#516FE6#516FE6

#516FE6 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.3% C 0.183 H 269.3°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#516FE6
RGB	rgb(81, 111, 230)
HSL	hsl(228, 75%, 61%)
HSV	hsv(228, 65%, 90%)
CMYK	cmyk(64.8%, 51.7%, 0%, 9.8%)
CIE-LAB	lab(50.49, 26.60, -63.75)
CIE-LCH	lch(50.49, 69.07, 292.65°)
OKLab	oklab(58.31% -0.0021 -0.183)
OKLCH	oklch(58.31% 0.183 269.3)
XYZ	xyz(23.3558, 18.8292, 77.2511)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516FE6 #E6C851

analogous

#51BAE6 #516FE6 #7D51E6

triadic

#516FE6 #E6516F #6FE651

tetradic

#516FE6 #E651BA #E6C851 #51E67D

square

#516FE6 #E651BA #E6C851 #51E67D

split-complementary

#516FE6 #E67D51 #BAE651

monochromatic

#1834A5 #1F45DA #516FE6 #879BEE #BCC8F5

Accessibility & contrast

On white

4.41

#516FE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#516FE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516FE6

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516FE6	#FFFFFF	#000000	##000000
##516FE6	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#247FEA

Deuteranopia (green-blind)

#0072E4

Tritanopia (blue-blind)

#008BA0

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #516fe6;
/* rgb */ color: rgb(81, 111, 230);
/* oklch */ color: oklch(58.3% 0.183 269.3);

Tailwind

colors: {
  custom: {
    50: '#9197ef',
    500: '#516fe6',
    950: '#000000',
  },
}

SCSS

$custom: #516fe6;
$custom-light: #9197ef;
$custom-dark: #000000;

JSON

{
  "hex": "#516fe6",
  "rgb": {
    "r": 81,
    "g": 111,
    "b": 230
  },
  "hsl": {
    "h": 227.919,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58307,
    "c": 0.183,
    "h": 269.3
  },
  "luminance": 0.18831
}

Semantic roles & 50–950 ramp

primary

#516FE6

secondary

#E5DAAD

accent

#AF0ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516FE6

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

Preview Lab → · Contrast checker → · Palette generator →