#57ACDF#57ACDF

#57ACDF is a light, moderate cyan. Relative luminance 0.369; OKLCH L 71.2% C 0.111 H 237.5°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#57ACDF
RGB	rgb(87, 172, 223)
HSL	hsl(203, 68%, 61%)
HSV	hsv(203, 61%, 87%)
CMYK	cmyk(61%, 22.9%, 0%, 12.5%)
CIE-LAB	lab(67.17, -10.66, -33.41)
CIE-LCH	lch(67.17, 35.07, 252.30°)
OKLab	oklab(71.22% -0.0597 -0.0936)
OKLCH	oklch(71.22% 0.111 237.5)
XYZ	xyz(31.9972, 36.8559, 75.2254)
Luminance	0.3686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACDF #DF8A57

analogous

#57DFCE #57ACDF #5768DF

triadic

#57ACDF #DF57AC #ACDF57

tetradic

#57ACDF #CE57DF #DF8A57 #68DF57

square

#57ACDF #CE57DF #DF8A57 #68DF57

split-complementary

#57ACDF #DF5768 #DFCE57

monochromatic

#1E6E9E #2892D1 #57ACDF #8AC5E9 #BEDFF3

Accessibility & contrast

On white

2.51

#57ACDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#57ACDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACDF

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACDF	#FFFFFF	#000000	##000000
##57ACDF	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94ABE1

Deuteranopia (green-blind)

#829DDE

Tritanopia (blue-blind)

#00B9BD

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #57acdf;
/* rgb */ color: rgb(87, 172, 223);
/* oklch */ color: oklch(71.2% 0.111 237.5);

Tailwind

colors: {
  custom: {
    50: '#92c4e9',
    500: '#57acdf',
    950: '#000000',
  },
}

SCSS

$custom: #57acdf;
$custom-light: #92c4e9;
$custom-dark: #000000;

JSON

{
  "hex": "#57acdf",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 223
  },
  "hsl": {
    "h": 202.5,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.7122,
    "c": 0.11107,
    "h": 237.5
  },
  "luminance": 0.36859
}

Semantic roles & 50–950 ramp

primary

#57ACDF

secondary

#E3C2AF

accent

#5B16D0

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ACDF

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

Preview Lab → · Contrast checker → · Palette generator →