#3F3310
Closest named color: Pakistan Green (#283618). oklch(32.6% 0.054 90.1), rgb(63, 51, 16).
Aa
White text reads best on this color (12.40:1).
About this color
#3F3310 is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.054 and its hue 90°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.039 away. White text reads best on it, at 12.40:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #3F3310 |
| RGB | rgb(63, 51, 16) |
| HSL | hsl(45, 59%, 15%) |
| OKLCH | oklch(32.6% 0.054 90.1) |
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 #3F3310 | 12.40:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #3F3310 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #3F3310 text on white | 12.40:1 | AAA | Lc 98.2 | Preferred for body text |
| #3F3310 text on black | 1.69:1 | 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 900.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEAE1
oklch(93.7% 0.012 91.5)
-
Step 200
200
#DFD9C9
oklch(88.6% 0.023 89.8)
-
Step 300
300
#CBC0A4
oklch(80.9% 0.04 89.1)
-
Step 400
400
#B09F72
oklch(70.6% 0.064 89.7)
-
Step 500
500
#9D874D
oklch(63% 0.082 89.2)
-
Step 600
600
#88712F
oklch(55.7% 0.089 89.9)
-
Step 700
700
#735E21
oklch(49% 0.083 89.8)
-
Step 800
800
#5E4D1E
oklch(42.7% 0.068 89.3)
-
Step 900
900 (this color)
#3F3310
oklch(32.6% 0.054 90.1)
-
Step 950
950
#2D2612
oklch(27.1% 0.035 90.7)
#3F3310 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) | #39320C | 0.013 |
| Deuteranopia (no green cones) | #3C3612 | 0.010 |
| Tritanopia (no blue cones) | #452E2C | 0.050 |
| Achromatopsia (no color) | #343434 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F3310
#3F3310
oklch(32.6% 0.054 90.1)
- #2A3350
#2A3350
oklch(32.7% 0.053 270.1)
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 #3F3310, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.039
- Dark Olive #373E02 ΔE 0.043
- Onyx #343A40 ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.073
- Chocolate Brown #411900 ΔE 0.074
- Dark Brown #341C02 ΔE 0.076
- Hunter Green #0B4008 ΔE 0.079
- Forrest Green #154406 ΔE 0.080
Use #3F3310 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.