#516EAD#516EAD

#516EAD is a mid, moderate blue. Relative luminance 0.159; OKLCH L 54.5% C 0.105 H 264.5°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#516EAD
RGB	rgb(81, 110, 173)
HSL	hsl(221, 36%, 50%)
HSV	hsv(221, 53%, 68%)
CMYK	cmyk(53.2%, 36.4%, 0%, 32.2%)
CIE-LAB	lab(46.87, 8.01, -36.89)
CIE-LCH	lch(46.87, 37.74, 282.25°)
OKLab	oklab(54.46% -0.0101 -0.1042)
OKLCH	oklch(54.46% 0.105 264.5)
XYZ	xyz(16.5096, 15.9171, 41.7294)
Luminance	0.1592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516EAD #AD9051

analogous

#519CAD #516EAD #6251AD

triadic

#516EAD #AD516E #6EAD51

tetradic

#516EAD #AD519C #AD9051 #51AD62

square

#516EAD #AD519C #AD9051 #51AD62

split-complementary

#516EAD #AD6251 #9CAD51

monochromatic

#2A395A #3D5383 #516EAD #7A91C1 #A4B3D4

Accessibility & contrast

On white

5.02

#516EAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#516EAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516EAD

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516EAD	#FFFFFF	#000000	##FFFFFF
##516EAD	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5574B0

Deuteranopia (green-blind)

#4A6BAC

Tritanopia (blue-blind)

#237C85

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #516ead;
/* rgb */ color: rgb(81, 110, 173);
/* oklch */ color: oklch(54.5% 0.105 264.5);

Tailwind

colors: {
  custom: {
    50: '#8897c6',
    500: '#516ead',
    950: '#000000',
  },
}

SCSS

$custom: #516ead;
$custom-light: #8897c6;
$custom-dark: #000000;

JSON

{
  "hex": "#516ead",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 173
  },
  "hsl": {
    "h": 221.087,
    "s": 36.22,
    "l": 49.804
  },
  "oklch": {
    "l": 0.54456,
    "c": 0.10467,
    "h": 264.5
  },
  "luminance": 0.15918
}

Semantic roles & 50–950 ramp

primary

#516EAD

secondary

#C2B598

accent

#A95CCC

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #516EAD

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

Preview Lab → · Contrast checker → · Palette generator →