#431F9D#431F9D

#431F9D is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.0% C 0.186 H 286.8°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#431F9D
RGB	rgb(67, 31, 157)
HSL	hsl(257, 67%, 37%)
HSV	hsv(257, 80%, 62%)
CMYK	cmyk(57.3%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(25.58, 47.71, -61.71)
CIE-LCH	lch(25.58, 78.00, 307.71°)
OKLab	oklab(38.01% 0.0535 -0.1777)
OKLCH	oklch(38.01% 0.186 286.8)
XYZ	xyz(8.8887, 4.6071, 32.3126)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F9D #799D1F

analogous

#1F3A9D #431F9D #821F9D

triadic

#431F9D #9D431F #1F9D43

tetradic

#431F9D #9D1F3A #799D1F #1F9D82

square

#431F9D #9D1F3A #799D1F #1F9D82

split-complementary

#431F9D #9D821F #3A9D1F

monochromatic

#170B37 #2D156A #431F9D #5929D0 #7F58DE

Accessibility & contrast

On white

10.93

#431F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#431F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F9D

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F9D	#FFFFFF	#000000	##FFFFFF
##431F9D	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A0

Deuteranopia (green-blind)

#00399B

Tritanopia (blue-blind)

#18445E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #431f9d;
/* rgb */ color: rgb(67, 31, 157);
/* oklch */ color: oklch(38.0% 0.186 286.8);

Tailwind

colors: {
  custom: {
    50: '#8260bb',
    500: '#431f9d',
    950: '#000000',
  },
}

SCSS

$custom: #431f9d;
$custom-light: #8260bb;
$custom-dark: #000000;

JSON

{
  "hex": "#431f9d",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 257.143,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38012,
    "c": 0.18556,
    "h": 286.8
  },
  "luminance": 0.04608
}

Semantic roles & 50–950 ramp

primary

#431F9D

secondary

#A3C256

accent

#EA3EB9

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #431F9D

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

Preview Lab → · Contrast checker → · Palette generator →