#516ADD#516ADD

#516ADD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.7% C 0.177 H 270.6°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#516ADD
RGB	rgb(81, 106, 221)
HSL	hsl(229, 67%, 59%)
HSV	hsv(229, 63%, 87%)
CMYK	cmyk(63.3%, 52%, 0%, 13.3%)
CIE-LAB	lab(48.61, 26.62, -61.71)
CIE-LCH	lch(48.61, 67.20, 293.34°)
OKLab	oklab(56.7% 0.0017 -0.1771)
OKLCH	oklch(56.7% 0.177 270.6)
XYZ	xyz(21.5941, 17.2760, 70.5892)
Luminance	0.1728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516ADD #DDC451

analogous

#51B0DD #516ADD #7E51DD

triadic

#516ADD #DD516A #6ADD51

tetradic

#516ADD #DD51B0 #DDC451 #51DD7E

square

#516ADD #DD51B0 #DDC451 #51DD7E

split-complementary

#516ADD #DD7E51 #B0DD51

monochromatic

#1D3396 #2744C9 #516ADD #8496E7 #B7C2F1

Accessibility & contrast

On white

4.71

#516ADD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#516ADD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516ADD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516ADD	#FFFFFF	#000000	##FFFFFF
##516ADD	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#227AE1

Deuteranopia (green-blind)

#006DDB

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #516add;
/* rgb */ color: rgb(81, 106, 221);
/* oklch */ color: oklch(56.7% 0.177 270.6);

Tailwind

colors: {
  custom: {
    50: '#8f94e8',
    500: '#516add',
    950: '#000000',
  },
}

SCSS

$custom: #516add;
$custom-light: #8f94e8;
$custom-dark: #000000;

JSON

{
  "hex": "#516add",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 221
  },
  "hsl": {
    "h": 229.286,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.56698,
    "c": 0.17707,
    "h": 270.6
  },
  "luminance": 0.17278
}

Semantic roles & 50–950 ramp

primary

#516ADD

secondary

#E0D6AA

accent

#CB3EEA

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516ADD

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

Preview Lab → · Contrast checker → · Palette generator →