#733A3D
Closest named color: Purple Brown (#673A3F). oklch(42.2% 0.08 17.8), rgb(115, 58, 61).
Aa
White text reads best on this color (8.74:1).
About this color
#733A3D is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.080 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.024 away. White text reads best on it, at 8.74:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.40:1 |
| White text | 8.74:1 |
Values
| HEX | #733A3D |
| RGB | rgb(115, 58, 61) |
| HSL | hsl(357, 33%, 34%) |
| OKLCH | oklch(42.2% 0.08 17.8) |
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 #733A3D | 8.74:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #733A3D | 2.40:1 | Fails | Lc 14.3 | Not readable |
| #733A3D text on white | 8.74:1 | AAA | Lc 89.6 | Fine for body text |
| #733A3D text on black | 2.40:1 | Fails | Lc -12.6 | 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 800.
-
Step 50
50
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E6
oklch(93.5% 0.014 17.4)
-
Step 200
200
#EAD3D3
oklch(88.6% 0.026 17.6)
-
Step 300
300
#DDB5B5
oklch(80.8% 0.046 18.2)
-
Step 400
400
#CB8E8F
oklch(70.7% 0.075 18)
-
Step 500
500
#BC7174
oklch(63.1% 0.095 17.5)
-
Step 600
600
#A7585C
oklch(55.5% 0.104 17.8)
-
Step 700
700
#8F484C
oklch(49.1% 0.096 17.7)
-
Step 800
800 (this color)
#733A3D
oklch(42.2% 0.08 17.8)
-
Step 900
900
#5E3335
oklch(37.6% 0.062 17.5)
-
Step 950
950
#371E1F
oklch(26.9% 0.039 17.4)
#733A3D 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) | #46443D | 0.086 |
| Deuteranopia (no green cones) | #544F3C | 0.079 |
| Tritanopia (no blue cones) | #7D333B | 0.023 |
| Achromatopsia (no color) | #4B4B4B | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733A3D
#733A3D
oklch(42.2% 0.08 17.8)
- #00595C
#00595C
oklch(42.1% 0.072 198.8)
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 #733A3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.024
- Brownish Purple #76424E ΔE 0.029
- Red Brown #8B2E16 ΔE 0.062
- Chestnut #742802 ΔE 0.064
- Rust Brown #8B3103 ΔE 0.069
- Brown Red #922B05 ΔE 0.077
- Dark Mauve #874C62 ΔE 0.077
- Saddle Brown #8B4513 ΔE 0.079
Use #733A3D 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.