#673F8B#673F8B

#673F8B is a mid, vivid violet. Relative luminance 0.083; OKLCH L 45.0% C 0.125 H 306.3°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#673F8B
RGB	rgb(103, 63, 139)
HSL	hsl(272, 38%, 40%)
HSV	hsv(272, 55%, 55%)
CMYK	cmyk(25.9%, 54.7%, 0%, 45.5%)
CIE-LAB	lab(34.61, 32.92, -35.85)
CIE-LCH	lch(34.61, 48.67, 312.56°)
OKLab	oklab(45% 0.0741 -0.1007)
OKLCH	oklch(45% 0.125 306.3)
XYZ	xyz(12.0303, 8.3028, 25.3899)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F8B #638B3F

analogous

#413F8B #673F8B #8B3F89

triadic

#673F8B #8B673F #3F8B67

tetradic

#673F8B #8B413F #638B3F #3F898B

square

#673F8B #8B413F #638B3F #3F898B

split-complementary

#673F8B #898B3F #3F8B41

monochromatic

#291937 #482C61 #673F8B #8655B2 #A47FC5

Accessibility & contrast

On white

7.89

#673F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#673F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F8B

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F8B	#FFFFFF	#000000	##FFFFFF
##673F8B	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27508E

Deuteranopia (green-blind)

#345289

Tritanopia (blue-blind)

#614D5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #673f8b;
/* rgb */ color: rgb(103, 63, 139);
/* oklch */ color: oklch(45.0% 0.125 306.3);

Tailwind

colors: {
  custom: {
    50: '#9575ad',
    500: '#673f8b',
    950: '#000000',
  },
}

SCSS

$custom: #673f8b;
$custom-light: #9575ad;
$custom-dark: #000000;

JSON

{
  "hex": "#673f8b",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 139
  },
  "hsl": {
    "h": 271.579,
    "s": 37.624,
    "l": 39.608
  },
  "oklch": {
    "l": 0.45003,
    "c": 0.12504,
    "h": 306.3
  },
  "luminance": 0.08303
}

Semantic roles & 50–950 ramp

primary

#673F8B

secondary

#91AF76

accent

#CE5A91

background

#F9F7FA

surface

#F2EDF4

border

#CCC8CE

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #673F8B

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

Preview Lab → · Contrast checker → · Palette generator →