#3F7F2D
Closest named color: Tree Green (#2A7E19). oklch(53.5% 0.133 139.4), rgb(63, 127, 45).
Aa
White text reads best on this color (4.90:1).
About this color
#3F7F2D is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.133 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.026 away. White text reads best on it, at 4.90:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.28:1 |
| White text | 4.90:1 |
Values
| HEX | #3F7F2D |
| RGB | rgb(63, 127, 45) |
| HSL | hsl(107, 48%, 34%) |
| OKLCH | oklch(53.5% 0.133 139.4) |
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 #3F7F2D | 4.90:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #3F7F2D | 4.28:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #3F7F2D text on white | 4.90:1 | AA | Lc 73.7 | Content text, not long reading |
| #3F7F2D text on black | 4.28:1 | AA large text | Lc -28.0 | 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 600.
-
Step 50
50
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CEDFCA
oklch(88.5% 0.034 139.7)
-
Step 300
300
#ADCBA6
oklch(81% 0.06 139.8)
-
Step 400
400
#81AF75
oklch(70.6% 0.096 139.3)
-
Step 500
500
#609B51
oklch(63.1% 0.122 139.5)
-
Step 600
600 (this color)
#3F7F2D
oklch(53.5% 0.133 139.4)
-
Step 700
700
#367126
oklch(49.2% 0.124 139.6)
-
Step 800
800
#2E5C21
oklch(42.7% 0.103 139.3)
-
Step 900
900
#294C20
oklch(37.8% 0.081 139.5)
-
Step 950
950
#192C14
oklch(26.9% 0.049 139.3)
#3F7F2D 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) | #837423 | 0.090 |
| Deuteranopia (no green cones) | #7A6F34 | 0.089 |
| Tritanopia (no blue cones) | #397B6E | 0.091 |
| Achromatopsia (no color) | #717171 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F7F2D
#3F7F2D
oklch(53.5% 0.133 139.4)
- #8E509D
#8E509D
oklch(53.4% 0.134 319.6)
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 #3F7F2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.026
- Dark Grass Green #388004 ΔE 0.027
- Jungle Green #048243 ΔE 0.031
- Forest Green #228B22 ΔE 0.043
- Olive Green #677A04 ΔE 0.045
- Green #008000 ΔE 0.047
- Sea Green #2E8B57 ΔE 0.050
- Murky Green #6C7A0E ΔE 0.051
Use #3F7F2D 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.