#673D91#673D91

#673D91 is a mid, vivid violet. Relative luminance 0.083; OKLCH L 45.1% C 0.136 H 304.6°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#673D91
RGB	rgb(103, 61, 145)
HSL	hsl(270, 41%, 40%)
HSV	hsv(270, 58%, 57%)
CMYK	cmyk(29%, 57.9%, 0%, 43.1%)
CIE-LAB	lab(34.53, 35.60, -39.65)
CIE-LCH	lch(34.53, 53.28, 311.92°)
OKLab	oklab(45.07% 0.0772 -0.1118)
OKLCH	oklch(45.07% 0.136 304.6)
XYZ	xyz(12.3720, 8.2654, 27.7262)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D91 #67913D

analogous

#3D3D91 #673D91 #913D91

triadic

#673D91 #91673D #3D9167

tetradic

#673D91 #913D3D #67913D #3D9191

square

#673D91 #913D3D #67913D #3D9191

split-complementary

#673D91 #91913D #3D913D

monochromatic

#2A193B #482B66 #673D91 #8654B7 #A47FC9

Accessibility & contrast

On white

7.92

#673D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#673D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D91

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D91	#FFFFFF	#000000	##FFFFFF
##673D91	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5094

Deuteranopia (green-blind)

#2C518F

Tritanopia (blue-blind)

#604D61

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #673d91;
/* rgb */ color: rgb(103, 61, 145);
/* oklch */ color: oklch(45.1% 0.136 304.6);

Tailwind

colors: {
  custom: {
    50: '#9574b2',
    500: '#673d91',
    950: '#000000',
  },
}

SCSS

$custom: #673d91;
$custom-light: #9574b2;
$custom-dark: #000000;

JSON

{
  "hex": "#673d91",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 145
  },
  "hsl": {
    "h": 270,
    "s": 40.777,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45066,
    "c": 0.13587,
    "h": 304.6
  },
  "luminance": 0.08265
}

Semantic roles & 50–950 ramp

primary

#673D91

secondary

#95B377

accent

#D15794

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0E0811

muted

#7E7B80

Preview Lab

Preview with #673D91

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

Preview Lab → · Contrast checker → · Palette generator →