#516AA4#516AA4

#516AA4 is a mid, moderate blue. Relative luminance 0.147; OKLCH L 53.1% C 0.096 H 265.5°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#516AA4
RGB	rgb(81, 106, 164)
HSL	hsl(222, 34%, 48%)
HSV	hsv(222, 51%, 64%)
CMYK	cmyk(50.6%, 35.4%, 0%, 35.7%)
CIE-LAB	lab(45.27, 7.57, -34.12)
CIE-LCH	lch(45.27, 34.95, 282.51°)
OKLab	oklab(53.07% -0.0075 -0.0961)
OKLCH	oklch(53.07% 0.096 265.5)
XYZ	xyz(15.2460, 14.7367, 37.1558)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516AA4 #A48B51

analogous

#5193A4 #516AA4 #6151A4

triadic

#516AA4 #A4516A #6AA451

tetradic

#516AA4 #A45193 #A48B51 #51A461

square

#516AA4 #A45193 #A48B51 #51A461

split-complementary

#516AA4 #A46151 #93A451

monochromatic

#293552 #3D507B #516AA4 #778BBC #A0AED0

Accessibility & contrast

On white

5.32

#516AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#516AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516AA4

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516AA4	#FFFFFF	#000000	##FFFFFF
##516AA4	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546FA6

Deuteranopia (green-blind)

#4B68A3

Tritanopia (blue-blind)

#2D767F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #516aa4;
/* rgb */ color: rgb(81, 106, 164);
/* oklch */ color: oklch(53.1% 0.096 265.5);

Tailwind

colors: {
  custom: {
    50: '#8794bf',
    500: '#516aa4',
    950: '#000000',
  },
}

SCSS

$custom: #516aa4;
$custom-light: #8794bf;
$custom-dark: #000000;

JSON

{
  "hex": "#516aa4",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 164
  },
  "hsl": {
    "h": 221.928,
    "s": 33.878,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53071,
    "c": 0.09644,
    "h": 265.5
  },
  "luminance": 0.14738
}

Semantic roles & 50–950 ramp

primary

#516AA4

secondary

#BDB194

accent

#A95ECA

background

#F8F9FB

surface

#F0F1F7

border

#CBCBD0

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #516AA4

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

Preview Lab → · Contrast checker → · Palette generator →