#339A31
Closest named color: Grass Green (#3F9B0B). oklch(60.5% 0.171 142.8), rgb(51, 154, 49).
Aa
Black text reads best on this color (5.80:1).
About this color
#339A31 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.171 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.021 away. Black text reads best on it, at 5.80:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.80:1 |
| White text | 3.61:1 |
Values
| HEX | #339A31 |
| RGB | rgb(51, 154, 49) |
| HSL | hsl(119, 52%, 40%) |
| OKLCH | oklch(60.5% 0.171 142.8) |
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 #339A31 | 3.61:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #339A31 | 5.80:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #339A31 text on white | 3.61:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #339A31 text on black | 5.80:1 | AA | Lc -38.3 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E2C6
oklch(88.6% 0.047 143.2)
-
Step 300
300
#A1CF9E
oklch(80.9% 0.083 143.2)
-
Step 400
400
#6BB667
oklch(70.8% 0.134 142.9)
-
Step 500
500 (this color)
#339A31
oklch(60.5% 0.171 142.8)
-
Step 600
600
#038C0B
oklch(55.5% 0.186 142.9)
-
Step 700
700
#007606
oklch(49% 0.165 142.9)
-
Step 800
800
#016104
oklch(42.7% 0.143 142.8)
-
Step 900
900
#124F11
oklch(37.5% 0.111 142.8)
-
Step 950
950
#0D2F0C
oklch(27.1% 0.071 142.8)
#339A31 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) | #9D8C23 | 0.122 |
| Deuteranopia (no green cones) | #91833B | 0.123 |
| Tritanopia (no blue cones) | #1B9585 | 0.111 |
| Achromatopsia (no color) | #878787 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339A31
#339A31
oklch(60.5% 0.171 142.8)
- #B058BC
#B058BC
oklch(60.4% 0.171 322.7)
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 #339A31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.021
- Grassy Green #419C03 ΔE 0.024
- Irish Green #019529 ΔE 0.026
- Kelley Green #009337 ΔE 0.030
- True Green #089404 ΔE 0.036
- Emerald Green #028F1E ΔE 0.042
- Forest Green #228B22 ΔE 0.047
- Sap Green #5C8B15 ΔE 0.048
Use #339A31 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.