#4B128F#4B128F

#4B128F is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.3% C 0.181 H 296.1°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#4B128F
RGB	rgb(75, 18, 143)
HSL	hsl(267, 78%, 32%)
HSV	hsv(267, 87%, 56%)
CMYK	cmyk(47.6%, 87.4%, 0%, 43.9%)
CIE-LAB	lab(23.38, 50.08, -56.68)
CIE-LCH	lch(23.38, 75.63, 311.46°)
OKLab	oklab(36.28% 0.0797 -0.1626)
OKLCH	oklch(36.28% 0.181 296.1)
XYZ	xyz(8.0745, 3.9114, 26.3108)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B128F #568F12

analogous

#12188F #4B128F #8A128F

triadic

#4B128F #8F4B12 #128F4B

tetradic

#4B128F #8F1218 #568F12 #128F8A

square

#4B128F #8F1218 #568F12 #128F8A

split-complementary

#4B128F #8F8A12 #188F12

monochromatic

#120422 #2E0B59 #4B128F #6819C5 #8636E6

Accessibility & contrast

On white

11.78

#4B128F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#4B128F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B128F

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B128F	#FFFFFF	#000000	##FFFFFF
##4B128F	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003892

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#373954

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #4b128f;
/* rgb */ color: rgb(75, 18, 143);
/* oklch */ color: oklch(36.3% 0.181 296.1);

Tailwind

colors: {
  custom: {
    50: '#855ab1',
    500: '#4b128f',
    950: '#000000',
  },
}

SCSS

$custom: #4b128f;
$custom-light: #855ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b128f",
  "rgb": {
    "r": 75,
    "g": 18,
    "b": 143
  },
  "hsl": {
    "h": 267.36,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.36278,
    "c": 0.18107,
    "h": 296.1
  },
  "luminance": 0.03912
}

Semantic roles & 50–950 ramp

primary

#4B128F

secondary

#84C33A

accent

#F4349C

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4B128F

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

Preview Lab → · Contrast checker → · Palette generator →