#733718
Closest named color: Chestnut (#742802). oklch(41% 0.095 45.7), rgb(115, 55, 24).
Aa
White text reads best on this color (9.17:1).
About this color
#733718 is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.095 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.032 away. White text reads best on it, at 9.17:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #733718 |
| RGB | rgb(115, 55, 24) |
| HSL | hsl(20, 65%, 27%) |
| OKLCH | oklch(41% 0.095 45.7) |
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 #733718 | 9.17:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #733718 | 2.28:1 | Fails | Lc 13.3 | Not readable |
| #733718 text on white | 9.17:1 | AAA | Lc 90.7 | Preferred for body text |
| #733718 text on black | 2.28:1 | Fails | Lc -11.6 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#ECD3C9
oklch(88.5% 0.031 43.1)
-
Step 300
300
#E0B6A3
oklch(80.9% 0.056 45.6)
-
Step 400
400
#CF8F72
oklch(70.7% 0.088 45.2)
-
Step 500
500
#C1724C
oklch(63.1% 0.113 45.8)
-
Step 600
600
#AD592E
oklch(55.7% 0.123 45.9)
-
Step 700
700
#944821
oklch(49.1% 0.115 45.4)
-
Step 800
800 (this color)
#733718
oklch(41% 0.095 45.7)
-
Step 900
900
#61341D
oklch(37.7% 0.074 46.6)
-
Step 950
950
#391F12
oklch(27.1% 0.046 46.7)
#733718 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) | #484014 | 0.086 |
| Deuteranopia (no green cones) | #564D17 | 0.079 |
| Tritanopia (no blue cones) | #7F2A30 | 0.052 |
| Achromatopsia (no color) | #484848 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733718
#733718
oklch(41% 0.095 45.7)
- #00526A
#00526A
oklch(40.8% 0.078 225.9)
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 #733718, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.032
- Rust Brown #8B3103 ΔE 0.048
- Red Brown #8B2E16 ΔE 0.050
- Purple Brown #673A3F ΔE 0.054
- Mud Brown #60460F ΔE 0.055
- Brown Red #922B05 ΔE 0.063
- Saddle Brown #8B4513 ΔE 0.064
- Milk Chocolate #7F4E1E ΔE 0.066
Use #733718 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.