#516DA4#516DA4

#516DA4 is a mid, moderate blue. Relative luminance 0.154; OKLCH L 53.7% C 0.093 H 263.1°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#516DA4
RGB	rgb(81, 109, 164)
HSL	hsl(220, 34%, 48%)
HSV	hsv(220, 51%, 64%)
CMYK	cmyk(50.6%, 33.5%, 0%, 35.7%)
CIE-LAB	lab(46.13, 5.72, -32.77)
CIE-LCH	lch(46.13, 33.26, 279.90°)
OKLab	oklab(53.74% -0.0112 -0.0922)
OKLCH	oklch(53.74% 0.093 263.1)
XYZ	xyz(15.5606, 15.3659, 37.2607)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516DA4 #A48851

analogous

#5196A4 #516DA4 #5E51A4

triadic

#516DA4 #A4516D #6DA451

tetradic

#516DA4 #A45196 #A48851 #51A45E

square

#516DA4 #A45196 #A48851 #51A45E

split-complementary

#516DA4 #A45E51 #96A451

monochromatic

#293752 #3D527B #516DA4 #778EBC #A0B0D0

Accessibility & contrast

On white

5.16

#516DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#516DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516DA4

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516DA4	#FFFFFF	#000000	##FFFFFF
##516DA4	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5871A6

Deuteranopia (green-blind)

#4F6AA3

Tritanopia (blue-blind)

#2C7981

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #516da4;
/* rgb */ color: rgb(81, 109, 164);
/* oklch */ color: oklch(53.7% 0.093 263.1);

Tailwind

colors: {
  custom: {
    50: '#8796bf',
    500: '#516da4',
    950: '#000000',
  },
}

SCSS

$custom: #516da4;
$custom-light: #8796bf;
$custom-dark: #000000;

JSON

{
  "hex": "#516da4",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 164
  },
  "hsl": {
    "h": 219.759,
    "s": 33.878,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53739,
    "c": 0.09289,
    "h": 263.1
  },
  "luminance": 0.15367
}

Semantic roles & 50–950 ramp

primary

#516DA4

secondary

#BDAF94

accent

#A55ECA

background

#F8F9FB

surface

#F0F1F7

border

#CBCBD0

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #516DA4

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

Preview Lab → · Contrast checker → · Palette generator →