#4B309A#4B309A

#4B309A is a dark, vivid violet. Relative luminance 0.059; OKLCH L 40.7% C 0.163 H 288.7°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#4B309A
RGB	rgb(75, 48, 154)
HSL	hsl(255, 52%, 40%)
HSV	hsv(255, 69%, 60%)
CMYK	cmyk(51.3%, 68.8%, 0%, 39.6%)
CIE-LAB	lab(29.27, 39.26, -53.80)
CIE-LCH	lch(29.27, 66.61, 306.12°)
OKLab	oklab(40.73% 0.0523 -0.1544)
OKLCH	oklch(40.73% 0.163 288.7)
XYZ	xyz(9.7896, 5.9424, 31.1968)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B309A #7F9A30

analogous

#304A9A #4B309A #80309A

triadic

#4B309A #9A4B30 #309A4B

tetradic

#4B309A #9A304A #7F9A30 #309A80

square

#4B309A #9A304A #7F9A30 #309A80

split-complementary

#4B309A #9A8030 #4A9A30

monochromatic

#1E133D #34216B #4B309A #6443C4 #8A72D3

Accessibility & contrast

On white

9.60

#4B309A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#4B309A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B309A

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B309A	#FFFFFF	#000000	##FFFFFF
##4B309A	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479D

Deuteranopia (green-blind)

#004298

Tritanopia (blue-blind)

#2F4B61

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4b309a;
/* rgb */ color: rgb(75, 48, 154);
/* oklch */ color: oklch(40.7% 0.163 288.7);

Tailwind

colors: {
  custom: {
    50: '#856ab9',
    500: '#4b309a',
    950: '#000000',
  },
}

SCSS

$custom: #4b309a;
$custom-light: #856ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b309a",
  "rgb": {
    "r": 75,
    "g": 48,
    "b": 154
  },
  "hsl": {
    "h": 255.283,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.40727,
    "c": 0.16299,
    "h": 288.7
  },
  "luminance": 0.05943
}

Semantic roles & 50–950 ramp

primary

#4B309A

secondary

#A6BB6B

accent

#DC4CB7

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0711

muted

#7D7A80

Preview Lab

Preview with #4B309A

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

Preview Lab → · Contrast checker → · Palette generator →