#516ADE#516ADE

#516ADE is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.8% C 0.178 H 270.6°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#516ADE
RGB	rgb(81, 106, 222)
HSL	hsl(229, 68%, 59%)
HSV	hsv(229, 64%, 87%)
CMYK	cmyk(63.5%, 52.3%, 0%, 12.9%)
CIE-LAB	lab(48.67, 26.96, -62.17)
CIE-LCH	lch(48.67, 67.76, 293.45°)
OKLab	oklab(56.77% 0.0018 -0.1784)
OKLCH	oklch(56.77% 0.178 270.6)
XYZ	xyz(21.7277, 17.3294, 71.2930)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516ADE #DEC551

analogous

#51B0DE #516ADE #7F51DE

triadic

#516ADE #DE516A #6ADE51

tetradic

#516ADE #DE51B0 #DEC551 #51DE7F

square

#516ADE #DE51B0 #DEC551 #51DE7F

split-complementary

#516ADE #DE7F51 #B0DE51

monochromatic

#1D3398 #2744CB #516ADE #8496E8 #B8C2F2

Accessibility & contrast

On white

4.70

#516ADE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#516ADE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516ADE

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516ADE	#FFFFFF	#000000	##FFFFFF
##516ADE	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#207AE2

Deuteranopia (green-blind)

#006EDC

Tritanopia (blue-blind)

#00859A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #516ade;
/* rgb */ color: rgb(81, 106, 222);
/* oklch */ color: oklch(56.8% 0.178 270.6);

Tailwind

colors: {
  custom: {
    50: '#8f94e9',
    500: '#516ade',
    950: '#000000',
  },
}

SCSS

$custom: #516ade;
$custom-light: #8f94e9;
$custom-dark: #000000;

JSON

{
  "hex": "#516ade",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 222
  },
  "hsl": {
    "h": 229.362,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.56769,
    "c": 0.17842,
    "h": 270.6
  },
  "luminance": 0.17331
}

Semantic roles & 50–950 ramp

primary

#516ADE

secondary

#E1D7AA

accent

#CC3DEB

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516ADE

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

Preview Lab → · Contrast checker → · Palette generator →