#57A3E4#57A3E4

#57A3E4 is a light, vivid cyan. Relative luminance 0.338; OKLCH L 69.4% C 0.122 H 246.5°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#57A3E4
RGB	rgb(87, 163, 228)
HSL	hsl(208, 72%, 62%)
HSV	hsv(208, 62%, 89%)
CMYK	cmyk(61.8%, 28.5%, 0%, 10.6%)
CIE-LAB	lab(64.82, -4.09, -39.82)
CIE-LCH	lch(64.82, 40.03, 264.14°)
OKLab	oklab(69.43% -0.0487 -0.1122)
OKLCH	oklch(69.43% 0.122 246.5)
XYZ	xyz(31.0261, 33.8191, 78.2764)
Luminance	0.3382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A3E4 #E49857

analogous

#57E4DF #57A3E4 #575CE4

triadic

#57A3E4 #E457A3 #A3E457

tetradic

#57A3E4 #DF57E4 #E49857 #5CE457

square

#57A3E4 #DF57E4 #E49857 #5CE457

split-complementary

#57A3E4 #E4575C #E4DF57

monochromatic

#1B66A6 #2386DB #57A3E4 #8CC0EC #C0DDF5

Accessibility & contrast

On white

2.70

#57A3E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#57A3E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A3E4

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A3E4	#FFFFFF	#000000	##000000
##57A3E4	1.00	2.70	7.76	7.76
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87A5E7

Deuteranopia (green-blind)

#7497E3

Tritanopia (blue-blind)

#00B2BA

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57a3e4;
/* rgb */ color: rgb(87, 163, 228);
/* oklch */ color: oklch(69.4% 0.122 246.5);

Tailwind

colors: {
  custom: {
    50: '#92beec',
    500: '#57a3e4',
    950: '#000000',
  },
}

SCSS

$custom: #57a3e4;
$custom-light: #92beec;
$custom-dark: #000000;

JSON

{
  "hex": "#57a3e4",
  "rgb": {
    "r": 87,
    "g": 163,
    "b": 228
  },
  "hsl": {
    "h": 207.66,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.69431,
    "c": 0.12232,
    "h": 246.5
  },
  "luminance": 0.33822
}

Semantic roles & 50–950 ramp

primary

#57A3E4

secondary

#E6C9B1

accent

#6B11D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A3E4

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

Preview Lab → · Contrast checker → · Palette generator →