#3F4E2B
Closest named color: Green Brown (#544E03). oklch(40.1% 0.058 127.7), rgb(63, 78, 43).
Aa
White text reads best on this color (8.98:1).
About this color
#3F4E2B is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.043 away. White text reads best on it, at 8.98:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.33:1 |
| White text | 8.98:1 |
Values
| HEX | #3F4E2B |
| RGB | rgb(63, 78, 43) |
| HSL | hsl(86, 29%, 24%) |
| OKLCH | oklch(40.1% 0.058 127.7) |
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 #3F4E2B | 8.98:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #3F4E2B | 2.33:1 | Fails | Lc 13.4 | Not readable |
| #3F4E2B text on white | 8.98:1 | AAA | Lc 90.6 | Preferred for body text |
| #3F4E2B text on black | 2.33:1 | Fails | Lc -11.7 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE3
oklch(93.7% 0.013 130.8)
-
Step 200
200
#D4DCCC
oklch(88.4% 0.023 128.8)
-
Step 300
300
#B9C6A9
oklch(80.9% 0.042 127)
-
Step 400
400
#94A97A
oklch(70.6% 0.07 127.7)
-
Step 500
500
#7A9458
oklch(63.1% 0.089 127.8)
-
Step 600
600
#637E3D
oklch(55.6% 0.097 127.8)
-
Step 700
700
#526A2F
oklch(49.1% 0.09 127.7)
-
Step 800
800
#435728
oklch(42.8% 0.075 128.2)
-
Step 900
900 (this color)
#3F4E2B
oklch(40.1% 0.058 127.7)
-
Step 950
950
#212A16
oklch(27% 0.037 128.4)
#3F4E2B 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) | #514A28 | 0.030 |
| Deuteranopia (no green cones) | #4F492D | 0.030 |
| Tritanopia (no blue cones) | #414B45 | 0.045 |
| Achromatopsia (no color) | #494949 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4E2B
#3F4E2B
oklch(40.1% 0.058 127.7)
- #513F60
#513F60
oklch(40.1% 0.059 308.9)
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 #3F4E2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.043
- Navy Green #35530A ΔE 0.045
- Pine #2B5D34 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.056
- Mud Brown #60460F ΔE 0.057
- Dark Blue Green #005249 ΔE 0.060
- Dark Olive #373E02 ΔE 0.061
- Army Green #4B5D16 ΔE 0.061
Use #3F4E2B 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.