#3F300B
Closest named color: Pakistan Green (#283618). oklch(31.8% 0.056 86), rgb(63, 48, 11).
Aa
White text reads best on this color (12.81:1).
About this color
#3F300B is a dark, muted brown. In OKLCH its lightness is 32%, its chroma 0.056 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.041 away. White text reads best on it, at 12.81:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.63:1 |
| White text | 12.81:1 |
Values
| HEX | #3F300B |
| RGB | rgb(63, 48, 11) |
| HSL | hsl(43, 70%, 15%) |
| OKLCH | oklch(31.8% 0.056 86) |
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 #3F300B | 12.81:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #3F300B | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #3F300B text on white | 12.81:1 | AAA | Lc 98.8 | Preferred for body text |
| #3F300B text on black | 1.63:1 | 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
#F8F5EF
oklch(97.1% 0.009 84.6)
-
Step 100
100
#F0E9DC
oklch(93.6% 0.019 83.1)
-
Step 200
200
#E4D8BE
oklch(88.5% 0.037 86.2)
-
Step 300
300
#D4BE90
oklch(80.9% 0.066 85.3)
-
Step 400
400
#BE9C4D
oklch(70.8% 0.106 86.2)
-
Step 500
500
#AC8200
oklch(63% 0.129 85.7)
-
Step 600
600
#916D00
oklch(55.6% 0.114 85.6)
-
Step 700
700
#7A5C00
oklch(49.2% 0.101 86.4)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900
#543E00
oklch(37.8% 0.077 85.9)
-
Step 950
950 (this color)
#3F300B
oklch(31.8% 0.056 86)
#3F300B 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) | #373006 | 0.017 |
| Deuteranopia (no green cones) | #3A340D | 0.015 |
| Tritanopia (no blue cones) | #452B28 | 0.049 |
| Achromatopsia (no color) | #323232 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F300B
#3F300B
oklch(31.8% 0.056 86)
- #25314F
#25314F
oklch(31.8% 0.056 266.7)
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 #3F300B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.041
- Dark Olive #373E02 ΔE 0.049
- Chocolate Brown #411900 ΔE 0.065
- Dark Brown #341C02 ΔE 0.068
- Onyx #343A40 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.080
- Hunter Green #0B4008 ΔE 0.083
- Gunmetal #293241 ΔE 0.086
Use #3F300B 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.