#516CA3#516CA3

#516CA3 is a mid, moderate blue. Relative luminance 0.151; OKLCH L 53.5% C 0.093 H 263.6°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#516CA3
RGB	rgb(81, 108, 163)
HSL	hsl(220, 34%, 48%)
HSV	hsv(220, 50%, 64%)
CMYK	cmyk(50.3%, 33.7%, 0%, 36.1%)
CIE-LAB	lab(45.80, 6.01, -32.71)
CIE-LCH	lch(45.80, 33.26, 280.42°)
OKLab	oklab(53.46% -0.0103 -0.092)
OKLCH	oklch(53.46% 0.093 263.6)
XYZ	xyz(15.3646, 15.1178, 36.7516)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CA3 #A38851

analogous

#5195A3 #516CA3 #5F51A3

triadic

#516CA3 #A3516C #6CA351

tetradic

#516CA3 #A35195 #A38851 #51A35F

square

#516CA3 #A35195 #A38851 #51A35F

split-complementary

#516CA3 #A35F51 #95A351

monochromatic

#283651 #3D517A #516CA3 #768DBB #9FAFCF

Accessibility & contrast

On white

5.22

#516CA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#516CA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516CA3

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CA3	#FFFFFF	#000000	##FFFFFF
##516CA3	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5771A5

Deuteranopia (green-blind)

#4E69A2

Tritanopia (blue-blind)

#2D7880

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #516ca3;
/* rgb */ color: rgb(81, 108, 163);
/* oklch */ color: oklch(53.5% 0.093 263.6);

Tailwind

colors: {
  custom: {
    50: '#8795be',
    500: '#516ca3',
    950: '#000000',
  },
}

SCSS

$custom: #516ca3;
$custom-light: #8795be;
$custom-dark: #000000;

JSON

{
  "hex": "#516ca3",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 163
  },
  "hsl": {
    "h": 220.244,
    "s": 33.607,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53462,
    "c": 0.09261,
    "h": 263.6
  },
  "luminance": 0.15119
}

Semantic roles & 50–950 ramp

primary

#516CA3

secondary

#BCAF93

accent

#A65ECA

background

#F8F9FB

surface

#F0F1F7

border

#CBCBD0

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #516CA3

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

Preview Lab → · Contrast checker → · Palette generator →