#66345D
Closest named color: Purple Brown (#673A3F). oklch(40.5% 0.092 334.2), rgb(102, 52, 93).
Aa
White text reads best on this color (9.48:1).
About this color
#66345D is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.092 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.058 away. White text reads best on it, at 9.48:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.21:1 |
| White text | 9.48:1 |
Values
| HEX | #66345D |
| RGB | rgb(102, 52, 93) |
| HSL | hsl(311, 32%, 30%) |
| OKLCH | oklch(40.5% 0.092 334.2) |
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 #66345D | 9.48:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #66345D | 2.21:1 | Fails | Lc 12.3 | Not readable |
| #66345D text on white | 9.48:1 | AAA | Lc 91.7 | Preferred for body text |
| #66345D text on black | 2.21:1 | Fails | Lc -10.7 | 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
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F1E6EE
oklch(93.6% 0.016 335.1)
-
Step 200
200
#E6D2E1
oklch(88.4% 0.03 334.4)
-
Step 300
300
#D7B4CF
oklch(80.9% 0.054 334.1)
-
Step 400
400
#C28DB7
oklch(70.8% 0.085 334)
-
Step 500
500
#B16FA5
oklch(63% 0.11 333.6)
-
Step 600
600
#9C5690
oklch(55.5% 0.12 333.7)
-
Step 700
700
#86467A
oklch(49.1% 0.111 334.5)
-
Step 800
800 (this color)
#66345D
oklch(40.5% 0.092 334.2)
-
Step 900
900
#583251
oklch(37.6% 0.072 333.9)
-
Step 950
950
#341E2F
oklch(27.1% 0.044 335.4)
#66345D 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) | #34415E | 0.092 |
| Deuteranopia (no green cones) | #41485C | 0.083 |
| Tritanopia (no blue cones) | #6A3744 | 0.047 |
| Achromatopsia (no color) | #464646 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66345D
#66345D
oklch(40.5% 0.092 334.2)
- #125731
#125731
oklch(40.5% 0.092 154)
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 #66345D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.058
- Brownish Purple #76424E ΔE 0.063
- Velvet #750851 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.072
- Rich Purple #720058 ΔE 0.078
- Red Purple #820747 ΔE 0.082
- Wine #80013F ΔE 0.087
- Merlot #730039 ΔE 0.088
Use #66345D 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.