#406D40
Closest named color: Dark Olive Green (#556B2F). oklch(49% 0.086 144.1), rgb(64, 109, 64).
Aa
White text reads best on this color (6.03:1).
About this color
#406D40 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.086 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.028 away. White text reads best on it, at 6.03:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.47:1 |
| White text | 6.03:1 |
Values
| HEX | #406D40 |
| RGB | rgb(64, 109, 64) |
| HSL | hsl(120, 26%, 34%) |
| OKLCH | oklch(49% 0.086 144.1) |
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 #406D40 | 6.03:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #406D40 | 3.47:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #406D40 text on white | 6.03:1 | AA | Lc 80.0 | Fine for body text |
| #406D40 text on black | 3.47:1 | AA large text | Lc -21.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D0DDD0
oklch(88.4% 0.022 145.4)
-
Step 300
300
#B1C8B0
oklch(80.9% 0.042 144.1)
-
Step 400
400
#88AC87
oklch(70.8% 0.066 144.2)
-
Step 500
500
#699768
oklch(63% 0.085 144)
-
Step 600
600
#508150
oklch(55.5% 0.092 144.2)
-
Step 700
700 (this color)
#406D40
oklch(49% 0.086 144.1)
-
Step 800
800
#355935
oklch(42.6% 0.072 144.2)
-
Step 900
900
#2F492E
oklch(37.6% 0.055 143.5)
-
Step 950
950
#1C2B1B
oklch(27% 0.035 143)
#406D40 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) | #6F653D | 0.066 |
| Deuteranopia (no green cones) | #686143 | 0.065 |
| Tritanopia (no blue cones) | #3B6B62 | 0.053 |
| Achromatopsia (no color) | #636363 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406D40
#406D40
oklch(49% 0.086 144.1)
- #784F7C
#784F7C
oklch(49% 0.086 323.7)
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 #406D40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.028
- Camo Green #526525 ΔE 0.035
- Dark Moss Green #606C38 ΔE 0.040
- Camouflage Green #4B6113 ΔE 0.048
- Army Green #4B5D16 ΔE 0.055
- Mud Green #606602 ΔE 0.056
- Muddy Green #657432 ΔE 0.056
- Pine #2B5D34 ΔE 0.058
Use #406D40 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.