#516CC2#516CC2

#516CC2 is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.3% C 0.137 H 268.5°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#516CC2
RGB	rgb(81, 108, 194)
HSL	hsl(226, 48%, 54%)
HSV	hsv(226, 58%, 76%)
CMYK	cmyk(58.2%, 44.3%, 0%, 23.9%)
CIE-LAB	lab(47.45, 16.21, -48.13)
CIE-LCH	lch(47.45, 50.79, 288.61°)
OKLab	oklab(55.28% -0.0035 -0.1371)
OKLCH	oklch(55.28% 0.137 268.5)
XYZ	xyz(18.4902, 16.3680, 53.2134)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CC2 #C2A751

analogous

#51A5C2 #516CC2 #6F51C2

triadic

#516CC2 #C2516C #6CC251

tetradic

#516CC2 #C251A5 #C2A751 #51C26F

square

#516CC2 #C251A5 #C2A751 #51C26F

split-complementary

#516CC2 #C26F51 #A5C251

monochromatic

#283971 #37509E #516CC2 #7E92D2 #ACB9E2

Accessibility & contrast

On white

4.91

#516CC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#516CC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516CC2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CC2	#FFFFFF	#000000	##FFFFFF
##516CC2	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4576C5

Deuteranopia (green-blind)

#366CC0

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #516cc2;
/* rgb */ color: rgb(81, 108, 194);
/* oklch */ color: oklch(55.3% 0.137 268.5);

Tailwind

colors: {
  custom: {
    50: '#8b95d5',
    500: '#516cc2',
    950: '#000000',
  },
}

SCSS

$custom: #516cc2;
$custom-light: #8b95d5;
$custom-dark: #000000;

JSON

{
  "hex": "#516cc2",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 194
  },
  "hsl": {
    "h": 225.664,
    "s": 48.085,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55282,
    "c": 0.13716,
    "h": 268.5
  },
  "luminance": 0.16369
}

Semantic roles & 50–950 ramp

primary

#516CC2

secondary

#D0C49F

accent

#B750D8

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0D0D14

muted

#7D7E83

Preview Lab

Preview with #516CC2

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

Preview Lab → · Contrast checker → · Palette generator →