#66864B
Closest named color: Swamp (#698339). oklch(58.1% 0.092 131.9), rgb(102, 134, 75).
Aa
Black text reads best on this color (5.07:1).
About this color
#66864B is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.092 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.019 away. Black text reads best on it, at 5.07:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 5.07:1 |
| White text | 4.13:1 |
Values
| HEX | #66864B |
| RGB | rgb(102, 134, 75) |
| HSL | hsl(93, 28%, 41%) |
| OKLCH | oklch(58.1% 0.092 131.9) |
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 #66864B | 4.13:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #66864B | 5.07:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #66864B text on white | 4.13:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #66864B text on black | 5.07:1 | AA | Lc -33.3 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE3
oklch(93.7% 0.013 130.8)
-
Step 200
200
#D4DDCD
oklch(88.6% 0.024 131.2)
-
Step 300
300
#B7C7AB
oklch(81% 0.042 131.7)
-
Step 400
400
#91AA7F
oklch(70.7% 0.067 132.5)
-
Step 500
500
#76945E
oklch(63% 0.084 132)
-
Step 600
600 (this color)
#66864B
oklch(58.1% 0.092 131.9)
-
Step 700
700
#4E6B35
oklch(49.1% 0.087 132)
-
Step 800
800
#40572D
oklch(42.7% 0.071 132.2)
-
Step 900
900
#374828
oklch(37.8% 0.056 131.4)
-
Step 950
950
#202A18
oklch(27% 0.035 132)
#66864B 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) | #8B7E46 | 0.055 |
| Deuteranopia (no green cones) | #867C4E | 0.053 |
| Tritanopia (no blue cones) | #678278 | 0.069 |
| Achromatopsia (no color) | #7D7D7D | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66864B
#66864B
oklch(58.1% 0.092 131.9)
- #8D6AA2
#8D6AA2
oklch(58% 0.092 312.2)
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 #66864B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.019
- Dark Sage #598556 ΔE 0.020
- Khaki Green #728639 ΔE 0.023
- Military Green #667C3E ΔE 0.029
- Moss Green #658B38 ΔE 0.030
- Fern Green #548D44 ΔE 0.032
- Light Forest Green #4F9153 ΔE 0.036
- Drab #828344 ΔE 0.038
Use #66864B 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.