#673B68
Closest named color: Brownish Purple (#76424E). oklch(42.3% 0.09 326.2), rgb(103, 59, 104).
Aa
White text reads best on this color (8.74:1).
About this color
#673B68 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.090 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.061 away. White text reads best on it, at 8.74:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.40:1 |
| White text | 8.74:1 |
Values
| HEX | #673B68 |
| RGB | rgb(103, 59, 104) |
| HSL | hsl(299, 28%, 32%) |
| OKLCH | oklch(42.3% 0.09 326.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #673B68 | 8.74:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #673B68 | 2.40:1 | Fails | Lc 14.2 | Not readable |
| #673B68 text on white | 8.74:1 | AAA | Lc 89.7 | Fine for body text |
| #673B68 text on black | 2.40:1 | Fails | Lc -12.5 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE6EF
oklch(93.5% 0.015 325.7)
-
Step 200
200
#E4D3E4
oklch(88.6% 0.029 325.8)
-
Step 300
300
#D3B5D3
oklch(80.8% 0.053 326.1)
-
Step 400
400
#BD8EBD
oklch(70.7% 0.085 326.4)
-
Step 500
500
#AB72AC
oklch(63.1% 0.107 326.2)
-
Step 600
600
#965998
oklch(55.6% 0.117 325.9)
-
Step 700
700
#804981
oklch(49.2% 0.108 326.4)
-
Step 800
800 (this color)
#673B68
oklch(42.3% 0.09 326.2)
-
Step 900
900
#553455
oklch(37.8% 0.069 326.8)
-
Step 950
950
#321E32
oklch(26.9% 0.046 326.8)
#673B68 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #37476A | 0.085 |
| Deuteranopia (no green cones) | #434D67 | 0.077 |
| Tritanopia (no blue cones) | #69404C | 0.053 |
| Achromatopsia (no color) | #4B4B4B | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673B68
#673B68
oklch(42.3% 0.09 326.2)
- #285B2E
#285B2E
oklch(42.4% 0.091 146.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #673B68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.061
- Purple Brown #673A3F ΔE 0.068
- Dusk #4E5481 ΔE 0.079
- Dusty Grape #545775 ΔE 0.079
- Twilight #4E518B ΔE 0.081
- Dark Slate Blue #483D8B ΔE 0.081
- Light Eggplant #894585 ΔE 0.084
- Dark Mauve #874C62 ΔE 0.084
Use #673B68 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.