#566740
Closest named color: Dark Moss Green (#606C38). oklch(48.9% 0.062 127.7), rgb(86, 103, 64).
Aa
White text reads best on this color (6.15:1).
About this color
#566740 is a medium-dark, muted green. In OKLCH its lightness is 49%, its chroma 0.062 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.025 away. White text reads best on it, at 6.15:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.40:1 |
| White text | 6.15:1 |
Values
| HEX | #566740 |
| RGB | rgb(86, 103, 64) |
| HSL | hsl(86, 23%, 33%) |
| OKLCH | oklch(48.9% 0.062 127.7) |
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 #566740 | 6.15:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #566740 | 3.40:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #566740 text on white | 6.15:1 | AA | Lc 80.7 | Fine for body text |
| #566740 text on black | 3.40:1 | AA large text | Lc -21.1 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E8EBE5
oklch(93.6% 0.009 128.6)
-
Step 200
200
#D6DBD0
oklch(88.4% 0.016 126.8)
-
Step 300
300
#BBC5B0
oklch(81% 0.031 128)
-
Step 400
400
#98A787
oklch(70.8% 0.048 128.1)
-
Step 500
500
#7F9168
oklch(63.1% 0.062 127.4)
-
Step 600
600
#687B50
oklch(55.6% 0.067 127.8)
-
Step 700
700 (this color)
#566740
oklch(48.9% 0.062 127.7)
-
Step 800
800
#475435
oklch(42.6% 0.051 127)
-
Step 900
900
#3B462F
oklch(37.7% 0.04 128.9)
-
Step 950
950
#23291B
oklch(27% 0.026 126.9)
#566740 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) | #6B623D | 0.033 |
| Deuteranopia (no green cones) | #686142 | 0.033 |
| Tritanopia (no blue cones) | #58645D | 0.048 |
| Achromatopsia (no color) | #616161 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #566740
#566740
oklch(48.9% 0.062 127.7)
- #6A577C
#6A577C
oklch(49% 0.062 307.6)
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 #566740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.025
- Dark Olive Green #556B2F ΔE 0.028
- Camo Green #526525 ΔE 0.033
- Greeny Brown #696006 ΔE 0.050
- Mud Green #606602 ΔE 0.050
- Camouflage Green #4B6113 ΔE 0.052
- Muddy Green #657432 ΔE 0.053
- Army Green #4B5D16 ΔE 0.054
Use #566740 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.