#673143
Closest named color: Purple Brown (#673A3F). oklch(39% 0.08 0.3), rgb(103, 49, 67).
Aa
White text reads best on this color (10.01:1).
About this color
#673143 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.080 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.027 away. White text reads best on it, at 10.01:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.01:1 |
Values
| HEX | #673143 |
| RGB | rgb(103, 49, 67) |
| HSL | hsl(340, 36%, 30%) |
| OKLCH | oklch(39% 0.08 0.3) |
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 #673143 | 10.01:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #673143 | 2.09:1 | Fails | Lc 11.0 | Not readable |
| #673143 text on white | 10.01:1 | AAA | Lc 92.9 | Preferred for body text |
| #673143 text on black | 2.09:1 | Fails | Lc -9.6 | 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
#F5E5E9
oklch(93.6% 0.018 0.4)
-
Step 200
200
#EDD0D8
oklch(88.4% 0.034 359.3)
-
Step 300
300
#E3B1BF
oklch(81% 0.061 360)
-
Step 400
400
#D2879E
oklch(70.7% 0.096 360)
-
Step 500
500
#C56786
oklch(63.1% 0.124 0.3)
-
Step 600
600
#B04D70
oklch(55.7% 0.134 0.2)
-
Step 700
700
#973D5D
oklch(49.1% 0.125 0.6)
-
Step 800
800
#7A334C
oklch(42.6% 0.103 0.3)
-
Step 900
900 (this color)
#673143
oklch(39% 0.08 0.3)
-
Step 950
950
#3A1B25
oklch(26.9% 0.051 0.5)
#673143 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) | #393C44 | 0.088 |
| Deuteranopia (no green cones) | #474642 | 0.081 |
| Tritanopia (no blue cones) | #6F2D38 | 0.023 |
| Achromatopsia (no color) | #424242 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673143
#673143
oklch(39% 0.08 0.3)
- #005147
#005147
oklch(39% 0.07 180.9)
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 #673143, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.027
- Brownish Purple #76424E ΔE 0.056
- Merlot #730039 ΔE 0.072
- Bordeaux #7B002C ΔE 0.074
- Wine Red #7B0323 ΔE 0.075
- Wine #80013F ΔE 0.076
- Chestnut #742802 ΔE 0.077
- Red Purple #820747 ΔE 0.077
Use #673143 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.