#3F4615
Closest named color: Dark Olive (#373E02). oklch(37.6% 0.071 116.8), rgb(63, 70, 21).
Aa
White text reads best on this color (10.00:1).
About this color
#3F4615 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.071 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.032 away. White text reads best on it, at 10.00:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.09:1 |
| White text | 10.00:1 |
Values
| HEX | #3F4615 |
| RGB | rgb(63, 70, 21) |
| HSL | hsl(69, 54%, 18%) |
| OKLCH | oklch(37.6% 0.071 116.8) |
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 #3F4615 | 10.00:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #3F4615 | 2.09:1 | Fails | Lc 10.8 | Not readable |
| #3F4615 text on white | 10.00:1 | AAA | Lc 93.2 | Preferred for body text |
| #3F4615 text on black | 2.09:1 | Fails | Lc -9.3 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D7DCC6
oklch(88.5% 0.03 117.4)
-
Step 300
300
#BEC69F
oklch(81% 0.054 117)
-
Step 400
400
#9DA86A
oklch(70.8% 0.085 116.8)
-
Step 500
500
#85923F
oklch(63.2% 0.109 117.1)
-
Step 600
600
#6F7B19
oklch(55.5% 0.118 116.6)
-
Step 700
700
#5D6808
oklch(49.1% 0.11 116.9)
-
Step 800
800
#4C550E
oklch(42.7% 0.091 116.9)
-
Step 900
900 (this color)
#3F4615
oklch(37.6% 0.071 116.8)
-
Step 950
950
#25290E
oklch(27% 0.044 116.5)
#3F4615 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) | #4B420F | 0.022 |
| Deuteranopia (no green cones) | #4A4318 | 0.021 |
| Tritanopia (no blue cones) | #43423C | 0.061 |
| Achromatopsia (no color) | #424242 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4615
#3F4615
oklch(37.6% 0.071 116.8)
- #453962
#453962
oklch(37.6% 0.07 296.4)
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 #3F4615, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.032
- Navy Green #35530A ΔE 0.046
- Green Brown #544E03 ΔE 0.047
- Pine Green #0A481E ΔE 0.055
- Mud Brown #60460F ΔE 0.058
- Forrest Green #154406 ΔE 0.058
- Evergreen #05472A ΔE 0.059
- British Racing Green #05480D ΔE 0.062
Use #3F4615 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.