#3F2D21
Closest named color: Pakistan Green (#283618). oklch(31.5% 0.034 54.8), rgb(63, 45, 33).
Aa
White text reads best on this color (13.05:1).
About this color
#3F2D21 is a dark, muted brown. In OKLCH its lightness is 31%, its chroma 0.034 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.055 away. White text reads best on it, at 13.05:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.60:1 |
| White text | 13.05:1 |
Values
| HEX | #3F2D21 |
| RGB | rgb(63, 45, 33) |
| HSL | hsl(24, 31%, 19%) |
| OKLCH | oklch(31.5% 0.034 54.8) |
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 #3F2D21 | 13.05:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #3F2D21 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #3F2D21 text on white | 13.05:1 | AAA | Lc 99.3 | Preferred for body text |
| #3F2D21 text on black | 1.60:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E5D6CC
oklch(88.5% 0.022 56.1)
-
Step 300
300
#D6BAA9
oklch(80.8% 0.04 53.2)
-
Step 400
400
#C0977B
oklch(70.7% 0.063 55.8)
-
Step 500
500
#B07C59
oklch(63.1% 0.081 54.6)
-
Step 600
600
#9B653F
oklch(55.7% 0.088 55)
-
Step 700
700
#845331
oklch(49% 0.081 54.3)
-
Step 800
800
#6C4429
oklch(42.7% 0.068 53.9)
-
Step 900
900
#573A25
oklch(37.7% 0.053 56.3)
-
Step 950
950 (this color)
#3F2D21
oklch(31.5% 0.034 54.8)
#3F2D21 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) | #322E20 | 0.025 |
| Deuteranopia (no green cones) | #363221 | 0.023 |
| Tritanopia (no blue cones) | #442A2A | 0.023 |
| Achromatopsia (no color) | #313131 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2D21
#3F2D21
oklch(31.5% 0.034 54.8)
- #203440
#203440
oklch(31.4% 0.034 235.7)
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 #3F2D21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.055
- Onyx #343A40 ΔE 0.056
- Chocolate Brown #411900 ΔE 0.059
- Gunmetal #293241 ΔE 0.062
- Dark Brown #341C02 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.067
- Jet #212529 ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.069
Use #3F2D21 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.