#431F8C#431F8C

#431F8C is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.3% C 0.166 H 290.7°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#431F8C
RGB	rgb(67, 31, 140)
HSL	hsl(260, 64%, 34%)
HSV	hsv(260, 78%, 55%)
CMYK	cmyk(52.1%, 77.9%, 0%, 45.1%)
CIE-LAB	lab(23.89, 42.87, -54.01)
CIE-LCH	lch(23.89, 68.96, 308.44°)
OKLab	oklab(36.32% 0.0587 -0.1552)
OKLCH	oklch(36.32% 0.166 290.7)
XYZ	xyz(7.5370, 4.0664, 25.1936)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F8C #688C1F

analogous

#1F318C #431F8C #791F8C

triadic

#431F8C #8C431F #1F8C43

tetradic

#431F8C #8C1F31 #688C1F #1F8C79

square

#431F8C #8C1F31 #688C1F #1F8C79

split-complementary

#431F8C #8C791F #318C1F

monochromatic

#130928 #2B145A #431F8C #5B2ABE #7B4ED8

Accessibility & contrast

On white

11.58

#431F8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#431F8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F8C

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F8C	#FFFFFF	#000000	##FFFFFF
##431F8C	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8F

Deuteranopia (green-blind)

#00368A

Tritanopia (blue-blind)

#293D54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #431f8c;
/* rgb */ color: rgb(67, 31, 140);
/* oklch */ color: oklch(36.3% 0.166 290.7);

Tailwind

colors: {
  custom: {
    50: '#7f5faf',
    500: '#431f8c',
    950: '#000000',
  },
}

SCSS

$custom: #431f8c;
$custom-light: #7f5faf;
$custom-dark: #000000;

JSON

{
  "hex": "#431f8c",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 140
  },
  "hsl": {
    "h": 259.817,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36318,
    "c": 0.1659,
    "h": 290.7
  },
  "luminance": 0.04067
}

Semantic roles & 50–950 ramp

primary

#431F8C

secondary

#96BB4C

accent

#E741B0

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #431F8C

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

Preview Lab → · Contrast checker → · Palette generator →