#6451BB#6451BB

#6451BB is a mid, vivid violet. Relative luminance 0.122; OKLCH L 51.0% C 0.160 H 287.6°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#6451BB
RGB	rgb(100, 81, 187)
HSL	hsl(251, 44%, 53%)
HSV	hsv(251, 57%, 73%)
CMYK	cmyk(46.5%, 56.7%, 0%, 26.7%)
CIE-LAB	lab(41.50, 34.76, -53.55)
CIE-LCH	lch(41.50, 63.84, 302.99°)
OKLab	oklab(51.01% 0.0483 -0.1527)
OKLCH	oklch(51.01% 0.16 287.6)
XYZ	xyz(17.1650, 12.1813, 48.4509)
Luminance	0.1218 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451BB #A8BB51

analogous

#5173BB #6451BB #9951BB

triadic

#6451BB #BB6451 #51BB64

tetradic

#6451BB #BB5173 #A8BB51 #51BB99

square

#6451BB #BB5173 #A8BB51 #51BB99

split-complementary

#6451BB #BB9951 #73BB51

monochromatic

#342969 #4A3A95 #6451BB #8B7DCC #B2A9DD

Accessibility & contrast

On white

6.11

#6451BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#6451BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451BB

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451BB	#FFFFFF	#000000	##FFFFFF
##6451BB	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E64BF

Deuteranopia (green-blind)

#0E5FB9

Tritanopia (blue-blind)

#48697E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #6451bb;
/* rgb */ color: rgb(100, 81, 187);
/* oklch */ color: oklch(51.0% 0.160 287.6);

Tailwind

colors: {
  custom: {
    50: '#9682d0',
    500: '#6451bb',
    950: '#000000',
  },
}

SCSS

$custom: #6451bb;
$custom-light: #9682d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6451bb",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 187
  },
  "hsl": {
    "h": 250.755,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51009,
    "c": 0.16021,
    "h": 287.6
  },
  "luminance": 0.12182
}

Semantic roles & 50–950 ramp

primary

#6451BB

secondary

#C3CB9D

accent

#D454BD

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #6451BB

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

Preview Lab → · Contrast checker → · Palette generator →