#4B1FA0#4B1FA0

#4B1FA0 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.1% C 0.189 H 290.2°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#4B1FA0
RGB	rgb(75, 31, 160)
HSL	hsl(260, 68%, 37%)
HSV	hsv(260, 81%, 63%)
CMYK	cmyk(53.1%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(26.77, 49.57, -61.55)
CIE-LCH	lch(26.77, 79.03, 308.85°)
OKLab	oklab(39.14% 0.0652 -0.1769)
OKLCH	oklch(39.14% 0.189 290.2)
XYZ	xyz(9.7350, 5.0135, 33.7056)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1FA0 #74A01F

analogous

#1F34A0 #4B1FA0 #8B1FA0

triadic

#4B1FA0 #A04B1F #1FA04B

tetradic

#4B1FA0 #A01F34 #74A01F #1FA08B

square

#4B1FA0 #A01F34 #74A01F #1FA08B

split-complementary

#4B1FA0 #A08B1F #34A01F

monochromatic

#1B0B39 #33156D #4B1FA0 #6329D3 #885ADF

Accessibility & contrast

On white

10.49

#4B1FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#4B1FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1FA0

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1FA0	#FFFFFF	#000000	##FFFFFF
##4B1FA0	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A4

Deuteranopia (green-blind)

#003C9E

Tritanopia (blue-blind)

#2B4560

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #4b1fa0;
/* rgb */ color: rgb(75, 31, 160);
/* oklch */ color: oklch(39.1% 0.189 290.2);

Tailwind

colors: {
  custom: {
    50: '#8761bd',
    500: '#4b1fa0',
    950: '#000000',
  },
}

SCSS

$custom: #4b1fa0;
$custom-light: #8761bd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1fa0",
  "rgb": {
    "r": 75,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 260.465,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39135,
    "c": 0.18857,
    "h": 290.2
  },
  "luminance": 0.05014
}

Semantic roles & 50–950 ramp

primary

#4B1FA0

secondary

#9EC358

accent

#EA3DAF

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #4B1FA0

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

Preview Lab → · Contrast checker → · Palette generator →