#431B4F#431B4F

#431B4F is a dark, moderate purple. Relative luminance 0.025; OKLCH L 30.6% C 0.099 H 317.7°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#431B4F
RGB	rgb(67, 27, 79)
HSL	hsl(286, 49%, 21%)
HSV	hsv(286, 66%, 31%)
CMYK	cmyk(15.2%, 65.8%, 0%, 69%)
CIE-LAB	lab(18.11, 28.60, -23.79)
CIE-LCH	lch(18.11, 37.20, 320.24°)
OKLab	oklab(30.62% 0.0731 -0.0665)
OKLCH	oklch(30.62% 0.099 317.7)
XYZ	xyz(4.1178, 2.5418, 7.6693)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B4F #274F1B

analogous

#291B4F #431B4F #4F1B41

triadic

#431B4F #4F431B #1B4F43

tetradic

#431B4F #4F291B #274F1B #1B414F

square

#431B4F #4F291B #274F1B #1B414F

split-complementary

#431B4F #414F1B #1B4F29

monochromatic

#130817 #1C0B21 #431B4F #6A2B7D #903AAA

Accessibility & contrast

On white

13.92

#431B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#431B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B4F

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B4F	#FFFFFF	#000000	##FFFFFF
##431B4F	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2A51

Deuteranopia (green-blind)

#1D2E4E

Tritanopia (blue-blind)

#432432

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #431b4f;
/* rgb */ color: rgb(67, 27, 79);
/* oklch */ color: oklch(30.6% 0.099 317.7);

Tailwind

colors: {
  custom: {
    50: '#795a80',
    500: '#431b4f',
    950: '#000000',
  },
}

SCSS

$custom: #431b4f;
$custom-light: #795a80;
$custom-dark: #000000;

JSON

{
  "hex": "#431b4f",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 79
  },
  "hsl": {
    "h": 286.154,
    "s": 49.057,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30623,
    "c": 0.09882,
    "h": 317.7
  },
  "luminance": 0.02542
}

Semantic roles & 50–950 ramp

primary

#431B4F

secondary

#518541

accent

#D94F6F

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09040A

muted

#7B797C

Preview Lab

Preview with #431B4F

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

Preview Lab → · Contrast checker → · Palette generator →