#3F3604
Closest named color: Dark Olive (#373E02). oklch(33.3% 0.066 98.2), rgb(63, 54, 4).
Aa
White text reads best on this color (12.06:1).
About this color
#3F3604 is a dark, muted brown. In OKLCH its lightness is 33%, its chroma 0.066 and its hue 98°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.029 away. White text reads best on it, at 12.06:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.74:1 |
| White text | 12.06:1 |
Values
| HEX | #3F3604 |
| RGB | rgb(63, 54, 4) |
| HSL | hsl(51, 88%, 13%) |
| OKLCH | oklch(33.3% 0.066 98.2) |
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 #3F3604 | 12.06:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #3F3604 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #3F3604 text on white | 12.06:1 | AAA | Lc 97.5 | Preferred for body text |
| #3F3604 text on black | 1.74:1 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#ECEAE0
oklch(93.6% 0.013 97.4)
-
Step 200
200
#DDDAC6
oklch(88.5% 0.027 99.9)
-
Step 300
300
#C9C29D
oklch(81% 0.05 98.5)
-
Step 400
400
#ADA267
oklch(70.8% 0.08 99)
-
Step 500
500
#998A3B
oklch(63.1% 0.101 98.6)
-
Step 600
600
#847312
oklch(55.5% 0.109 98.2)
-
Step 700
700
#706100
oklch(49.2% 0.102 98.7)
-
Step 800
800
#5B4F08
oklch(42.7% 0.085 98.6)
-
Step 900
900 (this color)
#3F3604
oklch(33.3% 0.066 98.2)
-
Step 950
950
#2C270D
oklch(27.2% 0.042 98.6)
#3F3604 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) | #3D3400 | 0.008 |
| Deuteranopia (no green cones) | #3F3707 | 0.003 |
| Tritanopia (no blue cones) | #45312D | 0.061 |
| Achromatopsia (no color) | #363636 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F3604
#3F3604
oklch(33.3% 0.066 98.2)
- #2F3257
#2F3257
oklch(33.3% 0.065 278.7)
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 #3F3604, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.029
- Pakistan Green #283618 ΔE 0.040
- Forrest Green #154406 ΔE 0.069
- Hunter Green #0B4008 ΔE 0.070
- Pine Green #0A481E ΔE 0.075
- Evergreen #05472A ΔE 0.076
- Onyx #343A40 ΔE 0.078
- Charcoal Grey #3C4142 ΔE 0.079
Use #3F3604 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.