#73280D
Closest named color: Chestnut (#742802). oklch(38.5% 0.112 38.5), rgb(115, 40, 13).
Aa
White text reads best on this color (10.30:1).
About this color
#73280D is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.112 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.007 away. White text reads best on it, at 10.30:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #73280D |
| RGB | rgb(115, 40, 13) |
| HSL | hsl(16, 80%, 25%) |
| OKLCH | oklch(38.5% 0.112 38.5) |
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 #73280D | 10.30:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #73280D | 2.03:1 | Fails | Lc 10.8 | Not readable |
| #73280D text on white | 10.30:1 | AAA | Lc 93.1 | Preferred for body text |
| #73280D text on black | 2.03:1 | Fails | Lc -9.4 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DE
oklch(93.6% 0.024 40.3)
-
Step 200
200
#F6CFC3
oklch(88.5% 0.047 37.8)
-
Step 300
300
#F1AE99
oklch(80.9% 0.084 38.1)
-
Step 400
400
#E78060
oklch(70.7% 0.135 38)
-
Step 500
500
#DC5B2F
oklch(63% 0.172 38.5)
-
Step 600
600
#C53F00
oklch(55.6% 0.18 38.6)
-
Step 700
700
#A73400
oklch(49.2% 0.159 38.6)
-
Step 800
800
#8A2900
oklch(42.7% 0.139 38.4)
-
Step 900
900 (this color)
#73280D
oklch(38.5% 0.112 38.5)
-
Step 950
950
#421709
oklch(26.9% 0.071 38.1)
#73280D 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) | #3E3608 | 0.111 |
| Deuteranopia (no green cones) | #504709 | 0.102 |
| Tritanopia (no blue cones) | #7F1423 | 0.049 |
| Achromatopsia (no color) | #404040 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73280D
#73280D
oklch(38.5% 0.112 38.5)
- #004C5C
#004C5C
oklch(38.5% 0.069 218.1)
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 #73280D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.007
- Reddy Brown #6E1005 ΔE 0.043
- Maroon #800000 ΔE 0.048
- Blood #770001 ΔE 0.049
- Red Brown #8B2E16 ΔE 0.055
- Rust Brown #8B3103 ΔE 0.058
- Dark Red #8B0000 ΔE 0.058
- Brick Red #8F1402 ΔE 0.059
Use #73280D 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.