#401B5D#401B5D

#401B5D is a dark, moderate violet. Relative luminance 0.027; OKLCH L 31.2% C 0.114 H 306.6°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#401B5D
RGB	rgb(64, 27, 93)
HSL	hsl(274, 55%, 24%)
HSV	hsv(274, 71%, 36%)
CMYK	cmyk(31.2%, 71%, 0%, 63.5%)
CIE-LAB	lab(18.65, 31.30, -32.36)
CIE-LCH	lch(18.65, 45.02, 314.04°)
OKLab	oklab(31.24% 0.0682 -0.0917)
OKLCH	oklch(31.24% 0.114 306.6)
XYZ	xyz(4.4816, 2.6642, 10.6320)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B5D #385D1B

analogous

#1F1B5D #401B5D #5D1B59

triadic

#401B5D #5D401B #1B5D40

tetradic

#401B5D #5D1F1B #385D1B #1B595D

square

#401B5D #5D1F1B #385D1B #1B595D

split-complementary

#401B5D #595D1B #1B5D1F

monochromatic

#100718 #1F0D2E #401B5D #61298C #8137BC

Accessibility & contrast

On white

13.70

#401B5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#401B5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B5D

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B5D	#FFFFFF	#000000	##FFFFFF
##401B5D	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5F

Deuteranopia (green-blind)

#0B2E5C

Tritanopia (blue-blind)

#3B2939

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #401b5d;
/* rgb */ color: rgb(64, 27, 93);
/* oklch */ color: oklch(31.2% 0.114 306.6);

Tailwind

colors: {
  custom: {
    50: '#785a8b',
    500: '#401b5d',
    950: '#000000',
  },
}

SCSS

$custom: #401b5d;
$custom-light: #785a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#401b5d",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 93
  },
  "hsl": {
    "h": 273.636,
    "s": 55,
    "l": 23.529
  },
  "oklch": {
    "l": 0.31235,
    "c": 0.11427,
    "h": 306.6
  },
  "luminance": 0.02664
}

Semantic roles & 50–950 ramp

primary

#401B5D

secondary

#659341

accent

#DE498B

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #401B5D

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

Preview Lab → · Contrast checker → · Palette generator →