#4B1878#4B1878

#4B1878 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.152 H 303.2°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#4B1878
RGB	rgb(75, 24, 120)
HSL	hsl(272, 67%, 28%)
HSV	hsv(272, 80%, 47%)
CMYK	cmyk(37.5%, 80%, 0%, 52.9%)
CIE-LAB	lab(21.96, 42.06, -44.50)
CIE-LCH	lch(21.96, 61.23, 313.39°)
OKLab	oklab(34.63% 0.0831 -0.1269)
OKLCH	oklch(34.63% 0.152 303.2)
XYZ	xyz(6.6177, 3.5052, 18.0936)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.37

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1878 #457818

analogous

#1B1878 #4B1878 #781875

triadic

#4B1878 #784B18 #18784B

tetradic

#4B1878 #781B18 #457818 #187578

square

#4B1878 #781B18 #457818 #187578

split-complementary

#4B1878 #757818 #18781B

monochromatic

#10051A #2B0E45 #4B1878 #6B22AB #8A34D6

Accessibility & contrast

On white

12.35

#4B1878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#4B1878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1878

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1878	#FFFFFF	#000000	##FFFFFF
##4B1878	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347B

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#423147

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #4b1878;
/* rgb */ color: rgb(75, 24, 120);
/* oklch */ color: oklch(34.6% 0.152 303.2);

Tailwind

colors: {
  custom: {
    50: '#825ba0',
    500: '#4b1878',
    950: '#000000',
  },
}

SCSS

$custom: #4b1878;
$custom-light: #825ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1878",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 120
  },
  "hsl": {
    "h": 271.875,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34632,
    "c": 0.15169,
    "h": 303.2
  },
  "luminance": 0.03505
}

Semantic roles & 50–950 ramp

primary

#4B1878

secondary

#72AD3F

accent

#EA3E8F

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040F

muted

#7C797E

Preview Lab

Preview with #4B1878

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

Preview Lab → · Contrast checker → · Palette generator →