#3F3418
Closest named color: Pakistan Green (#283618). oklch(33% 0.046 88.4), rgb(63, 52, 24).
Aa
White text reads best on this color (12.23:1).
About this color
#3F3418 is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.046 and its hue 88°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.040 away. White text reads best on it, at 12.23:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #3F3418 |
| RGB | rgb(63, 52, 24) |
| HSL | hsl(43, 45%, 17%) |
| OKLCH | oklch(33% 0.046 88.4) |
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 #3F3418 | 12.23:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #3F3418 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #3F3418 text on white | 12.23:1 | AAA | Lc 97.9 | Preferred for body text |
| #3F3418 text on black | 1.71:1 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#ECEAE3
oklch(93.7% 0.01 93.6)
-
Step 200
200
#DED9CB
oklch(88.5% 0.02 90.6)
-
Step 300
300
#CAC0A8
oklch(81% 0.035 88.1)
-
Step 400
400
#AF9F7A
oklch(70.7% 0.054 87.3)
-
Step 500
500
#9B8757
oklch(63% 0.07 87.8)
-
Step 600
600
#86713C
oklch(55.7% 0.076 88.2)
-
Step 700
700
#715E2E
oklch(49% 0.07 88.1)
-
Step 800
800
#5C4D27
oklch(42.6% 0.058 88.3)
-
Step 900
900 (this color)
#3F3418
oklch(33% 0.046 88.4)
-
Step 950
950
#2C2616
oklch(27.1% 0.029 89.8)
#3F3418 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) | #3A3316 | 0.011 |
| Deuteranopia (no green cones) | #3C3619 | 0.008 |
| Tritanopia (no blue cones) | #44302D | 0.040 |
| Achromatopsia (no color) | #353535 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F3418
#3F3418
oklch(33% 0.046 88.4)
- #2B344D
#2B344D
oklch(32.9% 0.046 268.6)
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 #3F3418, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.040
- Dark Olive #373E02 ΔE 0.046
- Onyx #343A40 ΔE 0.060
- Charcoal Grey #3C4142 ΔE 0.065
- Chocolate Brown #411900 ΔE 0.076
- Gunmetal #293241 ΔE 0.077
- Dark Brown #341C02 ΔE 0.079
- Evergreen #05472A ΔE 0.080
Use #3F3418 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.