#40784F
Closest named color: Dark Olive Green (#556B2F). oklch(52.2% 0.088 151), rgb(64, 120, 79).
Aa
White text reads best on this color (5.22:1).
About this color
#40784F is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.088 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.047 away. White text reads best on it, at 5.22:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #40784F |
| RGB | rgb(64, 120, 79) |
| HSL | hsl(136, 30%, 36%) |
| OKLCH | oklch(52.2% 0.088 151) |
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 #40784F | 5.22:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #40784F | 4.01:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #40784F text on white | 5.22:1 | AA | Lc 75.8 | Fine for body text |
| #40784F text on black | 4.01:1 | 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
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED1
oklch(88.5% 0.025 151.1)
-
Step 300
300
#AEC9B3
oklch(81% 0.042 150.7)
-
Step 400
400
#82AD8B
oklch(70.7% 0.068 150.8)
-
Step 500
500
#61996E
oklch(63.2% 0.088 150.6)
-
Step 600
600
#468356
oklch(55.6% 0.095 150.8)
-
Step 700
700 (this color)
#40784F
oklch(52.2% 0.088 151)
-
Step 800
800
#2E5A3A
oklch(42.6% 0.072 151.1)
-
Step 900
900
#2A4A32
oklch(37.7% 0.056 151)
-
Step 950
950
#192B1D
oklch(26.9% 0.035 150.5)
#40784F 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) | #78704C | 0.074 |
| Deuteranopia (no green cones) | #706A51 | 0.073 |
| Tritanopia (no blue cones) | #35766D | 0.048 |
| Achromatopsia (no color) | #6C6C6C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40784F
#40784F
oklch(52.2% 0.088 151)
- #875681
#875681
oklch(52.3% 0.089 331.2)
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 #40784F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.047
- Dark Moss Green #606C38 ΔE 0.048
- Muddy Green #657432 ΔE 0.049
- Jungle Green #048243 ΔE 0.050
- Military Green #667C3E ΔE 0.051
- Dark Sage #598556 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.056
- Camo Green #526525 ΔE 0.063
Use #40784F 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.