#666145
Closest named color: Dark Moss Green (#606C38). oklch(49% 0.042 99.2), rgb(102, 97, 69).
Aa
White text reads best on this color (6.24:1).
About this color
#666145 is a medium-dark, muted brown. In OKLCH its lightness is 49%, its chroma 0.042 and its hue 99°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.044 away. White text reads best on it, at 6.24:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #666145 |
| RGB | rgb(102, 97, 69) |
| HSL | hsl(51, 19%, 34%) |
| OKLCH | oklch(49% 0.042 99.2) |
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 #666145 | 6.24:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #666145 | 3.36:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #666145 text on white | 6.24:1 | AA | Lc 81.1 | Fine for body text |
| #666145 text on black | 3.36:1 | AA large text | Lc -20.7 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE5
oklch(93.6% 0.007 97.4)
-
Step 200
200
#DBD9D1
oklch(88.5% 0.011 95.2)
-
Step 300
300
#C4C1B2
oklch(80.9% 0.021 97.6)
-
Step 400
400
#A5A18A
oklch(70.6% 0.033 99)
-
Step 500
500
#8F8A6D
oklch(63% 0.042 99.3)
-
Step 600
600
#7A7455
oklch(55.6% 0.046 98.4)
-
Step 700
700 (this color)
#666145
oklch(49% 0.042 99.2)
-
Step 800
800
#545039
oklch(42.9% 0.036 99.4)
-
Step 900
900
#454231
oklch(37.7% 0.028 99.2)
-
Step 950
950
#28271D
oklch(27% 0.018 102.8)
#666145 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) | #665F43 | 0.006 |
| Deuteranopia (no green cones) | #686146 | 0.004 |
| Tritanopia (no blue cones) | #6B5D5A | 0.039 |
| Achromatopsia (no color) | #606060 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #666145
#666145
oklch(49% 0.042 99.2)
- #5B5E78
#5B5E78
oklch(48.9% 0.042 279.6)
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 #666145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.044
- Dark Taupe #7F684E ΔE 0.049
- Mud #735C12 ΔE 0.051
- Dirt Brown #836539 ΔE 0.053
- Dim Gray #696969 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.056
- Cocoa #875F42 ΔE 0.056
- Greeny Brown #696006 ΔE 0.057
Use #666145 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.