#40733C
Closest named color: Dark Olive Green (#556B2F). oklch(50.5% 0.1 142.4), rgb(64, 115, 60).
Aa
White text reads best on this color (5.62:1).
About this color
#40733C is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.100 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.031 away. White text reads best on it, at 5.62:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #40733C |
| RGB | rgb(64, 115, 60) |
| HSL | hsl(116, 31%, 34%) |
| OKLCH | oklch(50.5% 0.1 142.4) |
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 #40733C | 5.62:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #40733C | 3.73:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #40733C text on white | 5.62:1 | AA | Lc 78.0 | Fine for body text |
| #40733C text on black | 3.73:1 | AA large text | Lc -23.8 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E5ECE4
oklch(93.6% 0.013 141.8)
-
Step 200
200
#CFDECE
oklch(88.5% 0.027 143.6)
-
Step 300
300
#AFC9AC
oklch(80.8% 0.049 142.3)
-
Step 400
400
#85AD81
oklch(70.6% 0.076 142.4)
-
Step 500
500
#659960
oklch(63.1% 0.1 142.3)
-
Step 600
600
#4B8347
oklch(55.6% 0.108 142.6)
-
Step 700
700 (this color)
#40733C
oklch(50.5% 0.1 142.4)
-
Step 800
800
#325A2F
oklch(42.6% 0.082 142.5)
-
Step 900
900
#2C4A2A
oklch(37.6% 0.064 142.8)
-
Step 950
950
#1A2C19
oklch(27.1% 0.042 143.1)
#40733C 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) | #756A38 | 0.073 |
| Deuteranopia (no green cones) | #6E6640 | 0.072 |
| Tritanopia (no blue cones) | #3B7066 | 0.065 |
| Achromatopsia (no color) | #676767 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40733C
#40733C
oklch(50.5% 0.1 142.4)
- #805086
#805086
oklch(50.6% 0.1 322.9)
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 #40733C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.031
- Dark Moss Green #606C38 ΔE 0.042
- Camo Green #526525 ΔE 0.043
- Muddy Green #657432 ΔE 0.046
- Jungle Green #048243 ΔE 0.050
- Mud Green #606602 ΔE 0.055
- Camouflage Green #4B6113 ΔE 0.057
- Military Green #667C3E ΔE 0.057
Use #40733C 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.