#401D9D#401D9D

#401D9D is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.188 H 285.5°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#401D9D
RGB	rgb(64, 29, 157)
HSL	hsl(256, 69%, 36%)
HSV	hsv(256, 82%, 62%)
CMYK	cmyk(59.2%, 81.5%, 0%, 38.4%)
CIE-LAB	lab(24.96, 48.25, -62.75)
CIE-LCH	lch(24.96, 79.15, 307.56°)
OKLab	oklab(37.5% 0.0501 -0.1808)
OKLCH	oklch(37.5% 0.188 285.5)
XYZ	xyz(8.6377, 4.4025, 32.2864)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401D9D #7A9D1D

analogous

#1D3A9D #401D9D #801D9D

triadic

#401D9D #9D401D #1D9D40

tetradic

#401D9D #9D1D3A #7A9D1D #1D9D80

square

#401D9D #9D1D3A #7A9D1D #1D9D80

split-complementary

#401D9D #9D801D #3A9D1D

monochromatic

#160A36 #2B1369 #401D9D #5527D1 #7B55E0

Accessibility & contrast

On white

11.17

#401D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#401D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401D9D

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401D9D	#FFFFFF	#000000	##FFFFFF
##401D9D	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA0

Deuteranopia (green-blind)

#00379B

Tritanopia (blue-blind)

#0A445E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #401d9d;
/* rgb */ color: rgb(64, 29, 157);
/* oklch */ color: oklch(37.5% 0.188 285.5);

Tailwind

colors: {
  custom: {
    50: '#815fbb',
    500: '#401d9d',
    950: '#000000',
  },
}

SCSS

$custom: #401d9d;
$custom-light: #815fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#401d9d",
  "rgb": {
    "r": 64,
    "g": 29,
    "b": 157
  },
  "hsl": {
    "h": 256.406,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37504,
    "c": 0.18759,
    "h": 285.5
  },
  "luminance": 0.04403
}

Semantic roles & 50–950 ramp

primary

#401D9D

secondary

#A4C353

accent

#EC3CBC

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #401D9D

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

Preview Lab → · Contrast checker → · Palette generator →