#66524A
Closest named color: Brownish Purple (#76424E). oklch(45.7% 0.03 42.9), rgb(102, 82, 74).
Aa
White text reads best on this color (7.31:1).
About this color
#66524A is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Brownish Purple (#76424E), ΔE 0.054 away. White text reads best on it, at 7.31:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.87:1 |
| White text | 7.31:1 |
Values
| HEX | #66524A |
| RGB | rgb(102, 82, 74) |
| HSL | hsl(17, 16%, 35%) |
| OKLCH | oklch(45.7% 0.03 42.9) |
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 #66524A | 7.31:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #66524A | 2.87:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #66524A text on white | 7.31:1 | AAA | Lc 85.4 | Fine for body text |
| #66524A text on black | 2.87:1 | Fails | Lc -16.6 | 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 800.
-
Step 50
50
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D4
oklch(88.5% 0.01 41.9)
-
Step 300
300
#CBBDB8
oklch(80.9% 0.017 40.8)
-
Step 400
400
#B09B93
oklch(70.6% 0.028 42)
-
Step 500
500
#9D8379
oklch(63.1% 0.035 42.1)
-
Step 600
600
#886C61
oklch(55.6% 0.04 42.5)
-
Step 700
700
#735A51
oklch(49% 0.036 40.7)
-
Step 800
800 (this color)
#66524A
oklch(45.7% 0.03 42.9)
-
Step 900
900
#4D3E38
oklch(37.8% 0.023 42.9)
-
Step 950
950
#2D2421
oklch(27% 0.015 39.3)
#66524A 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) | #575449 | 0.026 |
| Deuteranopia (no green cones) | #5B584A | 0.025 |
| Tritanopia (no blue cones) | #6B4F50 | 0.017 |
| Achromatopsia (no color) | #565656 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66524A
#66524A
oklch(45.7% 0.03 42.9)
- #455B63
#455B63
oklch(45.6% 0.03 222.2)
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 #66524A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.054
- Milk Chocolate #7F4E1E ΔE 0.065
- Purple Brown #673A3F ΔE 0.066
- Dusty Grape #545775 ΔE 0.070
- Dim Gray #696969 ΔE 0.071
- Mud Brown #60460F ΔE 0.072
- Slate #516572 ΔE 0.072
- Medium Brown #7F5112 ΔE 0.073
Use #66524A 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.