#431F71#431F71

#431F71 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 33.8% C 0.134 H 299.2°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#431F71
RGB	rgb(67, 31, 113)
HSL	hsl(266, 57%, 28%)
HSV	hsv(266, 73%, 44%)
CMYK	cmyk(40.7%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(21.45, 35.25, -40.89)
CIE-LCH	lch(21.45, 53.98, 310.76°)
OKLab	oklab(33.84% 0.0652 -0.1166)
OKLCH	oklch(33.84% 0.134 299.2)
XYZ	xyz(5.7846, 3.3654, 15.9644)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F71 #4D711F

analogous

#1F2471 #431F71 #6C1F71

triadic

#431F71 #71431F #1F7143

tetradic

#431F71 #711F24 #4D711F #1F716C

square

#431F71 #711F24 #4D711F #1F716C

split-complementary

#431F71 #716C1F #24711F

monochromatic

#0E0718 #271241 #431F71 #5F2CA1 #7D40CB

Accessibility & contrast

On white

12.55

#431F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#431F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F71

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F71	#FFFFFF	#000000	##FFFFFF
##431F71	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003373

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#383345

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #431f71;
/* rgb */ color: rgb(67, 31, 113);
/* oklch */ color: oklch(33.8% 0.134 299.2);

Tailwind

colors: {
  custom: {
    50: '#7c5e9a',
    500: '#431f71',
    950: '#000000',
  },
}

SCSS

$custom: #431f71;
$custom-light: #7c5e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#431f71",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 266.341,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.33842,
    "c": 0.13361,
    "h": 299.2
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#431F71

secondary

#7CA547

accent

#E0489D

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #431F71

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

Preview Lab → · Contrast checker → · Palette generator →