#673B8F#673B8F

#673B8F is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.6% C 0.137 H 305.8°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#673B8F
RGB	rgb(103, 59, 143)
HSL	hsl(271, 42%, 40%)
HSV	hsv(271, 59%, 56%)
CMYK	cmyk(28%, 58.7%, 0%, 43.9%)
CIE-LAB	lab(33.97, 36.23, -39.32)
CIE-LCH	lch(33.97, 53.46, 312.66°)
OKLab	oklab(44.62% 0.0798 -0.1109)
OKLCH	oklch(44.62% 0.137 305.8)
XYZ	xyz(12.1144, 7.9948, 26.8862)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B8F #638F3B

analogous

#3D3B8F #673B8F #8F3B8D

triadic

#673B8F #8F673B #3B8F67

tetradic

#673B8F #8F3D3B #638F3B #3B8D8F

square

#673B8F #8F3D3B #638F3B #3B8D8F

split-complementary

#673B8F #8D8F3B #3B8F3D

monochromatic

#291738 #482964 #673B8F #8650B7 #A47CC9

Accessibility & contrast

On white

8.08

#673B8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#673B8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B8F

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B8F	#FFFFFF	#000000	##FFFFFF
##673B8F	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4E92

Deuteranopia (green-blind)

#2C508D

Tritanopia (blue-blind)

#604B5F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #673b8f;
/* rgb */ color: rgb(103, 59, 143);
/* oklch */ color: oklch(44.6% 0.137 305.8);

Tailwind

colors: {
  custom: {
    50: '#9573b0',
    500: '#673b8f',
    950: '#000000',
  },
}

SCSS

$custom: #673b8f;
$custom-light: #9573b0;
$custom-dark: #000000;

JSON

{
  "hex": "#673b8f",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 143
  },
  "hsl": {
    "h": 271.429,
    "s": 41.584,
    "l": 39.608
  },
  "oklch": {
    "l": 0.44616,
    "c": 0.13661,
    "h": 305.8
  },
  "luminance": 0.07995
}

Semantic roles & 50–950 ramp

primary

#673B8F

secondary

#91B273

accent

#D15691

background

#F9F7FA

surface

#F2EDF5

border

#CCC8CF

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #673B8F

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

Preview Lab → · Contrast checker → · Palette generator →