#665C43
Closest named color: Mud (#735C12). oklch(47.7% 0.04 88.8), rgb(102, 92, 67).
Aa
White text reads best on this color (6.61:1).
About this color
#665C43 is a medium-dark, muted brown. In OKLCH its lightness is 48%, its chroma 0.040 and its hue 89°. Its hue sits on the warm side of the wheel. The nearest named color is Mud (#735C12), ΔE 0.052 away. White text reads best on it, at 6.61:1.
| Hue family | Browns |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Mud (#735C12) |
| Black text | 3.17:1 |
| White text | 6.61:1 |
Values
| HEX | #665C43 |
| RGB | rgb(102, 92, 67) |
| HSL | hsl(43, 21%, 33%) |
| OKLCH | oklch(47.7% 0.04 88.8) |
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 #665C43 | 6.61:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #665C43 | 3.17:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #665C43 text on white | 6.61:1 | AA | Lc 82.7 | Fine for body text |
| #665C43 text on black | 3.17:1 | AA large text | Lc -19.2 | 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
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DCD9D1
oklch(88.5% 0.011 89.7)
-
Step 300
300
#C6C0B3
oklch(80.9% 0.019 86.2)
-
Step 400
400
#A8A08B
oklch(70.7% 0.031 89.6)
-
Step 500
500
#93896F
oklch(63.2% 0.039 89.5)
-
Step 600
600
#7D7257
oklch(55.5% 0.042 88.5)
-
Step 700
700 (this color)
#665C43
oklch(47.7% 0.04 88.8)
-
Step 800
800
#564E3A
oklch(42.6% 0.033 88.8)
-
Step 900
900
#474132
oklch(37.7% 0.026 88.8)
-
Step 950
950
#2A261D
oklch(27% 0.017 86.9)
#665C43 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) | #625B41 | 0.008 |
| Deuteranopia (no green cones) | #645E44 | 0.006 |
| Tritanopia (no blue cones) | #6C5855 | 0.036 |
| Achromatopsia (no color) | #5D5D5D | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665C43
#665C43
oklch(47.7% 0.04 88.8)
- #535C74
#535C74
oklch(47.6% 0.04 268.8)
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 #665C43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud #735C12 ΔE 0.052
- Dark Moss Green #606C38 ΔE 0.056
- Dark Taupe #7F684E ΔE 0.058
- Milk Chocolate #7F4E1E ΔE 0.058
- Cocoa #875F42 ΔE 0.059
- Dim Gray #696969 ΔE 0.059
- Olive Brown #645403 ΔE 0.059
- Medium Brown #7F5112 ΔE 0.060
Use #665C43 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.