#733310
Closest named color: Chestnut (#742802). oklch(40.2% 0.101 45.6), rgb(115, 51, 16).
Aa
White text reads best on this color (9.50:1).
About this color
#733310 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.101 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.023 away. White text reads best on it, at 9.50:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #733310 |
| RGB | rgb(115, 51, 16) |
| HSL | hsl(21, 76%, 26%) |
| OKLCH | oklch(40.2% 0.101 45.6) |
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 #733310 | 9.50:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #733310 | 2.20:1 | Fails | Lc 12.5 | Not readable |
| #733310 text on white | 9.50:1 | AAA | Lc 91.5 | Preferred for body text |
| #733310 text on black | 2.20:1 | Fails | Lc -10.9 | 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
#EDD3C8
oklch(88.5% 0.033 44.3)
-
Step 300
300
#E2B5A1
oklch(80.8% 0.059 45.2)
-
Step 400
400
#D28E6E
oklch(70.7% 0.094 46)
-
Step 500
500
#C57047
oklch(63.2% 0.121 45.6)
-
Step 600
600
#B05627
oklch(55.6% 0.132 45.6)
-
Step 700
700
#97461A
oklch(49.1% 0.122 45.7)
-
Step 800
800 (this color)
#733310
oklch(40.2% 0.101 45.6)
-
Step 900
900
#63321A
oklch(37.6% 0.079 45.4)
-
Step 950
950
#3A1E10
oklch(27% 0.05 46.4)
#733310 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) | #453D0B | 0.094 |
| Deuteranopia (no green cones) | #554B0E | 0.084 |
| Tritanopia (no blue cones) | #7F252C | 0.054 |
| Achromatopsia (no color) | #464646 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733310
#733310
oklch(40.2% 0.101 45.6)
- #005067
#005067
oklch(40.1% 0.076 225.4)
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 #733310, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.023
- Rust Brown #8B3103 ΔE 0.049
- Red Brown #8B2E16 ΔE 0.050
- Purple Brown #673A3F ΔE 0.058
- Mud Brown #60460F ΔE 0.060
- Brown Red #922B05 ΔE 0.063
- Brick Red #8F1402 ΔE 0.067
- Reddy Brown #6E1005 ΔE 0.067
Use #733310 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.