L 72.9% C 0.114 H 235.9°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#57B2E5
RGB	rgb(87, 178, 229)
HSL	hsl(202, 73%, 62%)
HSV	hsv(202, 62%, 90%)
CMYK	cmyk(62%, 22.3%, 0%, 10.2%)
CIE-LAB	lab(69.13, -12.03, -33.66)
CIE-LCH	lch(69.13, 35.75, 250.33°)
OKLab	oklab(72.85% -0.064 -0.0943)
OKLCH	oklch(72.85% 0.114 235.9)
XYZ	xyz(33.9883, 39.5208, 79.9506)
Luminance	0.3952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2E5 #E58A57

analogous

#57E5D1 #57B2E5 #576BE5

triadic

#57B2E5 #E557B2 #B2E557

tetradic

#57B2E5 #D157E5 #E58A57 #6BE557

square

#57B2E5 #D157E5 #E58A57 #6BE557

split-complementary

#57B2E5 #E5576B #E5D157

monochromatic

#1A75A8 #229ADD #57B2E5 #8CCAED #C1E3F5

Accessibility & contrast

On white

2.36

#57B2E5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.90

#57B2E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2E5

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2E5	#FFFFFF	#000000	##000000
##57B2E5	1.00	2.36	8.90	8.90
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.90	21.00	1.00	1.00
##000000	8.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB1E7

Deuteranopia (green-blind)

#86A2E4

Tritanopia (blue-blind)

#00BFC3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #57b2e5;
/* rgb */ color: rgb(87, 178, 229);
/* oklch */ color: oklch(72.9% 0.114 235.9);

Tailwind

colors: {
  custom: {
    50: '#93c9ed',
    500: '#57b2e5',
    950: '#000000',
  },
}

SCSS

$custom: #57b2e5;
$custom-light: #93c9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2e5",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 229
  },
  "hsl": {
    "h": 201.549,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.72854,
    "c": 0.11398,
    "h": 235.9
  },
  "luminance": 0.39524
}

Semantic roles & 50–950 ramp

primary

#57B2E5

secondary

#E6C5B2

accent

#5710D5

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B2E5

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

Preview Lab → · Contrast checker → · Palette generator →