#643264
Closest named color: Grape Purple (#5D1451). oklch(40.2% 0.101 327.2), rgb(100, 50, 100).
Aa
White text reads best on this color (9.62:1).
About this color
#643264 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.101 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.068 away. White text reads best on it, at 9.62:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.18:1 |
| White text | 9.62:1 |
Values
| HEX | #643264 |
| RGB | rgb(100, 50, 100) |
| HSL | hsl(300, 33%, 29%) |
| OKLCH | oklch(40.2% 0.101 327.2) |
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 #643264 | 9.62:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #643264 | 2.18:1 | Fails | Lc 12.0 | Not readable |
| #643264 text on white | 9.62:1 | AAA | Lc 92.0 | Preferred for body text |
| #643264 text on black | 2.18:1 | Fails | Lc -10.4 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#F0E6F0
oklch(93.6% 0.017 325.7)
-
Step 200
200
#E5D2E5
oklch(88.5% 0.033 325.9)
-
Step 300
300
#D6B4D5
oklch(81% 0.059 327)
-
Step 400
400
#C08CBF
oklch(70.7% 0.093 327.1)
-
Step 500
500
#B06EAF
oklch(63.2% 0.12 327.4)
-
Step 600
600
#9B559B
oklch(55.7% 0.131 327.2)
-
Step 700
700
#844584
oklch(49.2% 0.121 327.2)
-
Step 800
800 (this color)
#643264
oklch(40.2% 0.101 327.2)
-
Step 900
900
#573157
oklch(37.6% 0.079 327)
-
Step 950
950
#331D33
oklch(26.9% 0.05 326.9)
#643264 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) | #2E4166 | 0.097 |
| Deuteranopia (no green cones) | #3C4762 | 0.087 |
| Tritanopia (no blue cones) | #673746 | 0.057 |
| Achromatopsia (no color) | #454545 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #643264
#643264
oklch(40.2% 0.101 327.2)
- #185625
#185625
oklch(40.1% 0.101 147.2)
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 #643264, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.068
- Velvet #750851 ΔE 0.071
- Purple Brown #673A3F ΔE 0.073
- Rich Purple #720058 ΔE 0.074
- Brownish Purple #76424E ΔE 0.076
- Dark Slate Blue #483D8B ΔE 0.083
- Red Purple #820747 ΔE 0.087
- Rebecca Purple #663399 ΔE 0.088
Use #643264 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.