#57B3CE#57B3CE

#57B3CE is a light, moderate cyan. Relative luminance 0.387; OKLCH L 72.1% C 0.095 H 219.7°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#57B3CE
RGB	rgb(87, 179, 206)
HSL	hsl(194, 55%, 57%)
HSV	hsv(194, 58%, 81%)
CMYK	cmyk(57.8%, 13.1%, 0%, 19.2%)
CIE-LAB	lab(68.55, -19.57, -21.95)
CIE-LCH	lch(68.55, 29.40, 228.28°)
OKLab	oklab(72.1% -0.0733 -0.0609)
OKLCH	oklch(72.1% 0.095 219.7)
XYZ	xyz(31.1868, 38.7197, 64.2107)
Luminance	0.3872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B3CE #CE7257

analogous

#57CEAD #57B3CE #5778CE

triadic

#57B3CE #CE57B3 #B3CE57

tetradic

#57B3CE #AD57CE #CE7257 #78CE57

square

#57B3CE #AD57CE #CE7257 #78CE57

split-complementary

#57B3CE #CE5778 #CEAD57

monochromatic

#276F84 #3497B3 #57B3CE #86C8DC #B6DEEA

Accessibility & contrast

On white

2.40

#57B3CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#57B3CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B3CE

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B3CE	#FFFFFF	#000000	##000000
##57B3CE	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2AFCF

Deuteranopia (green-blind)

#91A2CE

Tritanopia (blue-blind)

#00BCBB

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57b3ce;
/* rgb */ color: rgb(87, 179, 206);
/* oklch */ color: oklch(72.1% 0.095 219.7);

Tailwind

colors: {
  custom: {
    50: '#91cadd',
    500: '#57b3ce',
    950: '#000000',
  },
}

SCSS

$custom: #57b3ce;
$custom-light: #91cadd;
$custom-dark: #000000;

JSON

{
  "hex": "#57b3ce",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 206
  },
  "hsl": {
    "h": 193.613,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.72105,
    "c": 0.09536,
    "h": 219.7
  },
  "luminance": 0.38723
}

Semantic roles & 50–950 ramp

primary

#57B3CE

secondary

#D8B3A8

accent

#6B4ADE

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #57B3CE

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

Preview Lab → · Contrast checker → · Palette generator →