#57B8DB#57B8DB

#57B8DB is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.8% C 0.104 H 224.6°. Best body text is #000000 at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#57B8DB
RGB	rgb(87, 184, 219)
HSL	hsl(196, 65%, 60%)
HSV	hsv(196, 60%, 86%)
CMYK	cmyk(60.3%, 16%, 0%, 14.1%)
CIE-LAB	lab(70.47, -18.29, -26.13)
CIE-LCH	lch(70.47, 31.90, 235.02°)
OKLab	oklab(73.8% -0.0738 -0.0728)
OKLCH	oklch(73.8% 0.104 224.6)
XYZ	xyz(33.8521, 41.4183, 73.2146)
Luminance	0.4142 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B8DB #DB7A57

analogous

#57DBBC #57B8DB #5776DB

triadic

#57B8DB #DB57B8 #B8DB57

tetradic

#57B8DB #BC57DB #DB7A57 #76DB57

square

#57B8DB #BC57DB #DB7A57 #76DB57

split-complementary

#57B8DB #DB5776 #DBBC57

monochromatic

#207897 #2BA0CA #57B8DB #89CDE6 #BCE3F1

Accessibility & contrast

On white

2.26

#57B8DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.28

#57B8DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B8DB

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B8DB	#FFFFFF	#000000	##000000
##57B8DB	1.00	2.26	9.28	9.28
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.28	21.00	1.00	1.00
##000000	9.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DD

Deuteranopia (green-blind)

#92A6DB

Tritanopia (blue-blind)

#00C3C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #57b8db;
/* rgb */ color: rgb(87, 184, 219);
/* oklch */ color: oklch(73.8% 0.104 224.6);

Tailwind

colors: {
  custom: {
    50: '#92cde6',
    500: '#57b8db',
    950: '#000000',
  },
}

SCSS

$custom: #57b8db;
$custom-light: #92cde6;
$custom-dark: #000000;

JSON

{
  "hex": "#57b8db",
  "rgb": {
    "r": 87,
    "g": 184,
    "b": 219
  },
  "hsl": {
    "h": 195.909,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.73796,
    "c": 0.10367,
    "h": 224.6
  },
  "luminance": 0.41422
}

Semantic roles & 50–950 ramp

primary

#57B8DB

secondary

#E0BBAD

accent

#6D40E8

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #57B8DB

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

Preview Lab → · Contrast checker → · Palette generator →