#339820
Closest named color: Grass Green (#3F9B0B). oklch(59.8% 0.179 140.9), rgb(51, 152, 32).
Aa
Black text reads best on this color (5.65:1).
About this color
#339820 is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.179 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.015 away. Black text reads best on it, at 5.65:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #339820 |
| RGB | rgb(51, 152, 32) |
| HSL | hsl(110, 65%, 36%) |
| OKLCH | oklch(59.8% 0.179 140.9) |
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 #339820 | 3.71:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #339820 | 5.65:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #339820 text on white | 3.71:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #339820 text on black | 5.65:1 | AA | Lc -37.4 | 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 500.
-
Step 50
50
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E1EEDF
oklch(93.5% 0.024 141.5)
-
Step 200
200
#C8E2C4
oklch(88.6% 0.049 141.4)
-
Step 300
300
#A2CF9A
oklch(80.9% 0.087 140.8)
-
Step 400
400
#6CB660
oklch(70.7% 0.141 141)
-
Step 500
500 (this color)
#339820
oklch(59.8% 0.179 140.9)
-
Step 600
600
#1F8B00
oklch(55.6% 0.182 140.9)
-
Step 700
700
#187500
oklch(49.1% 0.161 141)
-
Step 800
800
#126000
oklch(42.7% 0.14 141)
-
Step 900
900
#145008
oklch(37.8% 0.117 140.9)
-
Step 950
950
#0E2F08
oklch(27.1% 0.075 140.8)
#339820 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) | #9C8900 | 0.122 |
| Deuteranopia (no green cones) | #90812E | 0.123 |
| Tritanopia (no blue cones) | #219382 | 0.120 |
| Achromatopsia (no color) | #858585 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339820
#339820
oklch(59.8% 0.179 140.9)
- #AE54BF
#AE54BF
oklch(59.8% 0.179 321)
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 #339820, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.015
- Grassy Green #419C03 ΔE 0.019
- Irish Green #019529 ΔE 0.021
- True Green #089404 ΔE 0.026
- Kelley Green #009337 ΔE 0.030
- Emerald Green #028F1E ΔE 0.035
- Forest Green #228B22 ΔE 0.042
- Sap Green #5C8B15 ΔE 0.047
Use #339820 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.