#339A41
Closest named color: Kelley Green (#009337). oklch(60.7% 0.158 145.5), rgb(51, 154, 65).
Aa
Black text reads best on this color (5.83:1).
About this color
#339A41 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.158 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.031 away. Black text reads best on it, at 5.83:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #339A41 |
| RGB | rgb(51, 154, 65) |
| HSL | hsl(128, 50%, 40%) |
| OKLCH | oklch(60.7% 0.158 145.5) |
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 #339A41 | 3.59:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #339A41 | 5.83:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #339A41 text on white | 3.59:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #339A41 text on black | 5.83:1 | AA | Lc -38.5 | 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
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C8
oklch(88.4% 0.043 145.2)
-
Step 300
300
#A1CEA3
oklch(80.8% 0.076 146)
-
Step 400
400
#6BB570
oklch(70.7% 0.124 145.6)
-
Step 500
500 (this color)
#339A41
oklch(60.7% 0.158 145.5)
-
Step 600
600
#008C28
oklch(55.7% 0.172 145.6)
-
Step 700
700
#007620
oklch(49.2% 0.152 145.5)
-
Step 800
800
#006119
oklch(42.8% 0.133 145.6)
-
Step 900
900
#114F1B
oklch(37.6% 0.103 145.6)
-
Step 950
950
#0D2E11
oklch(26.8% 0.064 145.7)
#339A41 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) | #9C8C38 | 0.120 |
| Deuteranopia (no green cones) | #908448 | 0.119 |
| Tritanopia (no blue cones) | #159686 | 0.096 |
| Achromatopsia (no color) | #878787 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339A41
#339A41
oklch(60.7% 0.158 145.5)
- #B15CB5
#B15CB5
oklch(60.8% 0.158 325.6)
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 #339A41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.031
- Irish Green #019529 ΔE 0.034
- Grass Green #3F9B0B ΔE 0.035
- Grassy Green #419C03 ΔE 0.038
- Light Forest Green #4F9153 ΔE 0.045
- Fern Green #548D44 ΔE 0.045
- Mid Green #50A747 ΔE 0.047
- True Green #089404 ΔE 0.047
Use #339A41 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.