#431FB2#431FB2

#431FB2 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.2% C 0.209 H 282.9°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#431FB2
RGB	rgb(67, 31, 178)
HSL	hsl(255, 70%, 41%)
HSV	hsv(255, 83%, 70%)
CMYK	cmyk(62.4%, 82.6%, 0%, 30.2%)
CIE-LAB	lab(27.81, 53.63, -70.72)
CIE-LCH	lch(27.81, 88.75, 307.17°)
OKLab	oklab(40.21% 0.0466 -0.204)
OKLCH	oklch(40.21% 0.209 282.9)
XYZ	xyz(10.8381, 5.3868, 42.5795)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431FB2 #8EB21F

analogous

#1F44B2 #431FB2 #8C1FB2

triadic

#431FB2 #B2431F #1FB243

tetradic

#431FB2 #B21F44 #8EB21F #1FB28C

square

#431FB2 #B21F44 #8EB21F #1FB28C

split-complementary

#431FB2 #B28C1F #44B21F

monochromatic

#1C0D4A #2F167E #431FB2 #5C33DB #8667E5

Accessibility & contrast

On white

10.11

#431FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#431FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431FB2

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431FB2	#FFFFFF	#000000	##FFFFFF
##431FB2	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B6

Deuteranopia (green-blind)

#003DAF

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #431fb2;
/* rgb */ color: rgb(67, 31, 178);
/* oklch */ color: oklch(40.2% 0.209 282.9);

Tailwind

colors: {
  custom: {
    50: '#8661ca',
    500: '#431fb2',
    950: '#000000',
  },
}

SCSS

$custom: #431fb2;
$custom-light: #8661ca;
$custom-dark: #000000;

JSON

{
  "hex": "#431fb2",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 178
  },
  "hsl": {
    "h": 254.694,
    "s": 70.335,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40211,
    "c": 0.2092,
    "h": 282.9
  },
  "luminance": 0.05388
}

Semantic roles & 50–950 ramp

primary

#431FB2

secondary

#B1CA63

accent

#ED3BC1

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0513

muted

#7D7A82

Preview Lab

Preview with #431FB2

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

Preview Lab → · Contrast checker → · Palette generator →