#431C64#431C64

#431C64 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.3% C 0.122 H 305.4°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#431C64
RGB	rgb(67, 28, 100)
HSL	hsl(273, 56%, 25%)
HSV	hsv(273, 72%, 39%)
CMYK	cmyk(33%, 72%, 0%, 60.8%)
CIE-LAB	lab(19.82, 33.33, -35.08)
CIE-LCH	lch(19.82, 48.39, 313.54°)
OKLab	oklab(32.34% 0.0707 -0.0995)
OKLCH	oklch(32.34% 0.122 305.4)
XYZ	xyz(5.0297, 2.9439, 12.3574)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C64 #3D641C

analogous

#1F1C64 #431C64 #641C61

triadic

#431C64 #64431C #1C6443

tetradic

#431C64 #641F1C #3D641C #1C6164

square

#431C64 #641F1C #3D641C #1C6164

split-complementary

#431C64 #61641C #1C641F

monochromatic

#100718 #230F34 #431C64 #632994 #8337C4

Accessibility & contrast

On white

13.22

#431C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#431C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C64

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C64	#FFFFFF	#000000	##FFFFFF
##431C64	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#053062

Tritanopia (blue-blind)

#3D2C3D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #431c64;
/* rgb */ color: rgb(67, 28, 100);
/* oklch */ color: oklch(32.3% 0.122 305.4);

Tailwind

colors: {
  custom: {
    50: '#7a5b91',
    500: '#431c64',
    950: '#000000',
  },
}

SCSS

$custom: #431c64;
$custom-light: #7a5b91;
$custom-dark: #000000;

JSON

{
  "hex": "#431c64",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 100
  },
  "hsl": {
    "h": 272.5,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.32342,
    "c": 0.12208,
    "h": 305.4
  },
  "luminance": 0.02944
}

Semantic roles & 50–950 ramp

primary

#431C64

secondary

#6A9943

accent

#E0488E

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040D

muted

#7C797D

Preview Lab

Preview with #431C64

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

Preview Lab → · Contrast checker → · Palette generator →