#516DCA#516DCA

#516DCA is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.0% C 0.147 H 268.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#516DCA
RGB	rgb(81, 109, 202)
HSL	hsl(226, 53%, 55%)
HSV	hsv(226, 60%, 79%)
CMYK	cmyk(59.9%, 46%, 0%, 20.8%)
CIE-LAB	lab(48.20, 18.28, -51.54)
CIE-LCH	lch(48.20, 54.69, 289.53°)
OKLab	oklab(56% -0.0033 -0.1471)
OKLCH	oklch(56% 0.147 268.7)
XYZ	xyz(19.5191, 16.9493, 58.1086)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516DCA #CAAE51

analogous

#51A9CA #516DCA #7151CA

triadic

#516DCA #CA516D #6DCA51

tetradic

#516DCA #CA51A9 #CAAE51 #51CA71

square

#516DCA #CA51A9 #CAAE51 #51CA71

split-complementary

#516DCA #CA7151 #A9CA51

monochromatic

#25397B #344FAA #516DCA #8094D8 #AFBCE7

Accessibility & contrast

On white

4.78

#516DCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#516DCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516DCA

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516DCA	#FFFFFF	#000000	##FFFFFF
##516DCA	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4178CD

Deuteranopia (green-blind)

#2E6DC8

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #516dca;
/* rgb */ color: rgb(81, 109, 202);
/* oklch */ color: oklch(56.0% 0.147 268.7);

Tailwind

colors: {
  custom: {
    50: '#8c96db',
    500: '#516dca',
    950: '#000000',
  },
}

SCSS

$custom: #516dca;
$custom-light: #8c96db;
$custom-dark: #000000;

JSON

{
  "hex": "#516dca",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 202
  },
  "hsl": {
    "h": 226.116,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.56002,
    "c": 0.14716,
    "h": 268.7
  },
  "luminance": 0.16951
}

Semantic roles & 50–950 ramp

primary

#516DCA

secondary

#D5C9A2

accent

#BB4BDD

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516DCA

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

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