#73291D
Closest named color: Chestnut (#742802). oklch(38.8% 0.107 31.5), rgb(115, 41, 29).
Aa
White text reads best on this color (10.17:1).
About this color
#73291D is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.107 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.021 away. White text reads best on it, at 10.17:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.06:1 |
| White text | 10.17:1 |
Values
| HEX | #73291D |
| RGB | rgb(115, 41, 29) |
| HSL | hsl(8, 60%, 28%) |
| OKLCH | oklch(38.8% 0.107 31.5) |
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 #73291D | 10.17:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #73291D | 2.06:1 | Fails | Lc 11.0 | Not readable |
| #73291D text on white | 10.17:1 | AAA | Lc 92.9 | Preferred for body text |
| #73291D text on black | 2.06:1 | Fails | Lc -9.6 | 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 900.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F5CFC7
oklch(88.5% 0.044 31.9)
-
Step 300
300
#F0AEA1
oklch(80.9% 0.08 31.4)
-
Step 400
400
#E5806D
oklch(70.6% 0.129 31.7)
-
Step 500
500
#DB5B46
oklch(63.1% 0.165 31.4)
-
Step 600
600
#C63C27
oklch(55.6% 0.178 31.5)
-
Step 700
700
#AB2C19
oklch(49.2% 0.167 31.5)
-
Step 800
800
#8B2718
oklch(42.8% 0.138 31.5)
-
Step 900
900 (this color)
#73291D
oklch(38.8% 0.107 31.5)
-
Step 950
950
#421710
oklch(27% 0.069 31.3)
#73291D 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) | #3D371B | 0.111 |
| Deuteranopia (no green cones) | #50471B | 0.101 |
| Tritanopia (no blue cones) | #7F1827 | 0.040 |
| Achromatopsia (no color) | #414141 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73291D
#73291D
oklch(38.8% 0.107 31.5)
- #004E59
#004E59
oklch(38.9% 0.067 210.9)
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 #73291D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.021
- Reddy Brown #6E1005 ΔE 0.045
- Maroon #800000 ΔE 0.049
- Blood #770001 ΔE 0.050
- Purple Brown #673A3F ΔE 0.053
- Wine Red #7B0323 ΔE 0.054
- Red Brown #8B2E16 ΔE 0.054
- Dark Red #8B0000 ΔE 0.058
Use #73291D 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.