#66822F
Closest named color: Swamp (#698339). oklch(56.7% 0.115 125.7), rgb(102, 130, 47).
Aa
Black text reads best on this color (4.79:1).
About this color
#66822F is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.115 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.011 away. Black text reads best on it, at 4.79:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.79:1 |
| White text | 4.37:1 |
Values
| HEX | #66822F |
| RGB | rgb(102, 130, 47) |
| HSL | hsl(80, 47%, 35%) |
| OKLCH | oklch(56.7% 0.115 125.7) |
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 #66822F | 4.37:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #66822F | 4.79:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #66822F text on white | 4.37:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #66822F text on black | 4.79:1 | AA | Lc -31.4 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D4DDC9
oklch(88.5% 0.029 126.8)
-
Step 300
300
#B8C7A3
oklch(80.9% 0.052 126)
-
Step 400
400
#94AA71
oklch(70.7% 0.082 125.6)
-
Step 500
500
#7A954B
oklch(63.2% 0.105 125.8)
-
Step 600
600 (this color)
#66822F
oklch(56.7% 0.115 125.7)
-
Step 700
700
#526B1E
oklch(49.1% 0.107 125.7)
-
Step 800
800
#43571B
oklch(42.6% 0.088 125.7)
-
Step 900
900
#39481C
oklch(37.7% 0.069 125.3)
-
Step 950
950
#212A12
oklch(26.9% 0.043 126)
#66822F 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) | #897A25 | 0.053 |
| Deuteranopia (no green cones) | #857835 | 0.054 |
| Tritanopia (no blue cones) | #6A7C71 | 0.093 |
| Achromatopsia (no color) | #797979 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66822F
#66822F
oklch(56.7% 0.115 125.7)
- #8763AC
#8763AC
oklch(56.6% 0.116 305.7)
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 #66822F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.011
- Khaki Green #728639 ΔE 0.023
- Moss Green #658B38 ΔE 0.025
- Murky Green #6C7A0E ΔE 0.026
- Military Green #667C3E ΔE 0.027
- Olive Green #677A04 ΔE 0.028
- Mossy Green #638B27 ΔE 0.029
- Swamp Green #748500 ΔE 0.031
Use #66822F 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.