#57ACE3#57ACE3

#57ACE3 is a light, moderate cyan. Relative luminance 0.371; OKLCH L 71.4% C 0.115 H 239.5°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#57ACE3
RGB	rgb(87, 172, 227)
HSL	hsl(204, 71%, 62%)
HSV	hsv(204, 62%, 89%)
CMYK	cmyk(61.7%, 24.2%, 0%, 11%)
CIE-LAB	lab(67.33, -9.40, -35.35)
CIE-LCH	lch(67.33, 36.58, 255.11°)
OKLab	oklab(71.4% -0.0584 -0.0992)
OKLCH	oklch(71.4% 0.115 239.5)
XYZ	xyz(32.5429, 37.0741, 78.0992)
Luminance	0.3708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACE3 #E38E57

analogous

#57E3D4 #57ACE3 #5766E3

triadic

#57ACE3 #E357AC #ACE357

tetradic

#57ACE3 #D457E3 #E38E57 #66E357

square

#57ACE3 #D457E3 #E38E57 #66E357

split-complementary

#57ACE3 #E35766 #E3D457

monochromatic

#1B6EA4 #2492D9 #57ACE3 #8BC6EC #C0E0F4

Accessibility & contrast

On white

2.50

#57ACE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.42

#57ACE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACE3

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACE3	#FFFFFF	#000000	##000000
##57ACE3	1.00	2.50	8.42	8.42
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.42	21.00	1.00	1.00
##000000	8.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93ACE6

Deuteranopia (green-blind)

#809EE2

Tritanopia (blue-blind)

#00BABF

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57ace3;
/* rgb */ color: rgb(87, 172, 227);
/* oklch */ color: oklch(71.4% 0.115 239.5);

Tailwind

colors: {
  custom: {
    50: '#92c4ec',
    500: '#57ace3',
    950: '#000000',
  },
}

SCSS

$custom: #57ace3;
$custom-light: #92c4ec;
$custom-dark: #000000;

JSON

{
  "hex": "#57ace3",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 227
  },
  "hsl": {
    "h": 203.571,
    "s": 71.429,
    "l": 61.569
  },
  "oklch": {
    "l": 0.71404,
    "c": 0.11513,
    "h": 239.5
  },
  "luminance": 0.37077
}

Semantic roles & 50–950 ramp

primary

#57ACE3

secondary

#E5C5B1

accent

#5E12D3

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ACE3

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

Preview Lab → · Contrast checker → · Palette generator →