#4B309B#4B309B

#4B309B is a dark, vivid violet. Relative luminance 0.060; OKLCH L 40.8% C 0.164 H 288.5°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#4B309B
RGB	rgb(75, 48, 155)
HSL	hsl(255, 53%, 40%)
HSV	hsv(255, 69%, 61%)
CMYK	cmyk(51.6%, 69%, 0%, 39.2%)
CIE-LAB	lab(29.35, 39.56, -54.28)
CIE-LCH	lch(29.35, 67.16, 306.09°)
OKLab	oklab(40.81% 0.0521 -0.1557)
OKLCH	oklch(40.81% 0.164 288.5)
XYZ	xyz(9.8733, 5.9759, 31.6372)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B309B #809B30

analogous

#304B9B #4B309B #80309B

triadic

#4B309B #9B4B30 #309B4B

tetradic

#4B309B #9B304B #809B30 #309B80

square

#4B309B #9B304B #809B30 #309B80

split-complementary

#4B309B #9B8030 #4B9B30

monochromatic

#1E133E #34226C #4B309B #6443C5 #8B72D3

Accessibility & contrast

On white

9.57

#4B309B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#4B309B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B309B

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B309B	#FFFFFF	#000000	##FFFFFF
##4B309B	1.00	9.57	2.20	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004299

Tritanopia (blue-blind)

#2E4B61

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4b309b;
/* rgb */ color: rgb(75, 48, 155);
/* oklch */ color: oklch(40.8% 0.164 288.5);

Tailwind

colors: {
  custom: {
    50: '#856ab9',
    500: '#4b309b',
    950: '#000000',
  },
}

SCSS

$custom: #4b309b;
$custom-light: #856ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b309b",
  "rgb": {
    "r": 75,
    "g": 48,
    "b": 155
  },
  "hsl": {
    "h": 255.14,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40814,
    "c": 0.16424,
    "h": 288.5
  },
  "luminance": 0.05976
}

Semantic roles & 50–950 ramp

primary

#4B309B

secondary

#A7BB6C

accent

#DC4CB8

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0712

muted

#7D7A81

Preview Lab

Preview with #4B309B

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

Preview Lab → · Contrast checker → · Palette generator →