#431F8E#431F8E

#431F8E is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.168 H 290.2°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#431F8E
RGB	rgb(67, 31, 142)
HSL	hsl(259, 64%, 34%)
HSV	hsv(259, 78%, 56%)
CMYK	cmyk(52.8%, 78.2%, 0%, 44.3%)
CIE-LAB	lab(24.08, 43.44, -54.93)
CIE-LCH	lch(24.08, 70.04, 308.34°)
OKLab	oklab(36.51% 0.0582 -0.1579)
OKLCH	oklch(36.51% 0.168 290.2)
XYZ	xyz(7.6858, 4.1259, 25.9774)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F8E #6A8E1F

analogous

#1F338E #431F8E #7B1F8E

triadic

#431F8E #8E431F #1F8E43

tetradic

#431F8E #8E1F33 #6A8E1F #1F8E7B

square

#431F8E #8E1F33 #6A8E1F #1F8E7B

split-complementary

#431F8E #8E7B1F #338E1F

monochromatic

#14092A #2B145C #431F8E #5B2AC0 #7C4FD9

Accessibility & contrast

On white

11.51

#431F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#431F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F8E

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F8E	#FFFFFF	#000000	##FFFFFF
##431F8E	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B91

Deuteranopia (green-blind)

#00378C

Tritanopia (blue-blind)

#283E55

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #431f8e;
/* rgb */ color: rgb(67, 31, 142);
/* oklch */ color: oklch(36.5% 0.168 290.2);

Tailwind

colors: {
  custom: {
    50: '#805fb0',
    500: '#431f8e',
    950: '#000000',
  },
}

SCSS

$custom: #431f8e;
$custom-light: #805fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#431f8e",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 142
  },
  "hsl": {
    "h": 259.459,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36513,
    "c": 0.16824,
    "h": 290.2
  },
  "luminance": 0.04126
}

Semantic roles & 50–950 ramp

primary

#431F8E

secondary

#98BB4D

accent

#E741B1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #431F8E

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

Preview Lab → · Contrast checker → · Palette generator →