#666334
Closest named color: Dark Moss Green (#606C38). oklch(49.1% 0.067 105.4), rgb(102, 99, 52).
Aa
White text reads best on this color (6.17:1).
About this color
#666334 is a medium-dark, muted brown. In OKLCH its lightness is 49%, its chroma 0.067 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.027 away. White text reads best on it, at 6.17:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.39:1 |
| White text | 6.17:1 |
Values
| HEX | #666334 |
| RGB | rgb(102, 99, 52) |
| HSL | hsl(56, 32%, 30%) |
| OKLCH | oklch(49.1% 0.067 105.4) |
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 #666334 | 6.17:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #666334 | 3.39:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #666334 text on white | 6.17:1 | AA | Lc 80.8 | Fine for body text |
| #666334 text on black | 3.39:1 | 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EAEAE3
oklch(93.5% 0.009 106.6)
-
Step 200
200
#DADACD
oklch(88.5% 0.018 106.8)
-
Step 300
300
#C3C2AA
oklch(80.8% 0.033 105.2)
-
Step 400
400
#A5A37E
oklch(70.7% 0.051 105.1)
-
Step 500
500
#8F8C5C
oklch(63.1% 0.067 105.1)
-
Step 600
600
#797642
oklch(55.6% 0.072 105.6)
-
Step 700
700 (this color)
#666334
oklch(49.1% 0.067 105.4)
-
Step 800
800
#53512C
oklch(42.7% 0.055 105.8)
-
Step 900
900
#454327
oklch(37.7% 0.044 104.8)
-
Step 950
950
#282717
oklch(26.9% 0.028 105.1)
#666334 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) | #6A6030 | 0.010 |
| Deuteranopia (no green cones) | #6B6236 | 0.009 |
| Tritanopia (no blue cones) | #6C5E58 | 0.060 |
| Achromatopsia (no color) | #616161 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #666334
#666334
oklch(49.1% 0.067 105.4)
- #5D5B85
#5D5B85
oklch(49.1% 0.067 285.8)
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 #666334, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.027
- Mud #735C12 ΔE 0.033
- Greeny Brown #696006 ΔE 0.033
- Dark Olive Green #556B2F ΔE 0.036
- Camo Green #526525 ΔE 0.038
- Mud Green #606602 ΔE 0.044
- Brown Green #706C11 ΔE 0.047
- Browny Green #6F6C0A ΔE 0.049
Use #666334 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.