#80240B
Closest named color: Chestnut (#742802). oklch(40.3% 0.131 35.1), rgb(128, 36, 11).
Aa
White text reads best on this color (9.65:1).
About this color
#80240B is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.131 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.027 away. White text reads best on it, at 9.65:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.17:1 |
| White text | 9.65:1 |
Values
| HEX | #80240B |
| RGB | rgb(128, 36, 11) |
| HSL | hsl(13, 84%, 27%) |
| OKLCH | oklch(40.3% 0.131 35.1) |
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 #80240B | 9.65:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #80240B | 2.17:1 | Fails | Lc 12.7 | Not readable |
| #80240B text on white | 9.65:1 | AAA | Lc 91.3 | Preferred for body text |
| #80240B text on black | 2.17:1 | Fails | Lc -11.1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F4D0C7
oklch(88.6% 0.043 34.3)
-
Step 300
300
#EDB09F
oklch(80.9% 0.076 36.2)
-
Step 400
400
#E2836B
oklch(70.7% 0.123 35.1)
-
Step 500
500
#D76043
oklch(63.2% 0.157 34.9)
-
Step 600
600
#C24221
oklch(55.6% 0.17 35.1)
-
Step 700
700
#A73313
oklch(49.1% 0.157 35.3)
-
Step 800
800 (this color)
#80240B
oklch(40.3% 0.131 35.1)
-
Step 900
900
#6D2918
oklch(37.7% 0.101 35.2)
-
Step 950
950
#40190F
oklch(27% 0.064 35.5)
#80240B 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) | #403806 | 0.135 |
| Deuteranopia (no green cones) | #564C05 | 0.123 |
| Tritanopia (no blue cones) | #8E0020 | 0.050 |
| Achromatopsia (no color) | #454545 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #80240B
#80240B
oklch(40.3% 0.131 35.1)
- #005261
#005261
oklch(40.4% 0.072 215.5)
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 #80240B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.027
- Brick Red #8F1402 ΔE 0.033
- Red Brown #8B2E16 ΔE 0.033
- Dark Red #8B0000 ΔE 0.037
- Rust Brown #8B3103 ΔE 0.038
- Maroon #800000 ΔE 0.039
- Brown Red #922B05 ΔE 0.043
- Blood #770001 ΔE 0.051
Use #80240B 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.