#516CEB#516CEB

#516CEB is a mid, vivid blue. Relative luminance 0.185; OKLCH L 58.1% C 0.193 H 270.3°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#516CEB
RGB	rgb(81, 108, 235)
HSL	hsl(229, 79%, 62%)
HSV	hsv(229, 66%, 92%)
CMYK	cmyk(65.5%, 54%, 0%, 7.8%)
CIE-LAB	lab(50.06, 30.16, -67.24)
CIE-LCH	lch(50.06, 73.70, 294.16°)
OKLab	oklab(58.09% 0.0009 -0.1933)
OKLCH	oklch(58.09% 0.193 270.3)
XYZ	xyz(23.7462, 18.4704, 80.8949)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CEB #EBD051

analogous

#51B9EB #516CEB #8351EB

triadic

#516CEB #EB516C #6CEB51

tetradic

#516CEB #EB51B9 #EBD051 #51EB83

square

#516CEB #EB51B9 #EBD051 #51EB83

split-complementary

#516CEB #EB8351 #B9EB51

monochromatic

#142FAE #1A3EE5 #516CEB #889AF1 #BFC9F8

Accessibility & contrast

On white

4.47

#516CEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#516CEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516CEB

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CEB	#FFFFFF	#000000	##000000
##516CEB	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#017EEF

Deuteranopia (green-blind)

#0070E8

Tritanopia (blue-blind)

#008AA1

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #516ceb;
/* rgb */ color: rgb(81, 108, 235);
/* oklch */ color: oklch(58.1% 0.193 270.3);

Tailwind

colors: {
  custom: {
    50: '#9295f2',
    500: '#516ceb',
    950: '#000000',
  },
}

SCSS

$custom: #516ceb;
$custom-light: #9295f2;
$custom-dark: #000000;

JSON

{
  "hex": "#516ceb",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 235
  },
  "hsl": {
    "h": 229.481,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.58094,
    "c": 0.19331,
    "h": 270.3
  },
  "luminance": 0.18473
}

Semantic roles & 50–950 ramp

primary

#516CEB

secondary

#E8DEB0

accent

#B70ADC

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #516CEB

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

Preview Lab → · Contrast checker → · Palette generator →