#671C8B#671C8B

#671C8B is a dark, vivid purple. Relative luminance 0.056; OKLCH L 40.5% C 0.174 H 311.7°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#671C8B
RGB	rgb(103, 28, 139)
HSL	hsl(281, 66%, 33%)
HSV	hsv(281, 80%, 55%)
CMYK	cmyk(25.9%, 79.9%, 0%, 45.5%)
CIE-LAB	lab(28.32, 50.14, -45.94)
CIE-LCH	lch(28.32, 68.01, 317.50°)
OKLab	oklab(40.47% 0.1158 -0.1301)
OKLCH	oklch(40.47% 0.174 311.7)
XYZ	xyz(10.6681, 5.5784, 24.9359)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C8B #408B1C

analogous

#301C8B #671C8B #8B1C77

triadic

#671C8B #8B671C #1C8B67

tetradic

#671C8B #8B301C #408B1C #1C778B

square

#671C8B #8B301C #408B1C #1C778B

split-complementary

#671C8B #778B1C #1C8B30

monochromatic

#1C0725 #411258 #671C8B #8D26BE #AA47DA

Accessibility & contrast

On white

9.93

#671C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#671C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C8B

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C8B	#FFFFFF	#000000	##FFFFFF
##671C8B	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#034489

Tritanopia (blue-blind)

#623753

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #671c8b;
/* rgb */ color: rgb(103, 28, 139);
/* oklch */ color: oklch(40.5% 0.174 311.7);

Tailwind

colors: {
  custom: {
    50: '#9762ae',
    500: '#671c8b',
    950: '#000000',
  },
}

SCSS

$custom: #671c8b;
$custom-light: #9762ae;
$custom-dark: #000000;

JSON

{
  "hex": "#671c8b",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 139
  },
  "hsl": {
    "h": 280.541,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40469,
    "c": 0.17422,
    "h": 311.7
  },
  "luminance": 0.05578
}

Semantic roles & 50–950 ramp

primary

#671C8B

secondary

#6DBC47

accent

#E93E76

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #671C8B

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

Preview Lab → · Contrast checker → · Palette generator →