#407B40
Closest named color: Jungle Green (#048243). oklch(52.8% 0.109 143.8), rgb(64, 123, 64).
Aa
White text reads best on this color (5.09:1).
About this color
#407B40 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.109 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.034 away. White text reads best on it, at 5.09:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #407B40 |
| RGB | rgb(64, 123, 64) |
| HSL | hsl(120, 32%, 37%) |
| OKLCH | oklch(52.8% 0.109 143.8) |
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 #407B40 | 5.09:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #407B40 | 4.12:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #407B40 text on white | 5.09:1 | AA | Lc 75.0 | Content text, not long reading |
| #407B40 text on black | 4.12:1 | AA large text | Lc -26.8 | 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 600.
-
Step 50
50
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CFDECE
oklch(88.5% 0.027 143.6)
-
Step 300
300
#AEC9AD
oklch(80.8% 0.049 144.2)
-
Step 400
400
#83AE82
oklch(70.8% 0.078 144.1)
-
Step 500
500
#639962
oklch(63.1% 0.099 143.9)
-
Step 600
600 (this color)
#407B40
oklch(52.8% 0.109 143.8)
-
Step 700
700
#396F39
oklch(49% 0.101 143.8)
-
Step 800
800
#305B30
oklch(42.8% 0.084 143.9)
-
Step 900
900
#2B4B2A
oklch(37.8% 0.067 143.5)
-
Step 950
950
#1A2C19
oklch(27.1% 0.042 143.1)
#407B40 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) | #7D713B | 0.082 |
| Deuteranopia (no green cones) | #756C44 | 0.081 |
| Tritanopia (no blue cones) | #38786D | 0.068 |
| Achromatopsia (no color) | #6E6E6E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #407B40
#407B40
oklch(52.8% 0.109 143.8)
- #89548F
#89548F
oklch(52.8% 0.108 323.3)
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 #407B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.034
- Muddy Green #657432 ΔE 0.044
- Military Green #667C3E ΔE 0.045
- Sea Green #2E8B57 ΔE 0.048
- Tree Green #2A7E19 ΔE 0.048
- Dark Olive Green #556B2F ΔE 0.048
- Dark Sage #598556 ΔE 0.050
- Dark Grass Green #388004 ΔE 0.053
Use #407B40 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.