#431E55#431E55

#431E55 is a dark, moderate purple. Relative luminance 0.028; OKLCH L 31.5% C 0.101 H 313.1°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#431E55
RGB	rgb(67, 30, 85)
HSL	hsl(280, 48%, 23%)
HSV	hsv(280, 65%, 33%)
CMYK	cmyk(21.2%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(19.13, 28.35, -26.21)
CIE-LCH	lch(19.13, 38.62, 317.25°)
OKLab	oklab(31.5% 0.0689 -0.0735)
OKLCH	oklch(31.5% 0.101 313.1)
XYZ	xyz(4.4184, 2.7778, 8.8960)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431E55 #30551E

analogous

#281E55 #431E55 #551E4B

triadic

#431E55 #55431E #1E5543

tetradic

#431E55 #55281E #30551E #1E4B55

square

#431E55 #55281E #30551E #1E4B55

split-complementary

#431E55 #4B551E #1E5528

monochromatic

#120817 #1F0E28 #431E55 #672E82 #8A3EAF

Accessibility & contrast

On white

13.50

#431E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#431E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431E55

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431E55	#FFFFFF	#000000	##FFFFFF
##431E55	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C2C57

Deuteranopia (green-blind)

#1B2F54

Tritanopia (blue-blind)

#412836

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #431e55;
/* rgb */ color: rgb(67, 30, 85);
/* oklch */ color: oklch(31.5% 0.101 313.1);

Tailwind

colors: {
  custom: {
    50: '#795c85',
    500: '#431e55',
    950: '#000000',
  },
}

SCSS

$custom: #431e55;
$custom-light: #795c85;
$custom-dark: #000000;

JSON

{
  "hex": "#431e55",
  "rgb": {
    "r": 67,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 280.364,
    "s": 47.826,
    "l": 22.549
  },
  "oklch": {
    "l": 0.31497,
    "c": 0.10077,
    "h": 313.1
  },
  "luminance": 0.02778
}

Semantic roles & 50–950 ramp

primary

#431E55

secondary

#5B8A45

accent

#D7507D

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #431E55

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

Preview Lab → · Contrast checker → · Palette generator →