#66455E
Closest named color: Brownish Purple (#76424E). oklch(43.6% 0.059 335.7), rgb(102, 69, 94).
Aa
White text reads best on this color (8.14:1).
About this color
#66455E is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.059 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.038 away. White text reads best on it, at 8.14:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #66455E |
| RGB | rgb(102, 69, 94) |
| HSL | hsl(315, 19%, 34%) |
| OKLCH | oklch(43.6% 0.059 335.7) |
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 #66455E | 8.14:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #66455E | 2.57:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #66455E text on white | 8.14:1 | AAA | Lc 88.1 | Fine for body text |
| #66455E text on black | 2.57:1 | Fails | Lc -14.1 | Not readable |
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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7EC
oklch(93.5% 0.01 335.5)
-
Step 200
200
#E2D5DE
oklch(88.6% 0.019 336.6)
-
Step 300
300
#D0B9C9
oklch(81% 0.034 336.8)
-
Step 400
400
#B794AE
oklch(70.7% 0.055 335.4)
-
Step 500
500
#A5799A
oklch(63% 0.071 335.7)
-
Step 600
600
#906285
oklch(55.7% 0.077 335.6)
-
Step 700
700
#7A5170
oklch(49.1% 0.071 335.9)
-
Step 800
800 (this color)
#66455E
oklch(43.6% 0.059 335.7)
-
Step 900
900
#51384B
oklch(37.6% 0.046 335.4)
-
Step 950
950
#30212C
oklch(27% 0.03 336.3)
#66455E 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) | #454C5F | 0.058 |
| Deuteranopia (no green cones) | #4D515D | 0.053 |
| Tritanopia (no blue cones) | #69464E | 0.028 |
| Achromatopsia (no color) | #4F4F4F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66455E
#66455E
oklch(43.6% 0.059 335.7)
- #355B44
#355B44
oklch(43.5% 0.058 156.4)
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 #66455E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.038
- Purple Brown #673A3F ΔE 0.050
- Dusty Grape #545775 ΔE 0.059
- Dark Mauve #874C62 ΔE 0.067
- Dusk #4E5481 ΔE 0.070
- YInMn Blue #415A77 ΔE 0.080
- Twilight #4E518B ΔE 0.081
- Dull Purple #84597E ΔE 0.089
Use #66455E 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.