#6431B4#6431B4

#6431B4 is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.7% C 0.193 H 295.4°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#6431B4
RGB	rgb(100, 49, 180)
HSL	hsl(263, 57%, 45%)
HSV	hsv(263, 73%, 71%)
CMYK	cmyk(44.4%, 72.8%, 0%, 29.4%)
CIE-LAB	lab(34.40, 50.48, -60.95)
CIE-LCH	lch(34.40, 79.15, 309.63°)
OKLab	oklab(45.7% 0.083 -0.1745)
OKLCH	oklch(45.7% 0.193 295.4)
XYZ	xyz(14.5899, 8.2009, 43.9854)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6431B4 #81B431

analogous

#313FB4 #6431B4 #A631B4

triadic

#6431B4 #B46431 #31B464

tetradic

#6431B4 #B4313F #81B431 #31B4A6

square

#6431B4 #B4313F #81B431 #31B4A6

split-complementary

#6431B4 #B4A631 #3FB431

monochromatic

#2F1754 #492484 #6431B4 #8352D0 #A682DD

Accessibility & contrast

On white

7.95

#6431B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#6431B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6431B4

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6431B4	#FFFFFF	#000000	##FFFFFF
##6431B4	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#004FB1

Tritanopia (blue-blind)

#4E5370

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #6431b4;
/* rgb */ color: rgb(100, 49, 180);
/* oklch */ color: oklch(45.7% 0.193 295.4);

Tailwind

colors: {
  custom: {
    50: '#976ecb',
    500: '#6431b4',
    950: '#000000',
  },
}

SCSS

$custom: #6431b4;
$custom-light: #976ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#6431b4",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 180
  },
  "hsl": {
    "h": 263.359,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.45698,
    "c": 0.19325,
    "h": 295.4
  },
  "luminance": 0.08201
}

Semantic roles & 50–950 ramp

primary

#6431B4

secondary

#A9C67B

accent

#E047A5

background

#F9F6FC

surface

#F2ECF9

border

#CCC7D2

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #6431B4

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

Preview Lab → · Contrast checker → · Palette generator →