#519BE8#519BE8

#519BE8 is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.6% C 0.137 H 251.3°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#519BE8
RGB	rgb(81, 155, 232)
HSL	hsl(211, 77%, 61%)
HSV	hsv(211, 65%, 91%)
CMYK	cmyk(65.1%, 33.2%, 0%, 9%)
CIE-LAB	lab(62.52, 0.75, -45.65)
CIE-LCH	lch(62.52, 45.66, 270.94°)
OKLab	oklab(67.62% -0.0437 -0.1293)
OKLCH	oklch(67.62% 0.137 251.3)
XYZ	xyz(29.6748, 31.0152, 80.7509)
Luminance	0.3102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519BE8 #E89E51

analogous

#51E7E8 #519BE8 #5351E8

triadic

#519BE8 #E8519B #9BE851

tetradic

#519BE8 #E851E7 #E89E51 #51E853

square

#519BE8 #E851E7 #E89E51 #51E853

split-complementary

#519BE8 #E85351 #E7E851

monochromatic

#165EA8 #1D7CDE #519BE8 #87BAEF #BDD9F6

Accessibility & contrast

On white

2.92

#519BE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#519BE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519BE8

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519BE8	#FFFFFF	#000000	##000000
##519BE8	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799FEB

Deuteranopia (green-blind)

#6491E6

Tritanopia (blue-blind)

#00ADB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519be8;
/* rgb */ color: rgb(81, 155, 232);
/* oklch */ color: oklch(67.6% 0.137 251.3);

Tailwind

colors: {
  custom: {
    50: '#90b8ef',
    500: '#519be8',
    950: '#000000',
  },
}

SCSS

$custom: #519be8;
$custom-light: #90b8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#519be8",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 232
  },
  "hsl": {
    "h": 210.596,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.67622,
    "c": 0.13651,
    "h": 251.3
  },
  "luminance": 0.31018
}

Semantic roles & 50–950 ramp

primary

#519BE8

secondary

#E7CBAE

accent

#750DD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519BE8

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

Preview Lab → · Contrast checker → · Palette generator →