#57B2D8#57B2D8

#57B2D8 is a light, moderate cyan. Relative luminance 0.388; OKLCH L 72.3% C 0.102 H 228.0°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#57B2D8
RGB	rgb(87, 178, 216)
HSL	hsl(198, 62%, 59%)
HSV	hsv(198, 60%, 85%)
CMYK	cmyk(59.7%, 17.6%, 0%, 15.3%)
CIE-LAB	lab(68.62, -16.04, -27.33)
CIE-LCH	lch(68.62, 31.69, 239.58°)
OKLab	oklab(72.29% -0.0685 -0.0762)
OKLCH	oklch(72.29% 0.102 228)
XYZ	xyz(32.2407, 38.8217, 70.7467)
Luminance	0.3882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2D8 #D87D57

analogous

#57D8BD #57B2D8 #5772D8

triadic

#57B2D8 #D857B2 #B2D857

tetradic

#57B2D8 #BD57D8 #D87D57 #72D857

square

#57B2D8 #BD57D8 #D87D57 #72D857

split-complementary

#57B2D8 #D85772 #D8BD57

monochromatic

#227193 #2E98C4 #57B2D8 #89C9E4 #BAE0EF

Accessibility & contrast

On white

2.40

#57B2D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#57B2D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2D8

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2D8	#FFFFFF	#000000	##000000
##57B2D8	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAFDA

Deuteranopia (green-blind)

#8CA1D8

Tritanopia (blue-blind)

#00BDBE

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #57b2d8;
/* rgb */ color: rgb(87, 178, 216);
/* oklch */ color: oklch(72.3% 0.102 228.0);

Tailwind

colors: {
  custom: {
    50: '#91c9e4',
    500: '#57b2d8',
    950: '#000000',
  },
}

SCSS

$custom: #57b2d8;
$custom-light: #91c9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2d8",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 216
  },
  "hsl": {
    "h": 197.674,
    "s": 62.319,
    "l": 59.412
  },
  "oklch": {
    "l": 0.72285,
    "c": 0.10248,
    "h": 228
  },
  "luminance": 0.38825
}

Semantic roles & 50–950 ramp

primary

#57B2D8

secondary

#DFBBAC

accent

#7242E5

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #57B2D8

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

Preview Lab → · Contrast checker → · Palette generator →