#57BCE5#57BCE5

#57BCE5 is a light, moderate cyan. Relative luminance 0.436; OKLCH L 75.1% C 0.110 H 227.7°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#57BCE5
RGB	rgb(87, 188, 229)
HSL	hsl(197, 73%, 62%)
HSV	hsv(197, 62%, 90%)
CMYK	cmyk(62%, 17.9%, 0%, 10.2%)
CIE-LAB	lab(71.99, -17.34, -29.24)
CIE-LCH	lch(71.99, 33.99, 239.33°)
OKLab	oklab(75.13% -0.0743 -0.0816)
OKLCH	oklch(75.13% 0.11 227.7)
XYZ	xyz(36.0510, 43.6462, 80.6382)
Luminance	0.4365 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BCE5 #E58057

analogous

#57E5C7 #57BCE5 #5775E5

triadic

#57BCE5 #E557BC #BCE557

tetradic

#57BCE5 #C757E5 #E58057 #75E557

square

#57BCE5 #C757E5 #E58057 #75E557

split-complementary

#57BCE5 #E55775 #E5C757

monochromatic

#1A7FA8 #22A7DD #57BCE5 #8CD1ED #C1E6F5

Accessibility & contrast

On white

2.16

#57BCE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#57BCE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BCE5

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BCE5	#FFFFFF	#000000	##000000
##57BCE5	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B9E7

Deuteranopia (green-blind)

#92AAE4

Tritanopia (blue-blind)

#00C8C9

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #57bce5;
/* rgb */ color: rgb(87, 188, 229);
/* oklch */ color: oklch(75.1% 0.110 227.7);

Tailwind

colors: {
  custom: {
    50: '#93d0ed',
    500: '#57bce5',
    950: '#000000',
  },
}

SCSS

$custom: #57bce5;
$custom-light: #93d0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#57bce5",
  "rgb": {
    "r": 87,
    "g": 188,
    "b": 229
  },
  "hsl": {
    "h": 197.324,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.75135,
    "c": 0.11042,
    "h": 227.7
  },
  "luminance": 0.4365
}

Semantic roles & 50–950 ramp

primary

#57BCE5

secondary

#E6C1B2

accent

#4910D5

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #57BCE5

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

Preview Lab → · Contrast checker → · Palette generator →