#409D11
Closest named color: Grassy Green (#419C03). oklch(61.5% 0.186 138.4), rgb(64, 157, 17).
Aa
Black text reads best on this color (6.04:1).
About this color
#409D11 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.186 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.004 away. Black text reads best on it, at 6.04:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.04:1 |
| White text | 3.47:1 |
Values
| HEX | #409D11 |
| RGB | rgb(64, 157, 17) |
| HSL | hsl(100, 80%, 34%) |
| OKLCH | oklch(61.5% 0.186 138.4) |
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 #409D11 | 3.47:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #409D11 | 6.04:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #409D11 text on white | 3.47:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #409D11 text on black | 6.04:1 | AA | Lc -39.9 | 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
#F2F8F0
oklch(97.2% 0.012 137.8)
-
Step 100
100
#E1EEDE
oklch(93.5% 0.025 139.8)
-
Step 200
200
#C9E2C2
oklch(88.6% 0.051 138.9)
-
Step 300
300
#A3CF96
oklch(80.8% 0.091 138.6)
-
Step 400
400
#70B659
oklch(70.8% 0.145 138.5)
-
Step 500
500 (this color)
#409D11
oklch(61.5% 0.186 138.4)
-
Step 600
600
#338900
oklch(55.5% 0.173 138.5)
-
Step 700
700
#2A7300
oklch(49% 0.153 138.4)
-
Step 800
800
#215F00
oklch(42.8% 0.134 138.5)
-
Step 900
900
#1A4F00
oklch(37.7% 0.118 138.5)
-
Step 950
950
#102F04
oklch(27.1% 0.078 138.3)
#409D11 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) | #A28E00 | 0.121 |
| Deuteranopia (no green cones) | #978726 | 0.120 |
| Tritanopia (no blue cones) | #369785 | 0.129 |
| Achromatopsia (no color) | #8A8A8A | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #409D11
#409D11
oklch(61.5% 0.186 138.4)
- #B258CB
#B258CB
oklch(61.5% 0.187 318.4)
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 #409D11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.004
- Grass Green #3F9B0B ΔE 0.006
- Irish Green #019529 ΔE 0.040
- Kelly Green #02AB2E ΔE 0.040
- True Green #089404 ΔE 0.040
- Leaf Green #5CA904 ΔE 0.046
- Mid Green #50A747 ΔE 0.048
- Kelley Green #009337 ΔE 0.050
Use #409D11 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.