#4B137D#4B137D

#4B137D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.6% C 0.162 H 302.0°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#4B137D
RGB	rgb(75, 19, 125)
HSL	hsl(272, 74%, 28%)
HSV	hsv(272, 85%, 49%)
CMYK	cmyk(40%, 84.8%, 0%, 51%)
CIE-LAB	lab(21.73, 45.28, -48.06)
CIE-LCH	lch(21.73, 66.03, 313.29°)
OKLab	oklab(34.61% 0.0857 -0.1373)
OKLCH	oklch(34.61% 0.162 302)
XYZ	xyz(6.8353, 3.4422, 19.7024)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.19

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B137D #457D13

analogous

#16137D #4B137D #7D137A

triadic

#4B137D #7D4B13 #137D4B

tetradic

#4B137D #7D1613 #457D13 #137A7D

square

#4B137D #7D1613 #457D13 #137A7D

split-complementary

#4B137D #7A7D13 #137D16

monochromatic

#10041B #2B0B48 #4B137D #6B1BB2 #8A2CDF

Accessibility & contrast

On white

12.44

#4B137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#4B137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B137D

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B137D	#FFFFFF	#000000	##FFFFFF
##4B137D	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#00347B

Tritanopia (blue-blind)

#403149

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #4b137d;
/* rgb */ color: rgb(75, 19, 125);
/* oklch */ color: oklch(34.6% 0.162 302.0);

Tailwind

colors: {
  custom: {
    50: '#8359a4',
    500: '#4b137d',
    950: '#000000',
  },
}

SCSS

$custom: #4b137d;
$custom-light: #8359a4;
$custom-dark: #000000;

JSON

{
  "hex": "#4b137d",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 271.698,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34613,
    "c": 0.16189,
    "h": 302
  },
  "luminance": 0.03442
}

Semantic roles & 50–950 ramp

primary

#4B137D

secondary

#72B339

accent

#F0388F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B137D

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

Preview Lab → · Contrast checker → · Palette generator →