#40724F
Closest named color: Dark Olive Green (#556B2F). oklch(50.6% 0.078 152.4), rgb(64, 114, 79).
Aa
White text reads best on this color (5.61:1).
About this color
#40724F is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.078 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.041 away. White text reads best on it, at 5.61:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.73:1 |
| White text | 5.61:1 |
Values
| HEX | #40724F |
| RGB | rgb(64, 114, 79) |
| HSL | hsl(138, 28%, 35%) |
| OKLCH | oklch(50.6% 0.078 152.4) |
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 #40724F | 5.61:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #40724F | 3.73:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #40724F text on white | 5.61:1 | AA | Lc 78.0 | Fine for body text |
| #40724F 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#CFDDD2
oklch(88.4% 0.021 152.2)
-
Step 300
300
#AFC8B5
oklch(80.9% 0.038 152.7)
-
Step 400
400
#85AC8F
oklch(70.8% 0.06 152.6)
-
Step 500
500
#659773
oklch(63.1% 0.076 152.6)
-
Step 600
600
#4B825B
oklch(55.7% 0.085 152.2)
-
Step 700
700 (this color)
#40724F
oklch(50.6% 0.078 152.4)
-
Step 800
800
#32593D
oklch(42.6% 0.065 151.9)
-
Step 900
900
#2C4934
oklch(37.6% 0.05 152.1)
-
Step 950
950
#1A2B1F
oklch(27% 0.032 153.1)
#40724F 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) | #726B4D | 0.068 |
| Deuteranopia (no green cones) | #6B6551 | 0.068 |
| Tritanopia (no blue cones) | #367169 | 0.041 |
| Achromatopsia (no color) | #676767 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40724F
#40724F
oklch(50.6% 0.078 152.4)
- #805479
#805479
oklch(50.7% 0.079 332.5)
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 #40724F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.043
- Camo Green #526525 ΔE 0.053
- Muddy Green #657432 ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.057
- Deep Turquoise #017374 ΔE 0.061
- Bluegreen #017A79 ΔE 0.063
- Military Green #667C3E ΔE 0.063
Use #40724F 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.