#66245D
Closest named color: Grape Purple (#5D1451). oklch(38.1% 0.12 333.4), rgb(102, 36, 93).
Aa
White text reads best on this color (10.63:1).
About this color
#66245D is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.120 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.040 away. White text reads best on it, at 10.63:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #66245D |
| RGB | rgb(102, 36, 93) |
| HSL | hsl(308, 48%, 27%) |
| OKLCH | oklch(38.1% 0.12 333.4) |
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 #66245D | 10.63:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #66245D | 1.97:1 | Fails | Lc 9.9 | Not readable |
| #66245D text on white | 10.63:1 | AAA | Lc 94.0 | Preferred for body text |
| #66245D text on black | 1.97:1 | Fails | Lc -8.5 | 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 900.
-
Step 50
50
#FBF3F9
oklch(97.2% 0.012 334.1)
-
Step 100
100
#F5E4F1
oklch(93.6% 0.025 333.7)
-
Step 200
200
#EECDE7
oklch(88.4% 0.05 333.3)
-
Step 300
300
#E5ABD9
oklch(80.9% 0.09 333.9)
-
Step 400
400
#D57CC6
oklch(70.7% 0.144 333.4)
-
Step 500
500
#C856B8
oklch(63.1% 0.185 333.3)
-
Step 600
600
#B336A3
oklch(55.6% 0.2 333.6)
-
Step 700
700
#9A278C
oklch(49.2% 0.186 333.5)
-
Step 800
800
#7D2372
oklch(42.8% 0.154 333.3)
-
Step 900
900 (this color)
#66245D
oklch(38.1% 0.12 333.4)
-
Step 950
950
#3B1636
oklch(27% 0.075 332.9)
#66245D 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) | #22385F | 0.126 |
| Deuteranopia (no green cones) | #38425B | 0.110 |
| Tritanopia (no blue cones) | #6B293D | 0.061 |
| Achromatopsia (no color) | #3E3E3E | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66245D
#66245D
oklch(38.1% 0.12 333.4)
- #005128
#005128
oklch(38.1% 0.098 153.1)
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 #66245D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.040
- Rich Purple #720058 ΔE 0.046
- Velvet #750851 ΔE 0.046
- Merlot #730039 ΔE 0.071
- Red Purple #820747 ΔE 0.071
- Wine #80013F ΔE 0.076
- Plum Purple #4E0550 ΔE 0.081
- Purple #800080 ΔE 0.085
Use #66245D 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.