#401DBB#401DBB

#401DBB is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 40.7% C 0.221 H 280.4°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#401DBB
RGB	rgb(64, 29, 187)
HSL	hsl(253, 73%, 42%)
HSV	hsv(253, 84%, 73%)
CMYK	cmyk(65.8%, 84.5%, 0%, 26.7%)
CIE-LAB	lab(28.26, 56.66, -75.34)
CIE-LCH	lch(28.26, 94.27, 306.95°)
OKLab	oklab(40.75% 0.0398 -0.2174)
OKLCH	oklch(40.75% 0.221 280.4)
XYZ	xyz(11.5205, 5.5556, 47.4693)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401DBB #98BB1D

analogous

#1D49BB #401DBB #8F1DBB

triadic

#401DBB #BB401D #1DBB40

tetradic

#401DBB #BB1D49 #98BB1D #1DBB8F

square

#401DBB #BB1D49 #98BB1D #1DBB8F

split-complementary

#401DBB #BB8F1D #49BB1D

monochromatic

#1C0D51 #2E1586 #401DBB #5B35E0 #866AE8

Accessibility & contrast

On white

9.95

#401DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#401DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401DBB

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401DBB	#FFFFFF	#000000	##FFFFFF
##401DBB	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048BF

Deuteranopia (green-blind)

#003DB8

Tritanopia (blue-blind)

#00506F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #401dbb;
/* rgb */ color: rgb(64, 29, 187);
/* oklch */ color: oklch(40.7% 0.221 280.4);

Tailwind

colors: {
  custom: {
    50: '#8761d1',
    500: '#401dbb',
    950: '#000000',
  },
}

SCSS

$custom: #401dbb;
$custom-light: #8761d1;
$custom-dark: #000000;

JSON

{
  "hex": "#401dbb",
  "rgb": {
    "r": 64,
    "g": 29,
    "b": 187
  },
  "hsl": {
    "h": 253.291,
    "s": 73.148,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40748,
    "c": 0.22105,
    "h": 280.4
  },
  "luminance": 0.05557
}

Semantic roles & 50–950 ramp

primary

#401DBB

secondary

#B7CE66

accent

#F038C7

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0514

muted

#7E7A83

Preview Lab

Preview with #401DBB

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

Preview Lab → · Contrast checker → · Palette generator →