#518DE8#518DE8

#518DE8 is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.6% C 0.151 H 258.5°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#518DE8
RGB	rgb(81, 141, 232)
HSL	hsl(216, 77%, 61%)
HSV	hsv(216, 65%, 91%)
CMYK	cmyk(65.1%, 39.2%, 0%, 9%)
CIE-LAB	lab(58.62, 8.96, -51.82)
CIE-LCH	lch(58.62, 52.59, 279.81°)
OKLab	oklab(64.58% -0.0299 -0.1475)
OKLCH	oklch(64.58% 0.151 258.5)
XYZ	xyz(27.4785, 26.6226, 80.0188)
Luminance	0.2662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518DE8 #E8AC51

analogous

#51D9E8 #518DE8 #6151E8

triadic

#518DE8 #E8518D #8DE851

tetradic

#518DE8 #E851D9 #E8AC51 #51E861

square

#518DE8 #E851D9 #E8AC51 #51E861

split-complementary

#518DE8 #E86151 #D9E851

monochromatic

#1650A8 #1D6ADE #518DE8 #87B0EF #BDD4F6

Accessibility & contrast

On white

3.32

#518DE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#518DE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518DE8

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518DE8	#FFFFFF	#000000	##000000
##518DE8	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6495EC

Deuteranopia (green-blind)

#4E87E6

Tritanopia (blue-blind)

#00A2AF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #518de8;
/* rgb */ color: rgb(81, 141, 232);
/* oklch */ color: oklch(64.6% 0.151 258.5);

Tailwind

colors: {
  custom: {
    50: '#90adf0',
    500: '#518de8',
    950: '#000000',
  },
}

SCSS

$custom: #518de8;
$custom-light: #90adf0;
$custom-dark: #000000;

JSON

{
  "hex": "#518de8",
  "rgb": {
    "r": 81,
    "g": 141,
    "b": 232
  },
  "hsl": {
    "h": 216.159,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.64582,
    "c": 0.15055,
    "h": 258.5
  },
  "luminance": 0.26625
}

Semantic roles & 50–950 ramp

primary

#518DE8

secondary

#E7D0AE

accent

#880DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #518DE8

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

Preview Lab → · Contrast checker → · Palette generator →