#673399#673399

#673399 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.1% C 0.161 H 303.9°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#673399
RGB	rgb(103, 51, 153)
HSL	hsl(271, 50%, 40%)
HSV	hsv(271, 67%, 60%)
CMYK	cmyk(32.7%, 66.7%, 0%, 40%)
CIE-LAB	lab(33.03, 43.11, -46.94)
CIE-LCH	lch(33.03, 63.73, 312.57°)
OKLab	oklab(44.15% 0.0896 -0.1332)
OKLCH	oklch(44.15% 0.161 303.9)
XYZ	xyz(12.5258, 7.5512, 30.9284)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673399 #659933

analogous

#343399 #673399 #993398

triadic

#673399 #996733 #339967

tetradic

#673399 #993433 #659933 #339899

square

#673399 #993433 #659933 #339899

split-complementary

#673399 #989933 #339934

monochromatic

#29143D #48246B #673399 #8647C2 #A475D1

Accessibility & contrast

On white

8.37

#673399 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#673399 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673399

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673399	#FFFFFF	#000000	##FFFFFF
##673399	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9C

Deuteranopia (green-blind)

#114E97

Tritanopia (blue-blind)

#5E4961

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #673399;
/* rgb */ color: rgb(103, 51, 153);
/* oklch */ color: oklch(44.1% 0.161 303.9);

Tailwind

colors: {
  custom: {
    50: '#966eb8',
    500: '#673399',
    950: '#000000',
  },
}

SCSS

$custom: #673399;
$custom-light: #966eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#673399",
  "rgb": {
    "r": 103,
    "g": 51,
    "b": 153
  },
  "hsl": {
    "h": 270.588,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.44147,
    "c": 0.16053,
    "h": 303.9
  },
  "luminance": 0.07551
}

Semantic roles & 50–950 ramp

primary

#673399

secondary

#93B96E

accent

#DA4E93

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #673399

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

Preview Lab → · Contrast checker → · Palette generator →