#57ACE5#57ACE5

#57ACE5 is a light, moderate cyan. Relative luminance 0.372; OKLCH L 71.5% C 0.117 H 240.5°. Best body text is #000000 at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#57ACE5
RGB	rgb(87, 172, 229)
HSL	hsl(204, 73%, 62%)
HSV	hsv(204, 62%, 90%)
CMYK	cmyk(62%, 24.9%, 0%, 10.2%)
CIE-LAB	lab(67.42, -8.77, -36.32)
CIE-LCH	lch(67.42, 37.36, 256.43°)
OKLab	oklab(71.5% -0.0577 -0.102)
OKLCH	oklch(71.5% 0.117 240.5)
XYZ	xyz(32.8205, 37.1852, 79.5614)
Luminance	0.3719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACE5 #E59057

analogous

#57E5D7 #57ACE5 #5765E5

triadic

#57ACE5 #E557AC #ACE557

tetradic

#57ACE5 #D757E5 #E59057 #65E557

square

#57ACE5 #D757E5 #E59057 #65E557

split-complementary

#57ACE5 #E55765 #E5D757

monochromatic

#1A6FA8 #2292DD #57ACE5 #8CC6ED #C1E0F5

Accessibility & contrast

On white

2.49

#57ACE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.44

#57ACE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACE5

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACE5	#FFFFFF	#000000	##000000
##57ACE5	1.00	2.49	8.44	8.44
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.44	21.00	1.00	1.00
##000000	8.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92ACE8

Deuteranopia (green-blind)

#7F9EE4

Tritanopia (blue-blind)

#00BABF

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57ace5;
/* rgb */ color: rgb(87, 172, 229);
/* oklch */ color: oklch(71.5% 0.117 240.5);

Tailwind

colors: {
  custom: {
    50: '#93c4ed',
    500: '#57ace5',
    950: '#000000',
  },
}

SCSS

$custom: #57ace5;
$custom-light: #93c4ed;
$custom-dark: #000000;

JSON

{
  "hex": "#57ace5",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 229
  },
  "hsl": {
    "h": 204.085,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.71497,
    "c": 0.11723,
    "h": 240.5
  },
  "luminance": 0.37188
}

Semantic roles & 50–950 ramp

primary

#57ACE5

secondary

#E6C7B2

accent

#5F10D5

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ACE5

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

Preview Lab → · Contrast checker → · Palette generator →