#641668
Closest named color: Grape Purple (#5D1451). oklch(36.9% 0.148 325.9), rgb(100, 22, 104).
Aa
White text reads best on this color (11.31:1).
About this color
#641668 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.148 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.042 away. White text reads best on it, at 11.31:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.85:1 |
| White text | 11.31:1 |
Values
| HEX | #641668 |
| RGB | rgb(100, 22, 104) |
| HSL | hsl(297, 65%, 25%) |
| OKLCH | oklch(36.9% 0.148 325.9) |
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 #641668 | 11.31:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #641668 | 1.85:1 | Fails | Lc 8.9 | Not readable |
| #641668 text on white | 11.31:1 | AAA | Lc 95.0 | Preferred for body text |
| #641668 text on black | 1.85:1 | Fails | Lc -7.6 | 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
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F6E3F6
oklch(93.7% 0.032 325.8)
-
Step 200
200
#EFCCEF
oklch(88.5% 0.06 326.1)
-
Step 300
300
#E6A8E7
oklch(81% 0.11 326)
-
Step 400
400
#D774DB
oklch(70.6% 0.177 325.8)
-
Step 500
500
#CA48D1
oklch(63.1% 0.226 325.7)
-
Step 600
600
#B619BE
oklch(55.7% 0.246 325.9)
-
Step 700
700
#9C00A3
oklch(49.1% 0.228 326)
-
Step 800
800
#7F0D85
oklch(42.8% 0.19 325.8)
-
Step 900
900 (this color)
#641668
oklch(36.9% 0.148 325.9)
-
Step 950
950
#3C113E
oklch(27% 0.093 326)
#641668 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) | #00346A | 0.157 |
| Deuteranopia (no green cones) | #293E66 | 0.132 |
| Tritanopia (no blue cones) | #67243E | 0.084 |
| Achromatopsia (no color) | #3A3A3A | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #641668
#641668
oklch(36.9% 0.148 325.9)
- #004E14
#004E14
oklch(36.9% 0.113 146)
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 #641668, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.042
- Rich Purple #720058 ΔE 0.043
- Velvet #750851 ΔE 0.056
- Royal Purple #4B006E ΔE 0.068
- Plum Purple #4E0550 ΔE 0.068
- Purple #800080 ΔE 0.069
- Indigo #4B0082 ΔE 0.081
- Deep Violet #490648 ΔE 0.085
Use #641668 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.