#516CE7#516CE7

#516CE7 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.8% C 0.188 H 270.2°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#516CE7
RGB	rgb(81, 108, 231)
HSL	hsl(229, 76%, 61%)
HSV	hsv(229, 65%, 91%)
CMYK	cmyk(64.9%, 53.2%, 0%, 9.4%)
CIE-LAB	lab(49.79, 28.80, -65.44)
CIE-LCH	lch(49.79, 71.49, 293.75°)
OKLab	oklab(57.8% 0.0006 -0.188)
OKLCH	oklch(57.8% 0.188 270.2)
XYZ	xyz(23.1748, 18.2419, 77.8855)
Luminance	0.1824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CE7 #E7CC51

analogous

#51B7E7 #516CE7 #8151E7

triadic

#516CE7 #E7516C #6CE751

tetradic

#516CE7 #E751B7 #E7CC51 #51E781

square

#516CE7 #E751B7 #E7CC51 #51E781

split-complementary

#516CE7 #E78151 #B7E751

monochromatic

#1731A7 #1E41DC #516CE7 #8799EE #BDC7F6

Accessibility & contrast

On white

4.52

#516CE7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#516CE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516CE7

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CE7	#FFFFFF	#000000	##000000
##516CE7	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#137DEB

Deuteranopia (green-blind)

#0070E5

Tritanopia (blue-blind)

#00899F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #516ce7;
/* rgb */ color: rgb(81, 108, 231);
/* oklch */ color: oklch(57.8% 0.188 270.2);

Tailwind

colors: {
  custom: {
    50: '#9195ef',
    500: '#516ce7',
    950: '#000000',
  },
}

SCSS

$custom: #516ce7;
$custom-light: #9195ef;
$custom-dark: #000000;

JSON

{
  "hex": "#516ce7",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 231
  },
  "hsl": {
    "h": 229.2,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.57802,
    "c": 0.18801,
    "h": 270.2
  },
  "luminance": 0.18244
}

Semantic roles & 50–950 ramp

primary

#516CE7

secondary

#E6DCAE

accent

#B40ED8

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #516CE7

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

Preview Lab → · Contrast checker → · Palette generator →