#401BBC#401BBC

#401BBC is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.7% C 0.223 H 280.4°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#401BBC
RGB	rgb(64, 27, 188)
HSL	hsl(254, 75%, 42%)
HSV	hsv(254, 86%, 74%)
CMYK	cmyk(66%, 85.6%, 0%, 26.3%)
CIE-LAB	lab(28.12, 57.68, -76.16)
CIE-LCH	lch(28.12, 95.54, 307.14°)
OKLab	oklab(40.69% 0.0402 -0.2198)
OKLCH	oklch(40.69% 0.223 280.4)
XYZ	xyz(11.5805, 5.5038, 48.0193)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401BBC #97BC1B

analogous

#1B46BC #401BBC #911BBC

triadic

#401BBC #BC401B #1BBC40

tetradic

#401BBC #BC1B46 #97BC1B #1BBC91

square

#401BBC #BC1B46 #97BC1B #1BBC91

split-complementary

#401BBC #BC911B #46BC1B

monochromatic

#1C0C51 #2E1386 #401BBC #5B33E2 #8668E9

Accessibility & contrast

On white

10.00

#401BBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#401BBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401BBC

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401BBC	#FFFFFF	#000000	##FFFFFF
##401BBC	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C0

Deuteranopia (green-blind)

#003CB9

Tritanopia (blue-blind)

#005070

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #401bbc;
/* rgb */ color: rgb(64, 27, 188);
/* oklch */ color: oklch(40.7% 0.223 280.4);

Tailwind

colors: {
  custom: {
    50: '#8760d2',
    500: '#401bbc',
    950: '#000000',
  },
}

SCSS

$custom: #401bbc;
$custom-light: #8760d2;
$custom-dark: #000000;

JSON

{
  "hex": "#401bbc",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 188
  },
  "hsl": {
    "h": 253.789,
    "s": 74.884,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40686,
    "c": 0.22343,
    "h": 280.4
  },
  "luminance": 0.05505
}

Semantic roles & 50–950 ramp

primary

#401BBC

secondary

#B6CF64

accent

#F236C6

background

#F9F5FD

surface

#F1EAFA

border

#CBC6D3

text

#0D0514

muted

#7E7983

Preview Lab

Preview with #401BBC

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

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