#516DCC#516DCC

#516DCC is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.1% C 0.150 H 268.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#516DCC
RGB	rgb(81, 109, 204)
HSL	hsl(226, 55%, 56%)
HSV	hsv(226, 60%, 80%)
CMYK	cmyk(60.3%, 46.6%, 0%, 20%)
CIE-LAB	lab(48.32, 18.96, -52.50)
CIE-LCH	lch(48.32, 55.82, 289.86°)
OKLab	oklab(56.13% -0.003 -0.1499)
OKLCH	oklch(56.13% 0.15 268.8)
XYZ	xyz(19.7574, 17.0446, 59.3638)
Luminance	0.1705 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516DCC #CCB051

analogous

#51ABCC #516DCC #7251CC

triadic

#516DCC #CC516D #6DCC51

tetradic

#516DCC #CC51AB #CCB051 #51CC72

square

#516DCC #CC51AB #CCB051 #51CC72

split-complementary

#516DCC #CC7251 #ABCC51

monochromatic

#25397E #334FAD #516DCC #8095DA #B0BCE8

Accessibility & contrast

On white

4.76

#516DCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#516DCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516DCC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516DCC	#FFFFFF	#000000	##FFFFFF
##516DCC	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F79D0

Deuteranopia (green-blind)

#2B6ECA

Tritanopia (blue-blind)

#008293

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #516dcc;
/* rgb */ color: rgb(81, 109, 204);
/* oklch */ color: oklch(56.1% 0.150 268.8);

Tailwind

colors: {
  custom: {
    50: '#8c96dc',
    500: '#516dcc',
    950: '#000000',
  },
}

SCSS

$custom: #516dcc;
$custom-light: #8c96dc;
$custom-dark: #000000;

JSON

{
  "hex": "#516dcc",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 204
  },
  "hsl": {
    "h": 226.341,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56132,
    "c": 0.14995,
    "h": 268.8
  },
  "luminance": 0.17046
}

Semantic roles & 50–950 ramp

primary

#516DCC

secondary

#D6CAA3

accent

#BC4ADE

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516DCC

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

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