#431F8F#431F8F

#431F8F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.169 H 290.0°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#431F8F
RGB	rgb(67, 31, 143)
HSL	hsl(259, 64%, 34%)
HSV	hsv(259, 78%, 56%)
CMYK	cmyk(53.1%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(24.18, 43.73, -55.40)
CIE-LCH	lch(24.18, 70.57, 308.29°)
OKLab	oklab(36.61% 0.0579 -0.1592)
OKLCH	oklch(36.61% 0.169 290)
XYZ	xyz(7.7612, 4.1561, 26.3745)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F8F #6B8F1F

analogous

#1F338F #431F8F #7B1F8F

triadic

#431F8F #8F431F #1F8F43

tetradic

#431F8F #8F1F33 #6B8F1F #1F8F7B

square

#431F8F #8F1F33 #6B8F1F #1F8F7B

split-complementary

#431F8F #8F7B1F #338F1F

monochromatic

#14092A #2B145D #431F8F #5B2AC1 #7C4FD9

Accessibility & contrast

On white

11.47

#431F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#431F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F8F

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F8F	#FFFFFF	#000000	##FFFFFF
##431F8F	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#273E56

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #431f8f;
/* rgb */ color: rgb(67, 31, 143);
/* oklch */ color: oklch(36.6% 0.169 290.0);

Tailwind

colors: {
  custom: {
    50: '#805fb1',
    500: '#431f8f',
    950: '#000000',
  },
}

SCSS

$custom: #431f8f;
$custom-light: #805fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#431f8f",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 259.286,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36611,
    "c": 0.16941,
    "h": 290
  },
  "luminance": 0.04156
}

Semantic roles & 50–950 ramp

primary

#431F8F

secondary

#99BC4E

accent

#E740B2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #431F8F

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

Preview Lab → · Contrast checker → · Palette generator →