#3F7A27
Closest named color: Tree Green (#2A7E19). oklch(52.1% 0.131 138), rgb(63, 122, 39).
Aa
White text reads best on this color (5.21:1).
About this color
#3F7A27 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.131 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.025 away. White text reads best on it, at 5.21:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #3F7A27 |
| RGB | rgb(63, 122, 39) |
| HSL | hsl(103, 52%, 32%) |
| OKLCH | oklch(52.1% 0.131 138) |
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 #3F7A27 | 5.21:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #3F7A27 | 4.02:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #3F7A27 text on white | 5.21:1 | AA | Lc 75.7 | Fine for body text |
| #3F7A27 text on black | 4.02:1 | AA large text | Lc -26.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CEDFC9
oklch(88.5% 0.035 138.6)
-
Step 300
300
#ADCBA3
oklch(80.9% 0.064 137.9)
-
Step 400
400
#81B071
oklch(70.8% 0.102 138)
-
Step 500
500
#609C4A
oklch(63.2% 0.131 138)
-
Step 600
600
#45862B
oklch(55.7% 0.142 138.1)
-
Step 700
700 (this color)
#3F7A27
oklch(52.1% 0.131 138)
-
Step 800
800
#2E5C1B
oklch(42.7% 0.108 137.9)
-
Step 900
900
#294C1C
oklch(37.8% 0.085 138.1)
-
Step 950
950
#192C11
oklch(26.9% 0.053 137.2)
#3F7A27 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) | #7E701C | 0.085 |
| Deuteranopia (no green cones) | #766B2E | 0.085 |
| Tritanopia (no blue cones) | #3B7669 | 0.091 |
| Achromatopsia (no color) | #6C6C6C | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F7A27
#3F7A27
oklch(52.1% 0.131 138)
- #884D9A
#884D9A
oklch(52.1% 0.133 317.9)
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 #3F7A27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.025
- Dark Grass Green #388004 ΔE 0.031
- Jungle Green #048243 ΔE 0.036
- Green #008000 ΔE 0.047
- Olive Green #677A04 ΔE 0.047
- Muddy Green #657432 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.054
- Murky Green #6C7A0E ΔE 0.054
Use #3F7A27 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.