#409E37
Closest named color: Grass Green (#3F9B0B). oklch(62.1% 0.166 141.9), rgb(64, 158, 55).
Aa
Black text reads best on this color (6.16:1).
About this color
#409E37 is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.166 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.025 away. Black text reads best on it, at 6.16:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.16:1 |
| White text | 3.40:1 |
Values
| HEX | #409E37 |
| RGB | rgb(64, 158, 55) |
| HSL | hsl(115, 48%, 42%) |
| OKLCH | oklch(62.1% 0.166 141.9) |
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 #409E37 | 3.40:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #409E37 | 6.16:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #409E37 text on white | 3.40:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #409E37 text on black | 6.16:1 | AA | Lc -40.5 | 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
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C9E1C6
oklch(88.5% 0.045 142.1)
-
Step 300
300
#A3CE9E
oklch(80.8% 0.08 142.1)
-
Step 400
400
#6FB567
oklch(70.8% 0.131 141.8)
-
Step 500
500 (this color)
#409E37
oklch(62.1% 0.166 141.9)
-
Step 600
600
#1A8B0D
oklch(55.5% 0.18 141.9)
-
Step 700
700
#0C7600
oklch(49.2% 0.165 141.9)
-
Step 800
800
#0E6005
oklch(42.6% 0.139 141.8)
-
Step 900
900
#174F12
oklch(37.7% 0.108 141.9)
-
Step 950
950
#0F2E0C
oklch(26.8% 0.069 141.9)
#409E37 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) | #A2902A | 0.117 |
| Deuteranopia (no green cones) | #968840 | 0.117 |
| Tritanopia (no blue cones) | #319989 | 0.109 |
| Achromatopsia (no color) | #8B8B8B | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #409E37
#409E37
oklch(62.1% 0.166 141.9)
- #B35FC1
#B35FC1
oklch(62.1% 0.166 321.7)
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 #409E37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.025
- Grassy Green #419C03 ΔE 0.026
- Mid Green #50A747 ΔE 0.033
- Medium Green #39AD48 ΔE 0.042
- Irish Green #019529 ΔE 0.042
- Muted Green #5FA052 ΔE 0.043
- Kelly Green #02AB2E ΔE 0.044
- Kelley Green #009337 ΔE 0.046
Use #409E37 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.