#516BE2#516BE2

#516BE2 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.2% C 0.183 H 270.4°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#516BE2
RGB	rgb(81, 107, 226)
HSL	hsl(229, 71%, 60%)
HSV	hsv(229, 64%, 89%)
CMYK	cmyk(64.2%, 52.7%, 0%, 11.4%)
CIE-LAB	lab(49.20, 27.71, -63.58)
CIE-LCH	lch(49.20, 69.36, 293.55°)
OKLab	oklab(57.25% 0.0012 -0.1825)
OKLCH	oklch(57.25% 0.183 270.4)
XYZ	xyz(22.3739, 17.7537, 74.1845)
Luminance	0.1776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516BE2 #E2C851

analogous

#51B4E2 #516BE2 #7F51E2

triadic

#516BE2 #E2516B #6BE251

tetradic

#516BE2 #E251B4 #E2C851 #51E27F

square

#516BE2 #E251B4 #E2C851 #51E27F

split-complementary

#516BE2 #E27F51 #B4E251

monochromatic

#1A329E #2343D3 #516BE2 #8598EB #BAC4F3

Accessibility & contrast

On white

4.61

#516BE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#516BE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516BE2

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516BE2	#FFFFFF	#000000	##FFFFFF
##516BE2	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C7CE6

Deuteranopia (green-blind)

#006FE0

Tritanopia (blue-blind)

#00879C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #516be2;
/* rgb */ color: rgb(81, 107, 226);
/* oklch */ color: oklch(57.2% 0.183 270.4);

Tailwind

colors: {
  custom: {
    50: '#9095ec',
    500: '#516be2',
    950: '#000000',
  },
}

SCSS

$custom: #516be2;
$custom-light: #9095ec;
$custom-dark: #000000;

JSON

{
  "hex": "#516be2",
  "rgb": {
    "r": 81,
    "g": 107,
    "b": 226
  },
  "hsl": {
    "h": 229.241,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.57249,
    "c": 0.18255,
    "h": 270.4
  },
  "luminance": 0.17756
}

Semantic roles & 50–950 ramp

primary

#516BE2

secondary

#E3D9AC

accent

#B112D3

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516BE2

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

Preview Lab → · Contrast checker → · Palette generator →