#3F291E
Closest named color: Chocolate Brown (#411900). oklch(30.5% 0.038 47.4), rgb(63, 41, 30).
Aa
White text reads best on this color (13.57:1).
About this color
#3F291E is a dark, muted brown. In OKLCH its lightness is 30%, its chroma 0.038 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.049 away. White text reads best on it, at 13.57:1.
| Hue family | Browns |
| Lightness | dark (30%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.54:1 |
| White text | 13.57:1 |
Values
| HEX | #3F291E |
| RGB | rgb(63, 41, 30) |
| HSL | hsl(20, 35%, 18%) |
| OKLCH | oklch(30.5% 0.038 47.4) |
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 #3F291E | 13.57:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #3F291E | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #3F291E text on white | 13.57:1 | AAA | Lc 100.0 | Preferred for body text |
| #3F291E text on black | 1.54:1 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E8D5CB
oklch(88.6% 0.025 49.7)
-
Step 300
300
#DAB8A8
oklch(80.8% 0.045 46.7)
-
Step 400
400
#C7937A
oklch(70.7% 0.072 46.8)
-
Step 500
500
#B77857
oklch(63.1% 0.092 48.2)
-
Step 600
600
#A3603D
oklch(55.7% 0.1 47.5)
-
Step 700
700
#8B4F2F
oklch(49.2% 0.093 47.7)
-
Step 800
800
#714127
oklch(42.7% 0.077 48.2)
-
Step 900
900
#5C3724
oklch(37.7% 0.061 47.5)
-
Step 950
950 (this color)
#3F291E
oklch(30.5% 0.038 47.4)
#3F291E 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) | #2F2B1D | 0.032 |
| Deuteranopia (no green cones) | #34301E | 0.030 |
| Tritanopia (no blue cones) | #442526 | 0.023 |
| Achromatopsia (no color) | #2E2E2E | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F291E
#3F291E
oklch(30.5% 0.038 47.4)
- #18333E
#18333E
oklch(30.5% 0.038 226.7)
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 #3F291E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.049
- Dark Brown #341C02 ΔE 0.055
- Pakistan Green #283618 ΔE 0.061
- Jet #212529 ΔE 0.064
- Onyx #343A40 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.068
- Dark #1B2431 ΔE 0.079
Use #3F291E 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.