#66652E
Closest named color: Dark Moss Green (#606C38). oklch(49.5% 0.076 107.9), rgb(102, 101, 46).
Aa
White text reads best on this color (6.05:1).
About this color
#66652E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.076 and its hue 108°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.021 away. White text reads best on it, at 6.05:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.46:1 |
| White text | 6.05:1 |
Values
| HEX | #66652E |
| RGB | rgb(102, 101, 46) |
| HSL | hsl(59, 38%, 29%) |
| OKLCH | oklch(49.5% 0.076 107.9) |
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 #66652E | 6.05:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #66652E | 3.46:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #66652E text on white | 6.05:1 | AA | Lc 80.2 | Fine for body text |
| #66652E text on black | 3.46:1 | AA large text | Lc -21.6 | 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EAEAE2
oklch(93.5% 0.011 106.6)
-
Step 200
200
#DADACB
oklch(88.4% 0.02 106.8)
-
Step 300
300
#C2C3A8
oklch(80.9% 0.037 108.9)
-
Step 400
400
#A4A479
oklch(70.8% 0.059 107.8)
-
Step 500
500
#8E8D56
oklch(63.1% 0.075 107.5)
-
Step 600
600
#78773B
oklch(55.6% 0.082 107.9)
-
Step 700
700 (this color)
#66652E
oklch(49.5% 0.076 107.9)
-
Step 800
800
#525226
oklch(42.8% 0.064 108.8)
-
Step 900
900
#444424
oklch(37.8% 0.049 108.5)
-
Step 950
950
#282815
oklch(27.1% 0.032 108.4)
#66652E 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) | #6D6129 | 0.015 |
| Deuteranopia (no green cones) | #6E6331 | 0.015 |
| Tritanopia (no blue cones) | #6D5F59 | 0.070 |
| Achromatopsia (no color) | #626262 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66652E
#66652E
oklch(49.5% 0.076 107.9)
- #605B8B
#605B8B
oklch(49.6% 0.076 288.1)
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 #66652E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.021
- Greeny Brown #696006 ΔE 0.027
- Dark Olive Green #556B2F ΔE 0.029
- Mud #735C12 ΔE 0.032
- Camo Green #526525 ΔE 0.034
- Mud Green #606602 ΔE 0.034
- Brown Green #706C11 ΔE 0.037
- Browny Green #6F6C0A ΔE 0.039
Use #66652E 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.