#431B69#431B69

#431B69 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.6% C 0.129 H 303.3°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#431B69
RGB	rgb(67, 27, 105)
HSL	hsl(271, 59%, 26%)
HSV	hsv(271, 74%, 41%)
CMYK	cmyk(36.2%, 74.3%, 0%, 58.8%)
CIE-LAB	lab(20.03, 35.18, -38.01)
CIE-LCH	lch(20.03, 51.79, 312.79°)
OKLab	oklab(32.62% 0.0711 -0.1081)
OKLCH	oklch(32.62% 0.129 303.3)
XYZ	xyz(5.2559, 2.9971, 13.6635)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B69 #41691B

analogous

#1C1B69 #431B69 #691B68

triadic

#431B69 #69431B #1B6943

tetradic

#431B69 #691C1B #41691B #1B6869

square

#431B69 #691C1B #41691B #1B6869

split-complementary

#431B69 #68691B #1B691C

monochromatic

#100618 #240E38 #431B69 #62289A #8134CA

Accessibility & contrast

On white

13.13

#431B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#431B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B69

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B69	#FFFFFF	#000000	##FFFFFF
##431B69	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306B

Deuteranopia (green-blind)

#003067

Tritanopia (blue-blind)

#3B2D40

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #431b69;
/* rgb */ color: rgb(67, 27, 105);
/* oklch */ color: oklch(32.6% 0.129 303.3);

Tailwind

colors: {
  custom: {
    50: '#7b5b94',
    500: '#431b69',
    950: '#000000',
  },
}

SCSS

$custom: #431b69;
$custom-light: #7b5b94;
$custom-dark: #000000;

JSON

{
  "hex": "#431b69",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 105
  },
  "hsl": {
    "h": 270.769,
    "s": 59.091,
    "l": 25.882
  },
  "oklch": {
    "l": 0.32622,
    "c": 0.12942,
    "h": 303.3
  },
  "luminance": 0.02997
}

Semantic roles & 50–950 ramp

primary

#431B69

secondary

#6F9E42

accent

#E24692

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #431B69

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

Preview Lab → · Contrast checker → · Palette generator →