#665F3C
Closest named color: Mud (#735C12). oklch(48.3% 0.052 98.3), rgb(102, 95, 60).
Aa
White text reads best on this color (6.42:1).
About this color
#665F3C is a medium-dark, muted brown. In OKLCH its lightness is 48%, its chroma 0.052 and its hue 98°. Its hue sits on the warm side of the wheel. The nearest named color is Mud (#735C12), ΔE 0.041 away. White text reads best on it, at 6.42:1.
| Hue family | Browns |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Mud (#735C12) |
| Black text | 3.26:1 |
| White text | 6.42:1 |
Values
| HEX | #665F3C |
| RGB | rgb(102, 95, 60) |
| HSL | hsl(50, 26%, 32%) |
| OKLCH | oklch(48.3% 0.052 98.3) |
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 #665F3C | 6.42:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #665F3C | 3.26:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #665F3C text on white | 6.42:1 | AA | Lc 81.9 | Fine for body text |
| #665F3C text on black | 3.26:1 | AA large text | Lc -20.0 | 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
#EBEAE4
oklch(93.6% 0.008 98.9)
-
Step 200
200
#DBD9CF
oklch(88.4% 0.014 97.5)
-
Step 300
300
#C5C1AF
oklch(80.9% 0.025 96.6)
-
Step 400
400
#A7A185
oklch(70.7% 0.04 97.3)
-
Step 500
500
#918A66
oklch(63% 0.052 98.4)
-
Step 600
600
#7C744D
oklch(55.6% 0.057 98)
-
Step 700
700 (this color)
#665F3C
oklch(48.3% 0.052 98.3)
-
Step 800
800
#554F34
oklch(42.6% 0.042 97.1)
-
Step 900
900
#46422D
oklch(37.7% 0.034 98.6)
-
Step 950
950
#29271B
oklch(27.1% 0.021 99.7)
#665F3C 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) | #655D39 | 0.007 |
| Deuteranopia (no green cones) | #67603D | 0.004 |
| Tritanopia (no blue cones) | #6C5A56 | 0.048 |
| Achromatopsia (no color) | #5F5F5F | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665F3C
#665F3C
oklch(48.3% 0.052 98.3)
- #575C7C
#575C7C
oklch(48.3% 0.052 277.4)
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 #665F3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud #735C12 ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.042
- Greeny Brown #696006 ΔE 0.047
- Camo Green #526525 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.051
- Olive Brown #645403 ΔE 0.052
- Dirt Brown #836539 ΔE 0.054
- Dark Taupe #7F684E ΔE 0.056
Use #665F3C 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.