#516BD6#516BD6

#516BD6 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.4% C 0.166 H 270.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#516BD6
RGB	rgb(81, 107, 214)
HSL	hsl(228, 62%, 58%)
HSV	hsv(228, 62%, 84%)
CMYK	cmyk(62.1%, 50%, 0%, 16.1%)
CIE-LAB	lab(48.41, 23.61, -58.05)
CIE-LCH	lch(48.41, 62.67, 292.13°)
OKLab	oklab(56.4% 0.0002 -0.1663)
OKLCH	oklch(56.4% 0.166 270.1)
XYZ	xyz(20.7845, 17.1180, 65.8141)
Luminance	0.1712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516BD6 #D6BC51

analogous

#51ADD6 #516BD6 #7A51D6

triadic

#516BD6 #D6516B #6BD651

tetradic

#516BD6 #D651AD #D6BC51 #51D67A

square

#516BD6 #D651AD #D6BC51 #51D67A

split-complementary

#516BD6 #D67A51 #ADD651

monochromatic

#21368C #2D49BD #516BD6 #8395E2 #B4BFED

Accessibility & contrast

On white

4.75

#516BD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#516BD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516BD6

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516BD6	#FFFFFF	#000000	##FFFFFF
##516BD6	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3079DA

Deuteranopia (green-blind)

#0B6DD4

Tritanopia (blue-blind)

#008496

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #516bd6;
/* rgb */ color: rgb(81, 107, 214);
/* oklch */ color: oklch(56.4% 0.166 270.1);

Tailwind

colors: {
  custom: {
    50: '#8e95e3',
    500: '#516bd6',
    950: '#000000',
  },
}

SCSS

$custom: #516bd6;
$custom-light: #8e95e3;
$custom-dark: #000000;

JSON

{
  "hex": "#516bd6",
  "rgb": {
    "r": 81,
    "g": 107,
    "b": 214
  },
  "hsl": {
    "h": 228.271,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.56402,
    "c": 0.16629,
    "h": 270.1
  },
  "luminance": 0.1712
}

Semantic roles & 50–950 ramp

primary

#516BD6

secondary

#DCD2A7

accent

#C543E5

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0D0D15

muted

#7E7E84

Preview Lab

Preview with #516BD6

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

Preview Lab → · Contrast checker → · Palette generator →