#733B05
Closest named color: Chestnut (#742802). oklch(41.6% 0.098 56.2), rgb(115, 59, 5).
Aa
White text reads best on this color (8.91:1).
About this color
#733B05 is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.098 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.044 away. White text reads best on it, at 8.91:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #733B05 |
| RGB | rgb(115, 59, 5) |
| HSL | hsl(29, 92%, 24%) |
| OKLCH | oklch(41.6% 0.098 56.2) |
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 #733B05 | 8.91:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #733B05 | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #733B05 text on white | 8.91:1 | AAA | Lc 90.0 | Fine for body text |
| #733B05 text on black | 2.35:1 | Fails | Lc -12.3 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7DF
oklch(93.5% 0.017 56.2)
-
Step 200
200
#EAD4C5
oklch(88.4% 0.032 56.6)
-
Step 300
300
#DEB89D
oklch(80.9% 0.057 57.2)
-
Step 400
400
#CD9267
oklch(70.8% 0.092 56.7)
-
Step 500
500
#BF753C
oklch(63.1% 0.118 56)
-
Step 600
600
#AA5C14
oklch(55.6% 0.128 56.3)
-
Step 700
700
#924B02
oklch(49.1% 0.119 56)
-
Step 800
800 (this color)
#733B05
oklch(41.6% 0.098 56.2)
-
Step 900
900
#603513
oklch(37.6% 0.077 55.5)
-
Step 950
950
#38200D
oklch(27% 0.048 57.2)
#733B05 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) | #4C4200 | 0.078 |
| Deuteranopia (no green cones) | #594F04 | 0.071 |
| Tritanopia (no blue cones) | #7F2E32 | 0.066 |
| Achromatopsia (no color) | #4A4A4A | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733B05
#733B05
oklch(41.6% 0.098 56.2)
- #005276
#005276
oklch(41.5% 0.09 236.5)
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 #733B05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.044
- Mud Brown #60460F ΔE 0.044
- Rust Brown #8B3103 ΔE 0.051
- Milk Chocolate #7F4E1E ΔE 0.057
- Red Brown #8B2E16 ΔE 0.057
- Saddle Brown #8B4513 ΔE 0.058
- Medium Brown #7F5112 ΔE 0.064
- Brown Red #922B05 ΔE 0.067
Use #733B05 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.