#401F8B#401F8B

#401F8B is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.9% C 0.165 H 289.2°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#401F8B
RGB	rgb(64, 31, 139)
HSL	hsl(258, 64%, 33%)
HSV	hsv(258, 78%, 55%)
CMYK	cmyk(54%, 77.7%, 0%, 45.5%)
CIE-LAB	lab(23.45, 42.13, -54.12)
CIE-LCH	lch(23.45, 68.58, 307.90°)
OKLab	oklab(35.9% 0.0543 -0.1556)
OKLCH	oklch(35.9% 0.165 289.2)
XYZ	xyz(7.2632, 3.9337, 24.7977)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401F8B #6A8B1F

analogous

#1F348B #401F8B #761F8B

triadic

#401F8B #8B401F #1F8B40

tetradic

#401F8B #8B1F34 #6A8B1F #1F8B76

square

#401F8B #8B1F34 #6A8B1F #1F8B76

split-complementary

#401F8B #8B761F #348B1F

monochromatic

#120927 #291459 #401F8B #572ABD #774DD7

Accessibility & contrast

On white

11.75

#401F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#401F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401F8B

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401F8B	#FFFFFF	#000000	##FFFFFF
##401F8B	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003589

Tritanopia (blue-blind)

#233D54

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #401f8b;
/* rgb */ color: rgb(64, 31, 139);
/* oklch */ color: oklch(35.9% 0.165 289.2);

Tailwind

colors: {
  custom: {
    50: '#7e5fae',
    500: '#401f8b',
    950: '#000000',
  },
}

SCSS

$custom: #401f8b;
$custom-light: #7e5fae;
$custom-dark: #000000;

JSON

{
  "hex": "#401f8b",
  "rgb": {
    "r": 64,
    "g": 31,
    "b": 139
  },
  "hsl": {
    "h": 258.333,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35902,
    "c": 0.16478,
    "h": 289.2
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#401F8B

secondary

#98BA4C

accent

#E741B4

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #401F8B

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

Preview Lab → · Contrast checker → · Palette generator →