#57A5DD#57A5DD

#57A5DD is a light, moderate cyan. Relative luminance 0.342; OKLCH L 69.5% C 0.113 H 242.1°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#57A5DD
RGB	rgb(87, 165, 221)
HSL	hsl(205, 66%, 60%)
HSV	hsv(205, 61%, 87%)
CMYK	cmyk(60.6%, 25.3%, 0%, 13.3%)
CIE-LAB	lab(65.08, -7.44, -35.55)
CIE-LCH	lch(65.08, 36.32, 258.17°)
OKLab	oklab(69.54% -0.053 -0.0998)
OKLCH	oklch(69.54% 0.113 242.1)
XYZ	xyz(30.4319, 34.1541, 73.3812)
Luminance	0.3416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A5DD #DD8F57

analogous

#57DDD2 #57A5DD #5762DD

triadic

#57A5DD #DD57A5 #A5DD57

tetradic

#57A5DD #D257DD #DD8F57 #62DD57

square

#57A5DD #D257DD #DD8F57 #62DD57

split-complementary

#57A5DD #DD5762 #DDD257

monochromatic

#1F679A #2A89CD #57A5DD #8AC0E7 #BDDCF2

Accessibility & contrast

On white

2.68

#57A5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#57A5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A5DD

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A5DD	#FFFFFF	#000000	##000000
##57A5DD	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CA5E0

Deuteranopia (green-blind)

#7A98DC

Tritanopia (blue-blind)

#00B3B8

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57a5dd;
/* rgb */ color: rgb(87, 165, 221);
/* oklch */ color: oklch(69.5% 0.113 242.1);

Tailwind

colors: {
  custom: {
    50: '#92bfe7',
    500: '#57a5dd',
    950: '#000000',
  },
}

SCSS

$custom: #57a5dd;
$custom-light: #92bfe7;
$custom-dark: #000000;

JSON

{
  "hex": "#57a5dd",
  "rgb": {
    "r": 87,
    "g": 165,
    "b": 221
  },
  "hsl": {
    "h": 205.075,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.69542,
    "c": 0.11302,
    "h": 242.1
  },
  "luminance": 0.34157
}

Semantic roles & 50–950 ramp

primary

#57A5DD

secondary

#E1C4AE

accent

#6417CE

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A5DD

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

Preview Lab → · Contrast checker → · Palette generator →