#673441
Closest named color: Purple Brown (#673A3F). oklch(39.5% 0.074 4.8), rgb(103, 52, 65).
Aa
White text reads best on this color (9.79:1).
About this color
#673441 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.074 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.018 away. White text reads best on it, at 9.79:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.14:1 |
| White text | 9.79:1 |
Values
| HEX | #673441 |
| RGB | rgb(103, 52, 65) |
| HSL | hsl(345, 33%, 30%) |
| OKLCH | oklch(39.5% 0.074 4.8) |
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 #673441 | 9.79:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #673441 | 2.14:1 | Fails | Lc 11.5 | Not readable |
| #673441 text on white | 9.79:1 | AAA | Lc 92.4 | Preferred for body text |
| #673441 text on black | 2.14:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E6E8
oklch(93.7% 0.015 7.5)
-
Step 200
200
#ECD1D6
oklch(88.4% 0.031 5.1)
-
Step 300
300
#E1B2BC
oklch(80.9% 0.056 4.2)
-
Step 400
400
#D08999
oklch(70.7% 0.089 4.9)
-
Step 500
500
#C26A80
oklch(63% 0.114 4.9)
-
Step 600
600
#AD506A
oklch(55.5% 0.124 4.4)
-
Step 700
700
#954158
oklch(49.2% 0.115 5.1)
-
Step 800
800
#793648
oklch(42.8% 0.095 5.1)
-
Step 900
900 (this color)
#673441
oklch(39.5% 0.074 4.8)
-
Step 950
950
#391C23
oklch(26.9% 0.046 5.2)
#673441 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) | #3D3E41 | 0.081 |
| Deuteranopia (no green cones) | #494740 | 0.075 |
| Tritanopia (no blue cones) | #6F3039 | 0.020 |
| Achromatopsia (no color) | #444444 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673441
#673441
oklch(39.5% 0.074 4.8)
- #00524B
#00524B
oklch(39.4% 0.07 185)
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 #673441, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.018
- Brownish Purple #76424E ΔE 0.051
- Chestnut #742802 ΔE 0.072
- Bordeaux #7B002C ΔE 0.079
- Wine Red #7B0323 ΔE 0.079
- Merlot #730039 ΔE 0.080
- Wine #80013F ΔE 0.082
- Red Purple #820747 ΔE 0.084
Use #673441 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.