#3F1A0B
Closest named color: Chocolate Brown (#411900). oklch(26.9% 0.063 41.6), rgb(63, 26, 11).
Aa
White text reads best on this color (15.39:1).
About this color
#3F1A0B is a dark, muted brown. In OKLCH its lightness is 27%, its chroma 0.063 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.013 away. White text reads best on it, at 15.39:1.
| Hue family | Browns |
| Lightness | dark (27%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.36:1 |
| White text | 15.39:1 |
Values
| HEX | #3F1A0B |
| RGB | rgb(63, 26, 11) |
| HSL | hsl(17, 70%, 15%) |
| OKLCH | oklch(26.9% 0.063 41.6) |
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 #3F1A0B | 15.39:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #3F1A0B | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #3F1A0B text on white | 15.39:1 | AAA | Lc 102.0 | Preferred for body text |
| #3F1A0B text on black | 1.36:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F2D1C4
oklch(88.5% 0.041 42.7)
-
Step 300
300
#EBB19B
oklch(80.8% 0.075 41.7)
-
Step 400
400
#DF8664
oklch(70.7% 0.12 41.5)
-
Step 500
500
#D36437
oklch(63% 0.152 41.5)
-
Step 600
600
#BF4807
oklch(55.7% 0.166 41.8)
-
Step 700
700
#A23A00
oklch(49% 0.149 41.7)
-
Step 800
800
#852F03
oklch(42.6% 0.127 41.5)
-
Step 900
900
#6B2B10
oklch(37.6% 0.099 41.3)
-
Step 950
950 (this color)
#3F1A0B
oklch(26.9% 0.063 41.6)
#3F1A0B 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) | #242009 | 0.060 |
| Deuteranopia (no green cones) | #2D280A | 0.055 |
| Tritanopia (no blue cones) | #461217 | 0.033 |
| Achromatopsia (no color) | #252525 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1A0B
#3F1A0B
oklch(26.9% 0.063 41.6)
- #002B37
#002B37
oklch(26.8% 0.049 221.8)
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 #3F1A0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.013
- Dark Brown #341C02 ΔE 0.029
- Mahogany #4A0100 ΔE 0.046
- Deep Brown #410200 ΔE 0.047
- Dark Maroon #3C0008 ΔE 0.059
- Jet #212529 ΔE 0.072
- Dark #1B2431 ΔE 0.088
- Dark Plum #3F012C ΔE 0.090
Use #3F1A0B 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.