#431FA0#431FA0

#431FA0 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.189 H 286.1°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#431FA0
RGB	rgb(67, 31, 160)
HSL	hsl(257, 68%, 37%)
HSV	hsv(257, 81%, 63%)
CMYK	cmyk(58.1%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(25.89, 48.56, -63.03)
CIE-LCH	lch(25.89, 79.56, 307.61°)
OKLab	oklab(38.32% 0.0526 -0.1815)
OKLCH	oklch(38.32% 0.189 286.1)
XYZ	xyz(9.1480, 4.7108, 33.6781)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431FA0 #7CA01F

analogous

#1F3CA0 #431FA0 #831FA0

triadic

#431FA0 #A0431F #1FA043

tetradic

#431FA0 #A01F3C #7CA01F #1FA083

square

#431FA0 #A01F3C #7CA01F #1FA083

split-complementary

#431FA0 #A0831F #3CA01F

monochromatic

#180B39 #2E156D #431FA0 #5829D3 #7F5ADF

Accessibility & contrast

On white

10.81

#431FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#431FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431FA0

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431FA0	#FFFFFF	#000000	##FFFFFF
##431FA0	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A4

Deuteranopia (green-blind)

#00399E

Tritanopia (blue-blind)

#134560

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #431fa0;
/* rgb */ color: rgb(67, 31, 160);
/* oklch */ color: oklch(38.3% 0.189 286.1);

Tailwind

colors: {
  custom: {
    50: '#8360bd',
    500: '#431fa0',
    950: '#000000',
  },
}

SCSS

$custom: #431fa0;
$custom-light: #8360bd;
$custom-dark: #000000;

JSON

{
  "hex": "#431fa0",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 256.744,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.3832,
    "c": 0.18899,
    "h": 286.1
  },
  "luminance": 0.04711
}

Semantic roles & 50–950 ramp

primary

#431FA0

secondary

#A5C358

accent

#EA3DBA

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #431FA0

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

Preview Lab → · Contrast checker → · Palette generator →