#3F4720
Closest named color: Dark Olive (#373E02). oklch(38.1% 0.06 118.9), rgb(63, 71, 32).
Aa
White text reads best on this color (9.84:1).
About this color
#3F4720 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.060 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.039 away. White text reads best on it, at 9.84:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.13:1 |
| White text | 9.84:1 |
Values
| HEX | #3F4720 |
| RGB | rgb(63, 71, 32) |
| HSL | hsl(72, 38%, 20%) |
| OKLCH | oklch(38.1% 0.06 118.9) |
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 #3F4720 | 9.84:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #3F4720 | 2.13:1 | Fails | Lc 11.1 | Not readable |
| #3F4720 text on white | 9.84:1 | AAA | Lc 92.8 | Preferred for body text |
| #3F4720 text on black | 2.13:1 | Fails | Lc -9.7 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E9EBE2
oklch(93.6% 0.012 116.8)
-
Step 200
200
#D7DCC9
oklch(88.5% 0.026 118.9)
-
Step 300
300
#BDC5A5
oklch(80.9% 0.045 118.8)
-
Step 400
400
#9BA774
oklch(70.6% 0.072 119)
-
Step 500
500
#83914F
oklch(63% 0.092 118.9)
-
Step 600
600
#6D7B31
oklch(55.5% 0.1 118.8)
-
Step 700
700
#5B6824
oklch(49.1% 0.093 119.1)
-
Step 800
800
#4A551F
oklch(42.7% 0.078 119.5)
-
Step 900
900 (this color)
#3F4720
oklch(38.1% 0.06 118.9)
-
Step 950
950
#242913
oklch(26.9% 0.038 119.5)
#3F4720 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) | #4B431D | 0.022 |
| Deuteranopia (no green cones) | #4A4422 | 0.021 |
| Tritanopia (no blue cones) | #42433E | 0.052 |
| Achromatopsia (no color) | #434343 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4720
#3F4720
oklch(38.1% 0.06 118.9)
- #473B5E
#473B5E
oklch(38% 0.06 299.3)
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 #3F4720, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.039
- Green Brown #544E03 ΔE 0.048
- Navy Green #35530A ΔE 0.051
- Mud Brown #60460F ΔE 0.057
- Pine Green #0A481E ΔE 0.057
- Evergreen #05472A ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.062
- Forrest Green #154406 ΔE 0.064
Use #3F4720 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.