#4B308F#4B308F

#4B308F is a dark, vivid violet. Relative luminance 0.056; OKLCH L 39.8% C 0.149 H 291.2°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#4B308F
RGB	rgb(75, 48, 143)
HSL	hsl(257, 50%, 37%)
HSV	hsv(257, 66%, 56%)
CMYK	cmyk(47.6%, 66.4%, 0%, 43.9%)
CIE-LAB	lab(28.36, 35.97, -48.53)
CIE-LCH	lch(28.36, 60.41, 306.55°)
OKLab	oklab(39.79% 0.0538 -0.1389)
OKLCH	oklch(39.79% 0.149 291.2)
XYZ	xyz(8.9151, 5.5926, 26.5910)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B308F #748F30

analogous

#30448F #4B308F #7B308F

triadic

#4B308F #8F4B30 #308F4B

tetradic

#4B308F #8F3044 #748F30 #308F7B

square

#4B308F #8F3044 #748F30 #308F7B

split-complementary

#4B308F #8F7B30 #448F30

monochromatic

#1B1133 #332161 #4B308F #633FBD #886CCE

Accessibility & contrast

On white

9.91

#4B308F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#4B308F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B308F

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B308F	#FFFFFF	#000000	##FFFFFF
##4B308F	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004492

Deuteranopia (green-blind)

#00418D

Tritanopia (blue-blind)

#36475B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4b308f;
/* rgb */ color: rgb(75, 48, 143);
/* oklch */ color: oklch(39.8% 0.149 291.2);

Tailwind

colors: {
  custom: {
    50: '#836ab1',
    500: '#4b308f',
    950: '#000000',
  },
}

SCSS

$custom: #4b308f;
$custom-light: #836ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b308f",
  "rgb": {
    "r": 75,
    "g": 48,
    "b": 143
  },
  "hsl": {
    "h": 257.053,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39791,
    "c": 0.14893,
    "h": 291.2
  },
  "luminance": 0.05593
}

Semantic roles & 50–950 ramp

primary

#4B308F

secondary

#9EB566

accent

#D94FB2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0611

muted

#7C7A80

Preview Lab

Preview with #4B308F

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

Preview Lab → · Contrast checker → · Palette generator →