#673239
Closest named color: Purple Brown (#673A3F). oklch(38.9% 0.076 12.9), rgb(103, 50, 57).
Aa
White text reads best on this color (10.03:1).
About this color
#673239 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.076 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.020 away. White text reads best on it, at 10.03:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #673239 |
| RGB | rgb(103, 50, 57) |
| HSL | hsl(352, 35%, 30%) |
| OKLCH | oklch(38.9% 0.076 12.9) |
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 #673239 | 10.03:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #673239 | 2.09:1 | Fails | Lc 11.0 | Not readable |
| #673239 text on white | 10.03:1 | AAA | Lc 93.0 | Preferred for body text |
| #673239 text on black | 2.09:1 | Fails | Lc -9.5 | 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 900.
-
Step 50
50
#FAF3F4
oklch(97% 0.008 7.3)
-
Step 100
100
#F5E6E7
oklch(93.7% 0.016 12.8)
-
Step 200
200
#EDD1D3
oklch(88.5% 0.031 12.8)
-
Step 300
300
#E3B2B6
oklch(80.9% 0.057 12.9)
-
Step 400
400
#D38990
oklch(70.7% 0.091 13.5)
-
Step 500
500
#C56A75
oklch(63.1% 0.116 13.3)
-
Step 600
600
#B04F5E
oklch(55.5% 0.127 12.6)
-
Step 700
700
#97404D
oklch(49.1% 0.117 13.3)
-
Step 800
800
#7B3540
oklch(42.7% 0.098 12.5)
-
Step 900
900 (this color)
#673239
oklch(38.9% 0.076 12.9)
-
Step 950
950
#3A1C20
oklch(27% 0.047 12.2)
#673239 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) | #3C3C39 | 0.084 |
| Deuteranopia (no green cones) | #4A4638 | 0.076 |
| Tritanopia (no blue cones) | #702C35 | 0.021 |
| Achromatopsia (no color) | #424242 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673239
#673239
oklch(38.9% 0.076 12.9)
- #00504E
#00504E
oklch(39% 0.067 191.9)
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 #673239, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.020
- Brownish Purple #76424E ΔE 0.058
- Chestnut #742802 ΔE 0.061
- Wine Red #7B0323 ΔE 0.073
- Reddy Brown #6E1005 ΔE 0.073
- Bordeaux #7B002C ΔE 0.075
- Merlot #730039 ΔE 0.079
- Blood #770001 ΔE 0.083
Use #673239 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.