#401D9E#401D9E

#401D9E is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.6% C 0.189 H 285.3°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#401D9E
RGB	rgb(64, 29, 158)
HSL	hsl(256, 69%, 37%)
HSV	hsv(256, 82%, 62%)
CMYK	cmyk(59.5%, 81.6%, 0%, 38%)
CIE-LAB	lab(25.07, 48.53, -63.18)
CIE-LCH	lch(25.07, 79.67, 307.53°)
OKLab	oklab(37.61% 0.0497 -0.182)
OKLCH	oklch(37.61% 0.189 285.3)
XYZ	xyz(8.7234, 4.4368, 32.7378)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401D9E #7B9E1D

analogous

#1D3B9E #401D9E #811D9E

triadic

#401D9E #9E401D #1D9E40

tetradic

#401D9E #9E1D3B #7B9E1D #1D9E81

square

#401D9E #9E1D3B #7B9E1D #1D9E81

split-complementary

#401D9E #9E811D #3B9E1D

monochromatic

#160A37 #2B146A #401D9E #5526D2 #7B56E0

Accessibility & contrast

On white

11.13

#401D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#401D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401D9E

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401D9E	#FFFFFF	#000000	##FFFFFF
##401D9E	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA2

Deuteranopia (green-blind)

#00379C

Tritanopia (blue-blind)

#08445E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #401d9e;
/* rgb */ color: rgb(64, 29, 158);
/* oklch */ color: oklch(37.6% 0.189 285.3);

Tailwind

colors: {
  custom: {
    50: '#815fbc',
    500: '#401d9e',
    950: '#000000',
  },
}

SCSS

$custom: #401d9e;
$custom-light: #815fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#401d9e",
  "rgb": {
    "r": 64,
    "g": 29,
    "b": 158
  },
  "hsl": {
    "h": 256.279,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37609,
    "c": 0.18872,
    "h": 285.3
  },
  "luminance": 0.04437
}

Semantic roles & 50–950 ramp

primary

#401D9E

secondary

#A5C354

accent

#EC3CBC

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #401D9E

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

Preview Lab → · Contrast checker → · Palette generator →