#519ACC#519ACC

#519ACC is a light, moderate cyan. Relative luminance 0.292; OKLCH L 66.0% C 0.105 H 240.8°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#519ACC
RGB	rgb(81, 154, 204)
HSL	hsl(204, 55%, 56%)
HSV	hsv(204, 60%, 80%)
CMYK	cmyk(60.3%, 24.5%, 0%, 20%)
CIE-LAB	lab(60.97, -7.86, -32.51)
CIE-LCH	lch(60.97, 33.45, 256.41°)
OKLab	oklab(65.99% -0.051 -0.0912)
OKLCH	oklch(65.99% 0.105 240.8)
XYZ	xyz(25.8439, 29.2177, 61.3927)
Luminance	0.2922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519ACC #CC8351

analogous

#51CCC0 #519ACC #515CCC

triadic

#519ACC #CC519A #9ACC51

tetradic

#519ACC #C051CC #CC8351 #5CCC51

square

#519ACC #C051CC #CC8351 #5CCC51

split-complementary

#519ACC #CC515C #CCC051

monochromatic

#255A7E #337BAD #519ACC #80B5DA #B0D1E8

Accessibility & contrast

On white

3.07

#519ACC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#519ACC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519ACC

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519ACC	#FFFFFF	#000000	##000000
##519ACC	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849ACE

Deuteranopia (green-blind)

#738ECB

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #519acc;
/* rgb */ color: rgb(81, 154, 204);
/* oklch */ color: oklch(66.0% 0.105 240.8);

Tailwind

colors: {
  custom: {
    50: '#8cb7db',
    500: '#519acc',
    950: '#000000',
  },
}

SCSS

$custom: #519acc;
$custom-light: #8cb7db;
$custom-dark: #000000;

JSON

{
  "hex": "#519acc",
  "rgb": {
    "r": 81,
    "g": 154,
    "b": 204
  },
  "hsl": {
    "h": 204.39,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.65989,
    "c": 0.10453,
    "h": 240.8
  },
  "luminance": 0.2922
}

Semantic roles & 50–950 ramp

primary

#519ACC

secondary

#D6B8A3

accent

#864ADE

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #519ACC

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

Preview Lab → · Contrast checker → · Palette generator →