#673B6E
Closest named color: Brownish Purple (#76424E). oklch(42.6% 0.097 321.9), rgb(103, 59, 110).
Aa
White text reads best on this color (8.65:1).
About this color
#673B6E is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.097 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.070 away. White text reads best on it, at 8.65:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #673B6E |
| RGB | rgb(103, 59, 110) |
| HSL | hsl(292, 30%, 33%) |
| OKLCH | oklch(42.6% 0.097 321.9) |
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 #673B6E | 8.65:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #673B6E | 2.42:1 | Fails | Lc 14.5 | Not readable |
| #673B6E text on white | 8.65:1 | AAA | Lc 89.5 | Fine for body text |
| #673B6E text on black | 2.42:1 | Fails | Lc -12.8 | 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
#EFE6F0
oklch(93.5% 0.016 322.7)
-
Step 200
200
#E3D3E6
oklch(88.5% 0.031 320.9)
-
Step 300
300
#D2B5D7
oklch(80.9% 0.057 321.3)
-
Step 400
400
#BB8EC2
oklch(70.7% 0.089 321.9)
-
Step 500
500
#AA71B3
oklch(63.2% 0.115 321.9)
-
Step 600
600
#95589F
oklch(55.7% 0.126 321.8)
-
Step 700
700
#7F4888
oklch(49.2% 0.117 321.8)
-
Step 800
800 (this color)
#673B6E
oklch(42.6% 0.097 321.9)
-
Step 900
900
#543359
oklch(37.7% 0.075 322.1)
-
Step 950
950
#311E34
oklch(26.9% 0.048 321.9)
#673B6E 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) | #344870 | 0.088 |
| Deuteranopia (no green cones) | #404D6C | 0.080 |
| Tritanopia (no blue cones) | #68414F | 0.059 |
| Achromatopsia (no color) | #4C4C4C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673B6E
#673B6E
oklch(42.6% 0.097 321.9)
- #2C5C27
#2C5C27
oklch(42.7% 0.098 141.9)
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 #673B6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.074
- Twilight #4E518B ΔE 0.076
- Dusk #4E5481 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.076
- Purple Brown #673A3F ΔE 0.078
- Light Eggplant #894585 ΔE 0.079
- Dusty Grape #545775 ΔE 0.080
Use #673B6E 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.