#733728
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.089 35.1), rgb(115, 55, 40).
Aa
White text reads best on this color (9.10:1).
About this color
#733728 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.089 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 9.10:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #733728 |
| RGB | rgb(115, 55, 40) |
| HSL | hsl(12, 48%, 30%) |
| OKLCH | oklch(41.2% 0.089 35.1) |
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 #733728 | 9.10:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #733728 | 2.30:1 | Fails | Lc 13.4 | Not readable |
| #733728 text on white | 9.10:1 | AAA | Lc 90.6 | Preferred for body text |
| #733728 text on black | 2.30:1 | Fails | Lc -11.7 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E7E3
oklch(93.7% 0.015 37.9)
-
Step 200
200
#EBD3CD
oklch(88.5% 0.028 34.3)
-
Step 300
300
#E0B5AA
oklch(80.8% 0.053 34.7)
-
Step 400
400
#CF8E7D
oklch(70.7% 0.084 35.3)
-
Step 500
500
#C0715D
oklch(63.1% 0.105 35.1)
-
Step 600
600
#AC5843
oklch(55.7% 0.115 35.1)
-
Step 700
700
#934734
oklch(49% 0.107 35.2)
-
Step 800
800 (this color)
#733728
oklch(41.2% 0.089 35.1)
-
Step 900
900
#613328
oklch(37.7% 0.069 34.4)
-
Step 950
950
#391E17
oklch(27% 0.044 35.4)
#733728 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) | #464026 | 0.088 |
| Deuteranopia (no green cones) | #554D27 | 0.080 |
| Tritanopia (no blue cones) | #7E2C33 | 0.038 |
| Achromatopsia (no color) | #484848 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733728
#733728
oklch(41.2% 0.089 35.1)
- #005564
#005564
oklch(41.4% 0.073 214.9)
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 #733728, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Chestnut #742802 ΔE 0.039
- Red Brown #8B2E16 ΔE 0.049
- Rust Brown #8B3103 ΔE 0.053
- Brownish Purple #76424E ΔE 0.055
- Brown Red #922B05 ΔE 0.065
- Mud Brown #60460F ΔE 0.066
- Saddle Brown #8B4513 ΔE 0.069
Use #733728 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.