#6B178C#6B178C

#6B178C is a dark, vivid purple. Relative luminance 0.056; OKLCH L 40.7% C 0.181 H 313.7°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#6B178C
RGB	rgb(107, 23, 140)
HSL	hsl(283, 72%, 32%)
HSV	hsv(283, 84%, 55%)
CMYK	cmyk(23.6%, 83.6%, 0%, 45.1%)
CIE-LAB	lab(28.47, 52.76, -46.30)
CIE-LCH	lch(28.47, 70.20, 318.73°)
OKLab	oklab(40.72% 0.1251 -0.131)
OKLCH	oklch(40.72% 0.181 313.7)
XYZ	xyz(11.1026, 5.6324, 25.3082)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B178C #388C17

analogous

#31178C #6B178C #8C1773

triadic

#6B178C #8C6B17 #178C6B

tetradic

#6B178C #8C3117 #388C17 #17738C

square

#6B178C #8C3117 #388C17 #17738C

split-complementary

#6B178C #738C17 #178C31

monochromatic

#1B0623 #430E57 #6B178C #9320C1 #B23EDF

Accessibility & contrast

On white

9.88

#6B178C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#6B178C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B178C

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B178C	#FFFFFF	#000000	##FFFFFF
##6B178C	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8F

Deuteranopia (green-blind)

#05458A

Tritanopia (blue-blind)

#683553

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #6b178c;
/* rgb */ color: rgb(107, 23, 140);
/* oklch */ color: oklch(40.7% 0.181 313.7);

Tailwind

colors: {
  custom: {
    50: '#9a60ae',
    500: '#6b178c',
    950: '#000000',
  },
}

SCSS

$custom: #6b178c;
$custom-light: #9a60ae;
$custom-dark: #000000;

JSON

{
  "hex": "#6b178c",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 140
  },
  "hsl": {
    "h": 283.077,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40723,
    "c": 0.18116,
    "h": 313.7
  },
  "luminance": 0.05632
}

Semantic roles & 50–950 ramp

primary

#6B178C

secondary

#63BF3F

accent

#EF396C

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #6B178C

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

Preview Lab → · Contrast checker → · Palette generator →