#3F8601
Closest named color: Dark Grass Green (#388004). oklch(55.2% 0.164 136.2), rgb(63, 134, 1).
Aa
Black text reads best on this color (4.62:1).
About this color
#3F8601 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.164 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grass Green (#388004), ΔE 0.020 away. Black text reads best on it, at 4.62:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Dark Grass Green (#388004) |
| Black text | 4.62:1 |
| White text | 4.54:1 |
Values
| HEX | #3F8601 |
| RGB | rgb(63, 134, 1) |
| HSL | hsl(92, 99%, 26%) |
| OKLCH | oklch(55.2% 0.164 136.2) |
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 #3F8601 | 4.54:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #3F8601 | 4.62:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #3F8601 text on white | 4.54:1 | AA | Lc 71.2 | Content text, not long reading |
| #3F8601 text on black | 4.62:1 | AA | Lc -30.5 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CDE0C5
oklch(88.5% 0.042 136.3)
-
Step 300
300
#ABCC9D
oklch(80.9% 0.074 136.5)
-
Step 400
400
#7EB165
oklch(70.6% 0.118 136)
-
Step 500
500
#5C9D38
oklch(63.1% 0.15 136.2)
-
Step 600
600 (this color)
#3F8601
oklch(55.2% 0.164 136.2)
-
Step 700
700
#347200
oklch(49.1% 0.147 136.3)
-
Step 800
800
#2A5D01
oklch(42.6% 0.126 136.1)
-
Step 900
900
#274D10
oklch(37.8% 0.099 136.2)
-
Step 950
950
#172D0C
oklch(27% 0.062 136.6)
#3F8601 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) | #8B7A00 | 0.102 |
| Deuteranopia (no green cones) | #827419 | 0.100 |
| Tritanopia (no blue cones) | #3B8171 | 0.117 |
| Achromatopsia (no color) | #767676 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F8601
#3F8601
oklch(55.2% 0.164 136.2)
- #964DB1
#964DB1
oklch(55.1% 0.164 316)
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 #3F8601, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grass Green #388004 ΔE 0.020
- Forest Green #228B22 ΔE 0.021
- Emerald Green #028F1E ΔE 0.032
- Tree Green #2A7E19 ΔE 0.033
- Sap Green #5C8B15 ΔE 0.037
- Green #008000 ΔE 0.039
- Kelley Green #009337 ΔE 0.043
- Irish Green #019529 ΔE 0.045
Use #3F8601 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.