#66544A
Closest named color: Brownish Purple (#76424E). oklch(46.1% 0.029 50.7), rgb(102, 84, 74).
Aa
White text reads best on this color (7.16:1).
About this color
#66544A is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Brownish Purple (#76424E), ΔE 0.059 away. White text reads best on it, at 7.16:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.93:1 |
| White text | 7.16:1 |
Values
| HEX | #66544A |
| RGB | rgb(102, 84, 74) |
| HSL | hsl(21, 16%, 35%) |
| OKLCH | oklch(46.1% 0.029 50.7) |
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 #66544A | 7.16:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #66544A | 2.93:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #66544A text on white | 7.16:1 | AAA | Lc 84.9 | Fine for body text |
| #66544A text on black | 2.93:1 | Fails | Lc -17.2 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#ECE9E7
oklch(93.6% 0.004 56.4)
-
Step 200
200
#DED8D5
oklch(88.6% 0.008 48.6)
-
Step 300
300
#C8BEB9
oklch(80.8% 0.013 48.6)
-
Step 400
400
#AD9D94
oklch(70.7% 0.023 51.4)
-
Step 500
500
#98857A
oklch(63.1% 0.028 52)
-
Step 600
600
#836E63
oklch(55.5% 0.031 49.3)
-
Step 700
700 (this color)
#66544A
oklch(46.1% 0.029 50.7)
-
Step 800
800
#5A4B43
oklch(42.6% 0.024 49.7)
-
Step 900
900
#4A3F39
oklch(37.7% 0.018 50.4)
-
Step 950
950
#2B2521
oklch(27% 0.012 55.8)
#66544A 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) | #595549 | 0.022 |
| Deuteranopia (no green cones) | #5D594A | 0.020 |
| Tritanopia (no blue cones) | #6B5151 | 0.019 |
| Achromatopsia (no color) | #585858 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66544A
#66544A
oklch(46.1% 0.029 50.7)
- #485C66
#485C66
oklch(46.2% 0.029 229.8)
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 #66544A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.059
- Milk Chocolate #7F4E1E ΔE 0.063
- Dim Gray #696969 ΔE 0.066
- Slate #516572 ΔE 0.070
- Medium Brown #7F5112 ΔE 0.071
- Cocoa #875F42 ΔE 0.071
- Dusty Grape #545775 ΔE 0.071
- Purple Brown #673A3F ΔE 0.072
Use #66544A 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.