#57A8DB#57A8DB

#57A8DB is a light, moderate cyan. Relative luminance 0.351; OKLCH L 70.1% C 0.109 H 238.6°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#57A8DB
RGB	rgb(87, 168, 219)
HSL	hsl(203, 65%, 60%)
HSV	hsv(203, 60%, 86%)
CMYK	cmyk(60.3%, 23.3%, 0%, 14.1%)
CIE-LAB	lab(65.86, -9.73, -33.24)
CIE-LCH	lch(65.86, 34.64, 253.68°)
OKLab	oklab(70.13% -0.0568 -0.0932)
OKLCH	oklch(70.13% 0.109 238.6)
XYZ	xyz(30.7145, 35.1430, 72.1687)
Luminance	0.3515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A8DB #DB8A57

analogous

#57DBCC #57A8DB #5766DB

triadic

#57A8DB #DB57A8 #A8DB57

tetradic

#57A8DB #CC57DB #DB8A57 #66DB57

square

#57A8DB #CC57DB #DB8A57 #66DB57

split-complementary

#57A8DB #DB5766 #DBCC57

monochromatic

#206997 #2B8CCA #57A8DB #89C2E6 #BCDCF1

Accessibility & contrast

On white

2.62

#57A8DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#57A8DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A8DB

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A8DB	#FFFFFF	#000000	##000000
##57A8DB	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A8DD

Deuteranopia (green-blind)

#7F9ADA

Tritanopia (blue-blind)

#00B5B9

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57a8db;
/* rgb */ color: rgb(87, 168, 219);
/* oklch */ color: oklch(70.1% 0.109 238.6);

Tailwind

colors: {
  custom: {
    50: '#91c1e6',
    500: '#57a8db',
    950: '#000000',
  },
}

SCSS

$custom: #57a8db;
$custom-light: #91c1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#57a8db",
  "rgb": {
    "r": 87,
    "g": 168,
    "b": 219
  },
  "hsl": {
    "h": 203.182,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.70128,
    "c": 0.10913,
    "h": 238.6
  },
  "luminance": 0.35146
}

Semantic roles & 50–950 ramp

primary

#57A8DB

secondary

#E0C1AD

accent

#8140E8

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A8DB

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

Preview Lab → · Contrast checker → · Palette generator →