#519EEB#519EEB

#519EEB is a light, vivid cyan. Relative luminance 0.322; OKLCH L 68.4% C 0.137 H 250.5°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#519EEB
RGB	rgb(81, 158, 235)
HSL	hsl(210, 79%, 62%)
HSV	hsv(210, 66%, 92%)
CMYK	cmyk(65.5%, 32.8%, 0%, 7.8%)
CIE-LAB	lab(63.51, 0.02, -45.75)
CIE-LCH	lch(63.51, 45.75, 270.03°)
OKLab	oklab(68.44% -0.0459 -0.1296)
OKLCH	oklch(68.44% 0.137 250.5)
XYZ	xyz(30.6100, 32.1981, 83.1828)
Luminance	0.3220 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519EEB #EB9E51

analogous

#51EBEB #519EEB #5151EB

triadic

#519EEB #EB519E #9EEB51

tetradic

#519EEB #EB51EB #EB9E51 #51EB51

square

#519EEB #EB51EB #EB9E51 #51EB51

split-complementary

#519EEB #EB5151 #EBEB51

monochromatic

#1461AE #1A7FE5 #519EEB #88BDF1 #BFDBF8

Accessibility & contrast

On white

2.82

#519EEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#519EEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519EEB

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519EEB	#FFFFFF	#000000	##000000
##519EEB	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA2EE

Deuteranopia (green-blind)

#6793E9

Tritanopia (blue-blind)

#00B0BA

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #519eeb;
/* rgb */ color: rgb(81, 158, 235);
/* oklch */ color: oklch(68.4% 0.137 250.5);

Tailwind

colors: {
  custom: {
    50: '#90baf2',
    500: '#519eeb',
    950: '#000000',
  },
}

SCSS

$custom: #519eeb;
$custom-light: #90baf2;
$custom-dark: #000000;

JSON

{
  "hex": "#519eeb",
  "rgb": {
    "r": 81,
    "g": 158,
    "b": 235
  },
  "hsl": {
    "h": 210,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.68443,
    "c": 0.13746,
    "h": 250.5
  },
  "luminance": 0.32201
}

Semantic roles & 50–950 ramp

primary

#519EEB

secondary

#E8CCB0

accent

#730ADC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #519EEB

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

Preview Lab → · Contrast checker → · Palette generator →