#57BCDB#57BCDB

#57BCDB is a light, moderate cyan. Relative luminance 0.431; OKLCH L 74.7% C 0.103 H 221.0°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#57BCDB
RGB	rgb(87, 188, 219)
HSL	hsl(194, 65%, 60%)
HSV	hsv(194, 60%, 86%)
CMYK	cmyk(60.3%, 14.2%, 0%, 14.1%)
CIE-LAB	lab(71.63, -20.36, -24.36)
CIE-LCH	lch(71.63, 31.75, 230.12°)
OKLab	oklab(74.72% -0.078 -0.0678)
OKLCH	oklch(74.72% 0.103 221)
XYZ	xyz(34.6948, 43.1037, 73.4955)
Luminance	0.4311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BCDB #DB7657

analogous

#57DBB8 #57BCDB #577ADB

triadic

#57BCDB #DB57BC #BCDB57

tetradic

#57BCDB #B857DB #DB7657 #7ADB57

square

#57BCDB #B857DB #DB7657 #7ADB57

split-complementary

#57BCDB #DB577A #DBB857

monochromatic

#207B97 #2BA4CA #57BCDB #89D0E6 #BCE4F1

Accessibility & contrast

On white

2.18

#57BCDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#57BCDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BCDB

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BCDB	#FFFFFF	#000000	##000000
##57BCDB	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B8DD

Deuteranopia (green-blind)

#96A9DB

Tritanopia (blue-blind)

#00C6C6

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #57bcdb;
/* rgb */ color: rgb(87, 188, 219);
/* oklch */ color: oklch(74.7% 0.103 221.0);

Tailwind

colors: {
  custom: {
    50: '#92d0e6',
    500: '#57bcdb',
    950: '#000000',
  },
}

SCSS

$custom: #57bcdb;
$custom-light: #92d0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#57bcdb",
  "rgb": {
    "r": 87,
    "g": 188,
    "b": 219
  },
  "hsl": {
    "h": 194.091,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.74721,
    "c": 0.10335,
    "h": 221
  },
  "luminance": 0.43107
}

Semantic roles & 50–950 ramp

primary

#57BCDB

secondary

#E0B9AD

accent

#6740E8

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #57BCDB

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

Preview Lab → · Contrast checker → · Palette generator →