#431101
Closest named color: Chocolate Brown (#411900). oklch(26.1% 0.082 38.9), rgb(67, 17, 1).
Aa
White text reads best on this color (15.91:1).
About this color
#431101 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.082 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.019 away. White text reads best on it, at 15.91:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.31:1 |
| White text | 15.91:1 |
Values
| HEX | #431101 |
| RGB | rgb(67, 17, 1) |
| HSL | hsl(15, 97%, 13%) |
| OKLCH | oklch(26.1% 0.082 38.9) |
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 #431101 | 15.91:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #431101 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #431101 text on white | 15.91:1 | AAA | Lc 102.3 | Preferred for body text |
| #431101 text on black | 1.31:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FCE4DC
oklch(93.6% 0.029 39.3)
-
Step 200
200
#FACEBF
oklch(88.5% 0.054 39.7)
-
Step 300
300
#F7AB92
oklch(80.8% 0.097 39)
-
Step 400
400
#F07A53
oklch(70.8% 0.155 38.8)
-
Step 500
500
#E7500E
oklch(63.2% 0.198 38.9)
-
Step 600
600
#C54000
oklch(55.7% 0.179 38.9)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#742200
oklch(37.8% 0.121 38.9)
-
Step 950
950 (this color)
#431101
oklch(26.1% 0.082 38.9)
#431101 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) | #201B00 | 0.082 |
| Deuteranopia (no green cones) | #2C2600 | 0.074 |
| Tritanopia (no blue cones) | #4B030E | 0.035 |
| Achromatopsia (no color) | #222222 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431101
#431101
oklch(26.1% 0.082 38.9)
- #002933
#002933
oklch(25.9% 0.047 218.5)
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 #431101, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.019
- Mahogany #4A0100 ΔE 0.027
- Deep Brown #410200 ΔE 0.029
- Dark Brown #341C02 ΔE 0.041
- Dark Maroon #3C0008 ΔE 0.046
- Burgundy #610023 ΔE 0.087
- Dark Plum #3F012C ΔE 0.087
- Jet #212529 ΔE 0.090
Use #431101 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.