#401B47#401B47

#401B47 is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.6% C 0.088 H 321.0°. Best body text is #FFFFFF at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#401B47
RGB	rgb(64, 27, 71)
HSL	hsl(290, 45%, 19%)
HSV	hsv(290, 62%, 28%)
CMYK	cmyk(9.9%, 62%, 0%, 72.2%)
CIE-LAB	lab(17.13, 25.80, -19.90)
CIE-LCH	lch(17.13, 32.58, 322.36°)
OKLab	oklab(29.64% 0.0683 -0.0552)
OKLCH	oklch(29.64% 0.088 321)
XYZ	xyz(3.6435, 2.3290, 6.2176)
Luminance	0.0233 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B47 #22471B

analogous

#2A1B47 #401B47 #471B38

triadic

#401B47 #47401B #1B4740

tetradic

#401B47 #472A1B #22471B #1B3847

square

#401B47 #472A1B #22471B #1B3847

split-complementary

#401B47 #38471B #1B472A

monochromatic

#140816 #180A1B #401B47 #682C73 #903DA0

Accessibility & contrast

On white

14.33

#401B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#401B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B47

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B47	#FFFFFF	#000000	##FFFFFF
##401B47	1.00	14.33	1.47	14.33
#FFFFFF	14.33	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132748

Deuteranopia (green-blind)

#1F2C46

Tritanopia (blue-blind)

#41212E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #401b47;
/* rgb */ color: rgb(64, 27, 71);
/* oklch */ color: oklch(29.6% 0.088 321.0);

Tailwind

colors: {
  custom: {
    50: '#76597a',
    500: '#401b47',
    950: '#000000',
  },
}

SCSS

$custom: #401b47;
$custom-light: #76597a;
$custom-dark: #000000;

JSON

{
  "hex": "#401b47",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 71
  },
  "hsl": {
    "h": 290.455,
    "s": 44.898,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29644,
    "c": 0.08786,
    "h": 321
  },
  "luminance": 0.02329
}

Semantic roles & 50–950 ramp

primary

#401B47

secondary

#4B7D41

accent

#D55368

background

#F7F5F7

surface

#EDE9ED

border

#C8C5C8

text

#090409

muted

#7B797B

Preview Lab

Preview with #401B47

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

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