#6B309B#6B309B

#6B309B is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.4% C 0.168 H 305.9°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#6B309B
RGB	rgb(107, 48, 155)
HSL	hsl(273, 53%, 40%)
HSV	hsv(273, 69%, 61%)
CMYK	cmyk(31%, 69%, 0%, 39.2%)
CIE-LAB	lab(33.15, 46.00, -47.93)
CIE-LCH	lch(33.15, 66.43, 313.82°)
OKLab	oklab(44.39% 0.0984 -0.136)
OKLCH	oklch(44.39% 0.168 305.9)
XYZ	xyz(13.0355, 7.6064, 31.7854)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B309B #609B30

analogous

#36309B #6B309B #9B3096

triadic

#6B309B #9B6B30 #309B6B

tetradic

#6B309B #9B3630 #609B30 #30969B

square

#6B309B #9B3630 #609B30 #30969B

split-complementary

#6B309B #969B30 #309B36

monochromatic

#2A133E #4B226C #6B309B #8B43C5 #A872D3

Accessibility & contrast

On white

8.33

#6B309B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#6B309B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B309B

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B309B	#FFFFFF	#000000	##FFFFFF
##6B309B	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9E

Deuteranopia (green-blind)

#0F4E99

Tritanopia (blue-blind)

#634861

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #6b309b;
/* rgb */ color: rgb(107, 48, 155);
/* oklch */ color: oklch(44.4% 0.168 305.9);

Tailwind

colors: {
  custom: {
    50: '#996db9',
    500: '#6b309b',
    950: '#000000',
  },
}

SCSS

$custom: #6b309b;
$custom-light: #996db9;
$custom-dark: #000000;

JSON

{
  "hex": "#6b309b",
  "rgb": {
    "r": 107,
    "g": 48,
    "b": 155
  },
  "hsl": {
    "h": 273.084,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44392,
    "c": 0.16787,
    "h": 305.9
  },
  "luminance": 0.07606
}

Semantic roles & 50–950 ramp

primary

#6B309B

secondary

#8FBB6C

accent

#DC4C8C

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #6B309B

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

Preview Lab → · Contrast checker → · Palette generator →