#57ACE1#57ACE1

#57ACE1 is a light, moderate cyan. Relative luminance 0.370; OKLCH L 71.3% C 0.113 H 238.5°. Best body text is #000000 at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#57ACE1
RGB	rgb(87, 172, 225)
HSL	hsl(203, 70%, 61%)
HSV	hsv(203, 61%, 88%)
CMYK	cmyk(61.3%, 23.6%, 0%, 11.8%)
CIE-LAB	lab(67.25, -10.03, -34.38)
CIE-LCH	lch(67.25, 35.82, 253.73°)
OKLab	oklab(71.31% -0.059 -0.0964)
OKLCH	oklch(71.31% 0.113 238.5)
XYZ	xyz(32.2685, 36.9644, 76.6539)
Luminance	0.3697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACE1 #E18C57

analogous

#57E1D1 #57ACE1 #5767E1

triadic

#57ACE1 #E157AC #ACE157

tetradic

#57ACE1 #D157E1 #E18C57 #67E157

square

#57ACE1 #D157E1 #E18C57 #67E157

split-complementary

#57ACE1 #E15767 #E1D157

monochromatic

#1D6EA1 #2692D5 #57ACE1 #8BC6EA #BFDFF4

Accessibility & contrast

On white

2.50

#57ACE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.39

#57ACE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACE1

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACE1	#FFFFFF	#000000	##000000
##57ACE1	1.00	2.50	8.39	8.39
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.39	21.00	1.00	1.00
##000000	8.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94ACE3

Deuteranopia (green-blind)

#819EE0

Tritanopia (blue-blind)

#00B9BE

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57ace1;
/* rgb */ color: rgb(87, 172, 225);
/* oklch */ color: oklch(71.3% 0.113 238.5);

Tailwind

colors: {
  custom: {
    50: '#92c4ea',
    500: '#57ace1',
    950: '#000000',
  },
}

SCSS

$custom: #57ace1;
$custom-light: #92c4ea;
$custom-dark: #000000;

JSON

{
  "hex": "#57ace1",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 225
  },
  "hsl": {
    "h": 203.043,
    "s": 69.697,
    "l": 61.176
  },
  "oklch": {
    "l": 0.71312,
    "c": 0.11308,
    "h": 238.5
  },
  "luminance": 0.36968
}

Semantic roles & 50–950 ramp

primary

#57ACE1

secondary

#E4C4B0

accent

#5D14D2

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ACE1

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

Preview Lab → · Contrast checker → · Palette generator →