#673D8B#673D8B

#673D8B is a dark, vivid violet. Relative luminance 0.081; OKLCH L 44.7% C 0.128 H 306.8°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#673D8B
RGB	rgb(103, 61, 139)
HSL	hsl(272, 39%, 39%)
HSV	hsv(272, 56%, 55%)
CMYK	cmyk(25.9%, 56.1%, 0%, 45.5%)
CIE-LAB	lab(34.16, 34.08, -36.56)
CIE-LCH	lch(34.16, 49.98, 312.99°)
OKLab	oklab(44.67% 0.0769 -0.1028)
OKLCH	oklch(44.67% 0.128 306.8)
XYZ	xyz(11.9215, 8.0853, 25.3537)
Luminance	0.0809 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D8B #618B3D

analogous

#403D8B #673D8B #8B3D88

triadic

#673D8B #8B673D #3D8B67

tetradic

#673D8B #8B403D #618B3D #3D888B

square

#673D8B #8B403D #618B3D #3D888B

split-complementary

#673D8B #888B3D #3D8B40

monochromatic

#281836 #472A60 #673D8B #8652B3 #A47DC6

Accessibility & contrast

On white

8.02

#673D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#673D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D8B

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D8B	#FFFFFF	#000000	##FFFFFF
##673D8B	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234F8E

Deuteranopia (green-blind)

#315189

Tritanopia (blue-blind)

#614B5E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #673d8b;
/* rgb */ color: rgb(103, 61, 139);
/* oklch */ color: oklch(44.7% 0.128 306.8);

Tailwind

colors: {
  custom: {
    50: '#9574ad',
    500: '#673d8b',
    950: '#000000',
  },
}

SCSS

$custom: #673d8b;
$custom-light: #9574ad;
$custom-dark: #000000;

JSON

{
  "hex": "#673d8b",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 139
  },
  "hsl": {
    "h": 272.308,
    "s": 39,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44674,
    "c": 0.12839,
    "h": 306.8
  },
  "luminance": 0.08085
}

Semantic roles & 50–950 ramp

primary

#673D8B

secondary

#90B074

accent

#CF598F

background

#F9F7FA

surface

#F2EDF4

border

#CCC8CE

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #673D8B

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

Preview Lab → · Contrast checker → · Palette generator →