#516ED6#516ED6

#516ED6 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.0% C 0.163 H 269.0°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#516ED6
RGB	rgb(81, 110, 214)
HSL	hsl(227, 62%, 58%)
HSV	hsv(227, 62%, 84%)
CMYK	cmyk(62.1%, 48.6%, 0%, 16.1%)
CIE-LAB	lab(49.20, 21.74, -56.78)
CIE-LCH	lch(49.20, 60.81, 290.95°)
OKLab	oklab(57% -0.0027 -0.1625)
OKLCH	oklch(57% 0.163 269)
XYZ	xyz(21.1028, 17.7544, 65.9202)
Luminance	0.1776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516ED6 #D6B951

analogous

#51B1D6 #516ED6 #7651D6

triadic

#516ED6 #D6516E #6ED651

tetradic

#516ED6 #D651B1 #D6B951 #51D676

square

#516ED6 #D651B1 #D6B951 #51D676

split-complementary

#516ED6 #D67651 #B1D651

monochromatic

#21388C #2D4CBD #516ED6 #8397E2 #B4C1ED

Accessibility & contrast

On white

4.61

#516ED6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#516ED6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516ED6

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516ED6	#FFFFFF	#000000	##FFFFFF
##516ED6	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)

#387BDA

Deuteranopia (green-blind)

#1B6FD4

Tritanopia (blue-blind)

#008698

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #516ed6;
/* rgb */ color: rgb(81, 110, 214);
/* oklch */ color: oklch(57.0% 0.163 269.0);

Tailwind

colors: {
  custom: {
    50: '#8e97e3',
    500: '#516ed6',
    950: '#000000',
  },
}

SCSS

$custom: #516ed6;
$custom-light: #8e97e3;
$custom-dark: #000000;

JSON

{
  "hex": "#516ed6",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 214
  },
  "hsl": {
    "h": 226.917,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.57001,
    "c": 0.16254,
    "h": 269
  },
  "luminance": 0.17756
}

Semantic roles & 50–950 ramp

primary

#516ED6

secondary

#DCD0A7

accent

#C243E5

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0D15

muted

#7E7E84

Preview Lab

Preview with #516ED6

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

Preview Lab → · Contrast checker → · Palette generator →