#516CD6#516CD6

#516CD6 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.6% C 0.165 H 269.7°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#516CD6
RGB	rgb(81, 108, 214)
HSL	hsl(228, 62%, 58%)
HSV	hsv(228, 62%, 84%)
CMYK	cmyk(62.1%, 49.5%, 0%, 16.1%)
CIE-LAB	lab(48.67, 22.99, -57.63)
CIE-LCH	lch(48.67, 62.05, 291.75°)
OKLab	oklab(56.6% -0.0008 -0.165)
OKLCH	oklch(56.6% 0.165 269.7)
XYZ	xyz(20.8894, 17.3277, 65.8490)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CD6 #D6BB51

analogous

#51AED6 #516CD6 #7951D6

triadic

#516CD6 #D6516C #6CD651

tetradic

#516CD6 #D651AE #D6BB51 #51D679

square

#516CD6 #D651AE #D6BB51 #51D679

split-complementary

#516CD6 #D67951 #AED651

monochromatic

#21378C #2D4ABD #516CD6 #8396E2 #B4C0ED

Accessibility & contrast

On white

4.70

#516CD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#516CD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516CD6

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CD6	#FFFFFF	#000000	##FFFFFF
##516CD6	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#337ADA

Deuteranopia (green-blind)

#126ED4

Tritanopia (blue-blind)

#008497

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #516cd6;
/* rgb */ color: rgb(81, 108, 214);
/* oklch */ color: oklch(56.6% 0.165 269.7);

Tailwind

colors: {
  custom: {
    50: '#8e95e3',
    500: '#516cd6',
    950: '#000000',
  },
}

SCSS

$custom: #516cd6;
$custom-light: #8e95e3;
$custom-dark: #000000;

JSON

{
  "hex": "#516cd6",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 214
  },
  "hsl": {
    "h": 227.82,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.56601,
    "c": 0.16504,
    "h": 269.7
  },
  "luminance": 0.17329
}

Semantic roles & 50–950 ramp

primary

#516CD6

secondary

#DCD1A7

accent

#C443E5

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0D0D15

muted

#7E7E84

Preview Lab

Preview with #516CD6

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

Preview Lab → · Contrast checker → · Palette generator →