#401F9D#401F9D

#401F9D is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.186 H 285.2°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#401F9D
RGB	rgb(64, 31, 157)
HSL	hsl(256, 67%, 37%)
HSV	hsv(256, 80%, 62%)
CMYK	cmyk(59.2%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(25.27, 47.34, -62.23)
CIE-LCH	lch(25.27, 78.19, 307.26°)
OKLab	oklab(37.72% 0.0488 -0.1793)
OKLCH	oklch(37.72% 0.186 285.2)
XYZ	xyz(8.6883, 4.5037, 32.3032)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401F9D #7C9D1F

analogous

#1F3D9D #401F9D #7F1F9D

triadic

#401F9D #9D401F #1F9D40

tetradic

#401F9D #9D1F3D #7C9D1F #1F9D7F

square

#401F9D #9D1F3D #7C9D1F #1F9D7F

split-complementary

#401F9D #9D7F1F #3D9D1F

monochromatic

#160B37 #2B156A #401F9D #5529D0 #7B58DE

Accessibility & contrast

On white

11.05

#401F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#401F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401F9D

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401F9D	#FFFFFF	#000000	##FFFFFF
##401F9D	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA0

Deuteranopia (green-blind)

#00389B

Tritanopia (blue-blind)

#0A445E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #401f9d;
/* rgb */ color: rgb(64, 31, 157);
/* oklch */ color: oklch(37.7% 0.186 285.2);

Tailwind

colors: {
  custom: {
    50: '#8160bb',
    500: '#401f9d',
    950: '#000000',
  },
}

SCSS

$custom: #401f9d;
$custom-light: #8160bb;
$custom-dark: #000000;

JSON

{
  "hex": "#401f9d",
  "rgb": {
    "r": 64,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 255.714,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.3772,
    "c": 0.18584,
    "h": 285.2
  },
  "luminance": 0.04504
}

Semantic roles & 50–950 ramp

primary

#401F9D

secondary

#A6C256

accent

#EA3EBD

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #401F9D

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

Preview Lab → · Contrast checker → · Palette generator →