#66534F
Closest named color: Brownish Purple (#76424E). oklch(46% 0.026 31.9), rgb(102, 83, 79).
Aa
White text reads best on this color (7.20:1).
About this color
#66534F is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Brownish Purple (#76424E), ΔE 0.053 away. White text reads best on it, at 7.20:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #66534F |
| RGB | rgb(102, 83, 79) |
| HSL | hsl(10, 13%, 35%) |
| OKLCH | oklch(46% 0.026 31.9) |
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 #66534F | 7.20:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #66534F | 2.91:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #66534F text on white | 7.20:1 | AAA | Lc 85.0 | Fine for body text |
| #66534F text on black | 2.91:1 | Fails | Lc -17.0 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#ECE9E8
oklch(93.6% 0.004 39.5)
-
Step 200
200
#DED7D6
oklch(88.4% 0.008 27.2)
-
Step 300
300
#C9BEBB
oklch(81% 0.013 35.7)
-
Step 400
400
#AD9C99
oklch(70.7% 0.021 29.6)
-
Step 500
500
#998480
oklch(63.1% 0.026 30.6)
-
Step 600
600
#836E69
oklch(55.7% 0.028 33.6)
-
Step 700
700 (this color)
#66534F
oklch(46% 0.026 31.9)
-
Step 800
800
#5A4B48
oklch(42.7% 0.021 31.2)
-
Step 900
900
#4A3E3C
oklch(37.6% 0.017 29.1)
-
Step 950
950
#2B2523
oklch(27% 0.01 39.3)
#66534F 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) | #57554F | 0.025 |
| Deuteranopia (no green cones) | #5B594F | 0.025 |
| Tritanopia (no blue cones) | #6B5152 | 0.012 |
| Achromatopsia (no color) | #575757 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66534F
#66534F
oklch(46% 0.026 31.9)
- #475C61
#475C61
oklch(45.9% 0.027 213.9)
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 #66534F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.053
- Dusty Grape #545775 ΔE 0.064
- Dim Gray #696969 ΔE 0.066
- Slate #516572 ΔE 0.067
- Purple Brown #673A3F ΔE 0.068
- Milk Chocolate #7F4E1E ΔE 0.070
- Dark Mauve #874C62 ΔE 0.072
- Cocoa #875F42 ΔE 0.075
Use #66534F 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.