#57BDD5#57BDD5

#57BDD5 is a light, moderate cyan. Relative luminance 0.432; OKLCH L 74.7% C 0.100 H 215.6°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#57BDD5
RGB	rgb(87, 189, 213)
HSL	hsl(191, 60%, 59%)
HSV	hsv(191, 59%, 84%)
CMYK	cmyk(59.2%, 11.3%, 0%, 16.5%)
CIE-LAB	lab(71.71, -22.64, -20.97)
CIE-LCH	lch(71.71, 30.86, 222.81°)
OKLab	oklab(74.72% -0.0814 -0.0582)
OKLCH	oklch(74.72% 0.1 215.6)
XYZ	xyz(34.1335, 43.2221, 69.4818)
Luminance	0.4323 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BDD5 #D56F57

analogous

#57D5AE #57BDD5 #577ED5

triadic

#57BDD5 #D557BD #BDD557

tetradic

#57BDD5 #AE57D5 #D56F57 #7ED557

square

#57BDD5 #AE57D5 #D56F57 #7ED557

split-complementary

#57BDD5 #D5577E #D5AE57

monochromatic

#247A8E #30A4BF #57BDD5 #88D0E1 #B9E3ED

Accessibility & contrast

On white

2.18

#57BDD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#57BDD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BDD5

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BDD5	#FFFFFF	#000000	##000000
##57BDD5	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB8D6

Deuteranopia (green-blind)

#9AAAD5

Tritanopia (blue-blind)

#00C6C4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #57bdd5;
/* rgb */ color: rgb(87, 189, 213);
/* oklch */ color: oklch(74.7% 0.100 215.6);

Tailwind

colors: {
  custom: {
    50: '#92d1e2',
    500: '#57bdd5',
    950: '#000000',
  },
}

SCSS

$custom: #57bdd5;
$custom-light: #92d1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#57bdd5",
  "rgb": {
    "r": 87,
    "g": 189,
    "b": 213
  },
  "hsl": {
    "h": 191.429,
    "s": 60,
    "l": 58.824
  },
  "oklch": {
    "l": 0.74716,
    "c": 0.10006,
    "h": 215.6
  },
  "luminance": 0.43226
}

Semantic roles & 50–950 ramp

primary

#57BDD5

secondary

#DDB5AB

accent

#6345E3

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #57BDD5

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

Preview Lab → · Contrast checker → · Palette generator →