#431F01
Closest named color: Chocolate Brown (#411900). oklch(28.5% 0.069 55.4), rgb(67, 31, 1).
Aa
White text reads best on this color (14.63:1).
About this color
#431F01 is a dark, muted brown. In OKLCH its lightness is 28%, its chroma 0.069 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.017 away. White text reads best on it, at 14.63:1.
| Hue family | Browns |
| Lightness | dark (28%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.43:1 |
| White text | 14.63:1 |
Values
| HEX | #431F01 |
| RGB | rgb(67, 31, 1) |
| HSL | hsl(27, 97%, 13%) |
| OKLCH | oklch(28.5% 0.069 55.4) |
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 #431F01 | 14.63:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #431F01 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #431F01 text on white | 14.63:1 | AAA | Lc 101.1 | Preferred for body text |
| #431F01 text on black | 1.43:1 | 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
#FCF4EF
oklch(97.2% 0.011 54.5)
-
Step 100
100
#F7E6DB
oklch(93.6% 0.024 55.3)
-
Step 200
200
#F2D2BD
oklch(88.5% 0.046 55.3)
-
Step 300
300
#EAB38E
oklch(80.8% 0.081 55.2)
-
Step 400
400
#DE8949
oklch(70.7% 0.131 55.6)
-
Step 500
500
#CE6B00
oklch(63.1% 0.155 55.5)
-
Step 600
600
#AE5900
oklch(55.6% 0.137 55.3)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#793C00
oklch(42.6% 0.105 55.3)
-
Step 900
900
#663100
oklch(37.7% 0.094 54.7)
-
Step 950
950 (this color)
#431F01
oklch(28.5% 0.069 55.4)
#431F01 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) | #2A2400 | 0.055 |
| Deuteranopia (no green cones) | #322C01 | 0.051 |
| Tritanopia (no blue cones) | #4A1719 | 0.044 |
| Achromatopsia (no color) | #292929 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431F01
#431F01
oklch(28.5% 0.069 55.4)
- #002E44
#002E44
oklch(28.5% 0.061 235.9)
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 #431F01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.017
- Dark Brown #341C02 ΔE 0.036
- Mahogany #4A0100 ΔE 0.058
- Deep Brown #410200 ΔE 0.064
- Dark Maroon #3C0008 ΔE 0.079
- Pakistan Green #283618 ΔE 0.079
- Jet #212529 ΔE 0.081
- Reddy Brown #6E1005 ΔE 0.096
Use #431F01 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.