#516DEB#516DEB

#516DEB is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.3% C 0.192 H 270.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#516DEB
RGB	rgb(81, 109, 235)
HSL	hsl(229, 79%, 62%)
HSV	hsv(229, 66%, 92%)
CMYK	cmyk(65.5%, 53.6%, 0%, 7.8%)
CIE-LAB	lab(50.31, 29.54, -66.83)
CIE-LCH	lch(50.31, 73.07, 293.85°)
OKLab	oklab(58.28% 0 -0.1921)
OKLCH	oklch(58.28% 0.192 270)
XYZ	xyz(23.8523, 18.6826, 80.9302)
Luminance	0.1868 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516DEB #EBCF51

analogous

#51BAEB #516DEB #8251EB

triadic

#516DEB #EB516D #6DEB51

tetradic

#516DEB #EB51BA #EBCF51 #51EB82

square

#516DEB #EB51BA #EBCF51 #51EB82

split-complementary

#516DEB #EB8251 #BAEB51

monochromatic

#1430AE #1A3FE5 #516DEB #889BF1 #BFC9F8

Accessibility & contrast

On white

4.43

#516DEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#516DEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516DEB

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516DEB	#FFFFFF	#000000	##000000
##516DEB	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B7FEF

Deuteranopia (green-blind)

#0071E8

Tritanopia (blue-blind)

#008BA1

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #516deb;
/* rgb */ color: rgb(81, 109, 235);
/* oklch */ color: oklch(58.3% 0.192 270.0);

Tailwind

colors: {
  custom: {
    50: '#9296f2',
    500: '#516deb',
    950: '#000000',
  },
}

SCSS

$custom: #516deb;
$custom-light: #9296f2;
$custom-dark: #000000;

JSON

{
  "hex": "#516deb",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 235
  },
  "hsl": {
    "h": 229.091,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.58284,
    "c": 0.1921,
    "h": 270
  },
  "luminance": 0.18685
}

Semantic roles & 50–950 ramp

primary

#516DEB

secondary

#E8DEB0

accent

#B60ADC

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #516DEB

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

Preview Lab → · Contrast checker → · Palette generator →