#57ACE0#57ACE0

#57ACE0 is a light, moderate cyan. Relative luminance 0.369; OKLCH L 71.3% C 0.112 H 238.0°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#57ACE0
RGB	rgb(87, 172, 224)
HSL	hsl(203, 69%, 61%)
HSV	hsv(203, 61%, 88%)
CMYK	cmyk(61.2%, 23.2%, 0%, 12.2%)
CIE-LAB	lab(67.21, -10.35, -33.90)
CIE-LCH	lch(67.21, 35.44, 253.03°)
OKLab	oklab(71.27% -0.0594 -0.095)
OKLCH	oklch(71.27% 0.112 238)
XYZ	xyz(32.1324, 36.9100, 75.9375)
Luminance	0.3691 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACE0 #E08B57

analogous

#57E0CF #57ACE0 #5767E0

triadic

#57ACE0 #E057AC #ACE057

tetradic

#57ACE0 #CF57E0 #E08B57 #67E057

square

#57ACE0 #CF57E0 #E08B57 #67E057

split-complementary

#57ACE0 #E05767 #E0CF57

monochromatic

#1D6E9F #2792D3 #57ACE0 #8BC6EA #BEDFF3

Accessibility & contrast

On white

2.51

#57ACE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#57ACE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACE0

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACE0	#FFFFFF	#000000	##000000
##57ACE0	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94ABE2

Deuteranopia (green-blind)

#819DDF

Tritanopia (blue-blind)

#00B9BE

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57ace0;
/* rgb */ color: rgb(87, 172, 224);
/* oklch */ color: oklch(71.3% 0.112 238.0);

Tailwind

colors: {
  custom: {
    50: '#92c4ea',
    500: '#57ace0',
    950: '#000000',
  },
}

SCSS

$custom: #57ace0;
$custom-light: #92c4ea;
$custom-dark: #000000;

JSON

{
  "hex": "#57ace0",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 224
  },
  "hsl": {
    "h": 202.774,
    "s": 68.844,
    "l": 60.98
  },
  "oklch": {
    "l": 0.71266,
    "c": 0.11207,
    "h": 238
  },
  "luminance": 0.36913
}

Semantic roles & 50–950 ramp

primary

#57ACE0

secondary

#E3C3B0

accent

#5C15D1

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ACE0

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

Preview Lab → · Contrast checker → · Palette generator →