#401F9C#401F9C

#401F9C is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.6% C 0.185 H 285.4°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#401F9C
RGB	rgb(64, 31, 156)
HSL	hsl(256, 67%, 37%)
HSV	hsv(256, 80%, 61%)
CMYK	cmyk(59%, 80.1%, 0%, 38.8%)
CIE-LAB	lab(25.17, 47.05, -61.79)
CIE-LCH	lch(25.17, 77.67, 307.29°)
OKLab	oklab(37.62% 0.0491 -0.178)
OKLCH	oklch(37.62% 0.185 285.4)
XYZ	xyz(8.6033, 4.4697, 31.8554)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401F9C #7B9C1F

analogous

#1F3D9C #401F9C #7F1F9C

triadic

#401F9C #9C401F #1F9C40

tetradic

#401F9C #9C1F3D #7B9C1F #1F9C7F

square

#401F9C #9C1F3D #7B9C1F #1F9C7F

split-complementary

#401F9C #9C7F1F #3D9C1F

monochromatic

#160B36 #2B1569 #401F9C #5529CF #7B58DE

Accessibility & contrast

On white

11.09

#401F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#401F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401F9C

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401F9C	#FFFFFF	#000000	##FFFFFF
##401F9C	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9F

Deuteranopia (green-blind)

#00389A

Tritanopia (blue-blind)

#0D445E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #401f9c;
/* rgb */ color: rgb(64, 31, 156);
/* oklch */ color: oklch(37.6% 0.185 285.4);

Tailwind

colors: {
  custom: {
    50: '#8160ba',
    500: '#401f9c',
    950: '#000000',
  },
}

SCSS

$custom: #401f9c;
$custom-light: #8160ba;
$custom-dark: #000000;

JSON

{
  "hex": "#401f9c",
  "rgb": {
    "r": 64,
    "g": 31,
    "b": 156
  },
  "hsl": {
    "h": 255.84,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37617,
    "c": 0.18468,
    "h": 285.4
  },
  "luminance": 0.0447
}

Semantic roles & 50–950 ramp

primary

#401F9C

secondary

#A5C155

accent

#EA3EBC

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #401F9C

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

Preview Lab → · Contrast checker → · Palette generator →