#40784B
Closest named color: Dark Olive Green (#556B2F). oklch(52.2% 0.092 148.8), rgb(64, 120, 75).
Aa
White text reads best on this color (5.24:1).
About this color
#40784B is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.092 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.044 away. White text reads best on it, at 5.24:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #40784B |
| RGB | rgb(64, 120, 75) |
| HSL | hsl(132, 30%, 36%) |
| OKLCH | oklch(52.2% 0.092 148.8) |
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 #40784B | 5.24:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #40784B | 4.00:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #40784B text on white | 5.24:1 | AA | Lc 75.9 | Fine for body text |
| #40784B text on black | 4.00:1 | AA large text | Lc -25.9 | 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
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CFDED0
oklch(88.5% 0.025 147.3)
-
Step 300
300
#AEC9B1
oklch(80.9% 0.044 148.3)
-
Step 400
400
#82AD88
oklch(70.6% 0.071 148.5)
-
Step 500
500
#61996B
oklch(63.1% 0.091 148.9)
-
Step 600
600
#468352
oklch(55.5% 0.099 148.8)
-
Step 700
700 (this color)
#40784B
oklch(52.2% 0.092 148.8)
-
Step 800
800
#2E5A37
oklch(42.6% 0.076 149)
-
Step 900
900
#2A4A30
oklch(37.6% 0.058 149)
-
Step 950
950
#192C1C
oklch(27.1% 0.039 148.4)
#40784B 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) | #797048 | 0.076 |
| Deuteranopia (no green cones) | #716A4E | 0.075 |
| Tritanopia (no blue cones) | #36766D | 0.053 |
| Achromatopsia (no color) | #6C6C6C | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40784B
#40784B
oklch(52.2% 0.092 148.8)
- #865584
#865584
oklch(52.1% 0.093 328.2)
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 #40784B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.044
- Jungle Green #048243 ΔE 0.046
- Muddy Green #657432 ΔE 0.046
- Dark Moss Green #606C38 ΔE 0.047
- Military Green #667C3E ΔE 0.049
- Dark Sage #598556 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.055
- Camo Green #526525 ΔE 0.060
Use #40784B 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.