#401CBB#401CBB

#401CBB is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.7% C 0.222 H 280.4°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#401CBB
RGB	rgb(64, 28, 187)
HSL	hsl(254, 74%, 42%)
HSV	hsv(254, 85%, 73%)
CMYK	cmyk(65.8%, 85%, 0%, 26.7%)
CIE-LAB	lab(28.13, 57.04, -75.55)
CIE-LCH	lch(28.13, 94.67, 307.05°)
OKLab	oklab(40.66% 0.0402 -0.218)
OKLCH	oklch(40.66% 0.222 280.4)
XYZ	xyz(11.4964, 5.5074, 47.4613)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401CBB #97BB1C

analogous

#1C48BB #401CBB #901CBB

triadic

#401CBB #BB401C #1CBB40

tetradic

#401CBB #BB1C48 #97BB1C #1CBB90

square

#401CBB #BB1C48 #97BB1C #1CBB90

split-complementary

#401CBB #BB901C #48BB1C

monochromatic

#1C0C51 #2E1486 #401CBB #5B34E1 #8669E9

Accessibility & contrast

On white

9.99

#401CBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#401CBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401CBB

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401CBB	#FFFFFF	#000000	##FFFFFF
##401CBB	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048BF

Deuteranopia (green-blind)

#003CB8

Tritanopia (blue-blind)

#00506F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #401cbb;
/* rgb */ color: rgb(64, 28, 187);
/* oklch */ color: oklch(40.7% 0.222 280.4);

Tailwind

colors: {
  custom: {
    50: '#8760d1',
    500: '#401cbb',
    950: '#000000',
  },
}

SCSS

$custom: #401cbb;
$custom-light: #8760d1;
$custom-dark: #000000;

JSON

{
  "hex": "#401cbb",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 187
  },
  "hsl": {
    "h": 253.585,
    "s": 73.953,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4066,
    "c": 0.22171,
    "h": 280.4
  },
  "luminance": 0.05508
}

Semantic roles & 50–950 ramp

primary

#401CBB

secondary

#B6CE65

accent

#F137C7

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0514

muted

#7E7A83

Preview Lab

Preview with #401CBB

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

Preview Lab → · Contrast checker → · Palette generator →