#6C178E#6C178E

#6C178E is a dark, vivid purple. Relative luminance 0.058; OKLCH L 41.0% C 0.183 H 313.4°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#6C178E
RGB	rgb(108, 23, 142)
HSL	hsl(283, 72%, 32%)
HSV	hsv(283, 84%, 56%)
CMYK	cmyk(23.9%, 83.8%, 0%, 44.3%)
CIE-LAB	lab(28.78, 53.35, -47.02)
CIE-LCH	lch(28.78, 71.11, 318.61°)
OKLab	oklab(41.03% 0.126 -0.1331)
OKLCH	oklch(41.03% 0.183 313.4)
XYZ	xyz(11.3724, 5.7543, 26.0976)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C178E #398E17

analogous

#30178E #6C178E #8E1775

triadic

#6C178E #8E6C17 #178E6C

tetradic

#6C178E #8E3017 #398E17 #17758E

square

#6C178E #8E3017 #398E17 #17758E

split-complementary

#6C178E #758E17 #178E30

monochromatic

#1C0625 #440E59 #6C178E #9420C3 #B23FE0

Accessibility & contrast

On white

9.76

#6C178E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#6C178E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6C178E

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C178E	#FFFFFF	#000000	##FFFFFF
##6C178E	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004091

Deuteranopia (green-blind)

#03468C

Tritanopia (blue-blind)

#683554

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #6c178e;
/* rgb */ color: rgb(108, 23, 142);
/* oklch */ color: oklch(41.0% 0.183 313.4);

Tailwind

colors: {
  custom: {
    50: '#9b61b0',
    500: '#6c178e',
    950: '#000000',
  },
}

SCSS

$custom: #6c178e;
$custom-light: #9b61b0;
$custom-dark: #000000;

JSON

{
  "hex": "#6c178e",
  "rgb": {
    "r": 108,
    "g": 23,
    "b": 142
  },
  "hsl": {
    "h": 282.857,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41027,
    "c": 0.18327,
    "h": 313.4
  },
  "luminance": 0.05754
}

Semantic roles & 50–950 ramp

primary

#6C178E

secondary

#65C040

accent

#EF396D

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0F0510

muted

#7E7A7F

Preview Lab

Preview with #6C178E

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

Preview Lab → · Contrast checker → · Palette generator →