#518EE8#518EE8

#518EE8 is a light, vivid blue. Relative luminance 0.269; OKLCH L 64.8% C 0.149 H 258.1°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#518EE8
RGB	rgb(81, 142, 232)
HSL	hsl(216, 77%, 61%)
HSV	hsv(216, 65%, 91%)
CMYK	cmyk(65.1%, 38.8%, 0%, 9%)
CIE-LAB	lab(58.90, 8.37, -51.39)
CIE-LCH	lch(58.90, 52.06, 279.25°)
OKLab	oklab(64.8% -0.0309 -0.1462)
OKLCH	oklch(64.8% 0.149 258.1)
XYZ	xyz(27.6266, 26.9188, 80.0682)
Luminance	0.2692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518EE8 #E8AB51

analogous

#51D9E8 #518EE8 #6051E8

triadic

#518EE8 #E8518E #8EE851

tetradic

#518EE8 #E851D9 #E8AB51 #51E860

square

#518EE8 #E851D9 #E8AB51 #51E860

split-complementary

#518EE8 #E86051 #D9E851

monochromatic

#1651A8 #1D6BDE #518EE8 #87B1EF #BDD4F6

Accessibility & contrast

On white

3.29

#518EE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#518EE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518EE8

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518EE8	#FFFFFF	#000000	##000000
##518EE8	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6695EC

Deuteranopia (green-blind)

#4F87E6

Tritanopia (blue-blind)

#00A3B0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #518ee8;
/* rgb */ color: rgb(81, 142, 232);
/* oklch */ color: oklch(64.8% 0.149 258.1);

Tailwind

colors: {
  custom: {
    50: '#90aef0',
    500: '#518ee8',
    950: '#000000',
  },
}

SCSS

$custom: #518ee8;
$custom-light: #90aef0;
$custom-dark: #000000;

JSON

{
  "hex": "#518ee8",
  "rgb": {
    "r": 81,
    "g": 142,
    "b": 232
  },
  "hsl": {
    "h": 215.762,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.64796,
    "c": 0.14947,
    "h": 258.1
  },
  "luminance": 0.26922
}

Semantic roles & 50–950 ramp

primary

#518EE8

secondary

#E7D0AE

accent

#860DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #518EE8

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

Preview Lab → · Contrast checker → · Palette generator →