#40773F
Closest named color: Dark Olive Green (#556B2F). oklch(51.7% 0.104 143.5), rgb(64, 119, 63).
Aa
White text reads best on this color (5.34:1).
About this color
#40773F is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.104 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.039 away. White text reads best on it, at 5.34:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #40773F |
| RGB | rgb(64, 119, 63) |
| HSL | hsl(119, 31%, 36%) |
| OKLCH | oklch(51.7% 0.104 143.5) |
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 #40773F | 5.34:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #40773F | 3.92:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #40773F text on white | 5.34:1 | AA | Lc 76.4 | Fine for body text |
| #40773F text on black | 3.92:1 | AA large text | Lc -25.3 | 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
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CFDECE
oklch(88.5% 0.027 143.6)
-
Step 300
300
#AECAAC
oklch(81% 0.051 143.3)
-
Step 400
400
#83AE80
oklch(70.7% 0.081 143.1)
-
Step 500
500
#629A60
oklch(63.2% 0.104 143.5)
-
Step 600
600
#488446
oklch(55.7% 0.112 143.2)
-
Step 700
700 (this color)
#40773F
oklch(51.7% 0.104 143.5)
-
Step 800
800
#2F5B2F
oklch(42.7% 0.086 143.9)
-
Step 900
900
#2B4B2A
oklch(37.8% 0.067 143.5)
-
Step 950
950
#192C19
oklch(27% 0.043 144.3)
#40773F 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) | #796E3B | 0.077 |
| Deuteranopia (no green cones) | #716943 | 0.076 |
| Tritanopia (no blue cones) | #39746A | 0.066 |
| Achromatopsia (no color) | #6B6B6B | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40773F
#40773F
oklch(51.7% 0.104 143.5)
- #85528A
#85528A
oklch(51.7% 0.104 323.7)
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 #40773F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.039
- Jungle Green #048243 ΔE 0.041
- Muddy Green #657432 ΔE 0.044
- Dark Moss Green #606C38 ΔE 0.046
- Military Green #667C3E ΔE 0.050
- Tree Green #2A7E19 ΔE 0.053
- Camo Green #526525 ΔE 0.054
- Dark Sage #598556 ΔE 0.058
Use #40773F 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.