#3F7B13
Closest named color: Tree Green (#2A7E19). oklch(52.2% 0.145 135.8), rgb(63, 123, 19).
Aa
White text reads best on this color (5.18:1).
About this color
#3F7B13 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.145 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.017 away. White text reads best on it, at 5.18:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.05:1 |
| White text | 5.18:1 |
Values
| HEX | #3F7B13 |
| RGB | rgb(63, 123, 19) |
| HSL | hsl(95, 73%, 28%) |
| OKLCH | oklch(52.2% 0.145 135.8) |
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 #3F7B13 | 5.18:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #3F7B13 | 4.05:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #3F7B13 text on white | 5.18:1 | AA | Lc 75.4 | Fine for body text |
| #3F7B13 text on black | 4.05:1 | AA large text | Lc -26.3 | 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
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CEDFC6
oklch(88.4% 0.038 135.5)
-
Step 300
300
#ADCB9E
oklch(80.8% 0.07 135.3)
-
Step 400
400
#81B168
oklch(70.8% 0.113 135.5)
-
Step 500
500
#5F9C3D
oklch(63% 0.143 135.9)
-
Step 600
600
#458613
oklch(55.5% 0.156 135.6)
-
Step 700
700 (this color)
#3F7B13
oklch(52.2% 0.145 135.8)
-
Step 800
800
#2D5D09
oklch(42.8% 0.121 135.9)
-
Step 900
900
#294C13
oklch(37.6% 0.094 135.7)
-
Step 950
950
#182D0D
oklch(27.1% 0.06 136.2)
#3F7B13 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) | #807000 | 0.089 |
| Deuteranopia (no green cones) | #786B20 | 0.089 |
| Tritanopia (no blue cones) | #3D7668 | 0.104 |
| Achromatopsia (no color) | #6D6D6D | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F7B13
#3F7B13
oklch(52.2% 0.145 135.8)
- #894BA1
#894BA1
oklch(52.3% 0.144 315.8)
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 #3F7B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.017
- Dark Grass Green #388004 ΔE 0.018
- Green #008000 ΔE 0.037
- Jungle Green #048243 ΔE 0.043
- Forest Green #228B22 ΔE 0.047
- Olive Green #677A04 ΔE 0.047
- Murky Green #6C7A0E ΔE 0.055
- Emerald Green #028F1E ΔE 0.061
Use #3F7B13 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.