#4B1F90#4B1F90

#4B1F90 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.6% C 0.171 H 294.3°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#4B1F90
RGB	rgb(75, 31, 144)
HSL	hsl(263, 65%, 34%)
HSV	hsv(263, 78%, 56%)
CMYK	cmyk(47.9%, 78.5%, 0%, 43.5%)
CIE-LAB	lab(25.23, 45.23, -54.26)
CIE-LCH	lch(25.23, 70.64, 309.81°)
OKLab	oklab(37.59% 0.0702 -0.1556)
OKLCH	oklch(37.59% 0.171 294.3)
XYZ	xyz(8.4243, 4.4892, 26.8028)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1F90 #64901F

analogous

#1F2C90 #4B1F90 #841F90

triadic

#4B1F90 #904B1F #1F904B

tetradic

#4B1F90 #901F2C #64901F #1F9084

square

#4B1F90 #901F2C #64901F #1F9084

split-complementary

#4B1F90 #90841F #2C901F

monochromatic

#17092B #31145E #4B1F90 #652AC2 #8650D9

Accessibility & contrast

On white

11.07

#4B1F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#4B1F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1F90

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1F90	#FFFFFF	#000000	##FFFFFF
##4B1F90	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#003A8E

Tritanopia (blue-blind)

#363E57

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #4b1f90;
/* rgb */ color: rgb(75, 31, 144);
/* oklch */ color: oklch(37.6% 0.171 294.3);

Tailwind

colors: {
  custom: {
    50: '#8560b2',
    500: '#4b1f90',
    950: '#000000',
  },
}

SCSS

$custom: #4b1f90;
$custom-light: #8560b2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1f90",
  "rgb": {
    "r": 75,
    "g": 31,
    "b": 144
  },
  "hsl": {
    "h": 263.363,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37589,
    "c": 0.17071,
    "h": 294.3
  },
  "luminance": 0.04489
}

Semantic roles & 50–950 ramp

primary

#4B1F90

secondary

#92BC4E

accent

#E840A6

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #4B1F90

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

Preview Lab → · Contrast checker → · Palette generator →