#57A4E4#57A4E4

#57A4E4 is a light, vivid cyan. Relative luminance 0.342; OKLCH L 69.7% C 0.122 H 245.8°. Best body text is #000000 at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#57A4E4
RGB	rgb(87, 164, 228)
HSL	hsl(207, 72%, 62%)
HSV	hsv(207, 62%, 89%)
CMYK	cmyk(61.8%, 28.1%, 0%, 10.6%)
CIE-LAB	lab(65.10, -4.65, -39.38)
CIE-LCH	lch(65.10, 39.65, 263.27°)
OKLab	oklab(69.66% -0.0497 -0.1109)
OKLCH	oklch(69.66% 0.122 245.8)
XYZ	xyz(31.2043, 34.1756, 78.3358)
Luminance	0.3418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A4E4 #E49757

analogous

#57E4DE #57A4E4 #575EE4

triadic

#57A4E4 #E457A4 #A4E457

tetradic

#57A4E4 #DE57E4 #E49757 #5EE457

square

#57A4E4 #DE57E4 #E49757 #5EE457

split-complementary

#57A4E4 #E4575E #E4DE57

monochromatic

#1B67A6 #2387DB #57A4E4 #8CC1EC #C0DDF5

Accessibility & contrast

On white

2.68

#57A4E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.84

#57A4E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A4E4

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A4E4	#FFFFFF	#000000	##000000
##57A4E4	1.00	2.68	7.84	7.84
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.84	21.00	1.00	1.00
##000000	7.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A6E7

Deuteranopia (green-blind)

#7598E3

Tritanopia (blue-blind)

#00B3BA

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57a4e4;
/* rgb */ color: rgb(87, 164, 228);
/* oklch */ color: oklch(69.7% 0.122 245.8);

Tailwind

colors: {
  custom: {
    50: '#92beec',
    500: '#57a4e4',
    950: '#000000',
  },
}

SCSS

$custom: #57a4e4;
$custom-light: #92beec;
$custom-dark: #000000;

JSON

{
  "hex": "#57a4e4",
  "rgb": {
    "r": 87,
    "g": 164,
    "b": 228
  },
  "hsl": {
    "h": 207.234,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.69655,
    "c": 0.12156,
    "h": 245.8
  },
  "luminance": 0.34179
}

Semantic roles & 50–950 ramp

primary

#57A4E4

secondary

#E6C9B1

accent

#6A11D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A4E4

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

Preview Lab → · Contrast checker → · Palette generator →