#57B2D9#57B2D9

#57B2D9 is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.3% C 0.103 H 228.7°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#57B2D9
RGB	rgb(87, 178, 217)
HSL	hsl(198, 63%, 60%)
HSV	hsv(198, 60%, 85%)
CMYK	cmyk(59.9%, 18%, 0%, 14.9%)
CIE-LAB	lab(68.66, -15.74, -27.82)
CIE-LCH	lch(68.66, 31.96, 240.50°)
OKLab	oklab(72.33% -0.0682 -0.0776)
OKLCH	oklch(72.33% 0.103 228.7)
XYZ	xyz(32.3704, 38.8736, 71.4296)
Luminance	0.3888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2D9 #D97E57

analogous

#57D9BF #57B2D9 #5771D9

triadic

#57B2D9 #D957B2 #B2D957

tetradic

#57B2D9 #BF57D9 #D97E57 #71D957

square

#57B2D9 #BF57D9 #D97E57 #71D957

split-complementary

#57B2D9 #D95771 #D9BF57

monochromatic

#217294 #2D98C6 #57B2D9 #89C9E4 #BBE0F0

Accessibility & contrast

On white

2.39

#57B2D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#57B2D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2D9

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2D9	#FFFFFF	#000000	##000000
##57B2D9	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAFDB

Deuteranopia (green-blind)

#8BA2D8

Tritanopia (blue-blind)

#00BDBF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57b2d9;
/* rgb */ color: rgb(87, 178, 217);
/* oklch */ color: oklch(72.3% 0.103 228.7);

Tailwind

colors: {
  custom: {
    50: '#92c9e4',
    500: '#57b2d9',
    950: '#000000',
  },
}

SCSS

$custom: #57b2d9;
$custom-light: #92c9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2d9",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 217
  },
  "hsl": {
    "h": 198,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.72328,
    "c": 0.10329,
    "h": 228.7
  },
  "luminance": 0.38877
}

Semantic roles & 50–950 ramp

primary

#57B2D9

secondary

#DFBCAD

accent

#7342E6

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #57B2D9

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

Preview Lab → · Contrast checker → · Palette generator →