#66244D
Closest named color: Grape Purple (#5D1451). oklch(37.3% 0.107 345.3), rgb(102, 36, 77).
Aa
White text reads best on this color (10.91:1).
About this color
#66244D is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.107 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.042 away. White text reads best on it, at 10.91:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.92:1 |
| White text | 10.91:1 |
Values
| HEX | #66244D |
| RGB | rgb(102, 36, 77) |
| HSL | hsl(323, 48%, 27%) |
| OKLCH | oklch(37.3% 0.107 345.3) |
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 #66244D | 10.91:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #66244D | 1.92:1 | Fails | Lc 9.3 | Not readable |
| #66244D text on white | 10.91:1 | AAA | Lc 94.7 | Preferred for body text |
| #66244D text on black | 1.92:1 | Fails | Lc -7.9 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4ED
oklch(93.6% 0.023 345.8)
-
Step 200
200
#F0CEE0
oklch(88.5% 0.045 344.9)
-
Step 300
300
#E7ACCC
oklch(80.8% 0.08 345.3)
-
Step 400
400
#D97EB2
oklch(70.7% 0.129 345.6)
-
Step 500
500
#CC5A9F
oklch(63.1% 0.164 345.5)
-
Step 600
600
#B73B8A
oklch(55.5% 0.179 345.3)
-
Step 700
700
#9D2C75
oklch(49% 0.166 345.3)
-
Step 800
800
#80275F
oklch(42.8% 0.137 345.7)
-
Step 900
900 (this color)
#66244D
oklch(37.3% 0.107 345.3)
-
Step 950
950
#3D172E
oklch(27.1% 0.068 345.3)
#66244D 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) | #2A364E | 0.117 |
| Deuteranopia (no green cones) | #3D414B | 0.105 |
| Tritanopia (no blue cones) | #6D2335 | 0.044 |
| Achromatopsia (no color) | #3D3D3D | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66244D
#66244D
oklch(37.3% 0.107 345.3)
- #004D36
#004D36
oklch(37.2% 0.078 165.2)
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 #66244D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.042
- Velvet #750851 ΔE 0.046
- Merlot #730039 ΔE 0.052
- Rich Purple #720058 ΔE 0.054
- Red Purple #820747 ΔE 0.062
- Wine #80013F ΔE 0.063
- Purple Brown #673A3F ΔE 0.067
- Bordeaux #7B002C ΔE 0.070
Use #66244D 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.