#642064
Closest named color: Grape Purple (#5D1451). oklch(37.7% 0.131 327.8), rgb(100, 32, 100).
Aa
White text reads best on this color (10.86:1).
About this color
#642064 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.131 and its hue 328°. 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 10.86:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #642064 |
| RGB | rgb(100, 32, 100) |
| HSL | hsl(300, 52%, 26%) |
| OKLCH | oklch(37.7% 0.131 327.8) |
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 #642064 | 10.86:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #642064 | 1.93:1 | Fails | Lc 9.5 | Not readable |
| #642064 text on white | 10.86:1 | AAA | Lc 94.4 | Preferred for body text |
| #642064 text on black | 1.93:1 | Fails | Lc -8.2 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F5E4F4
oklch(93.7% 0.028 327.6)
-
Step 200
200
#EECDEC
oklch(88.5% 0.055 327.9)
-
Step 300
300
#E4AAE1
oklch(80.9% 0.099 328.2)
-
Step 400
400
#D47AD2
oklch(70.7% 0.157 327.9)
-
Step 500
500
#C652C6
oklch(63.1% 0.201 327.6)
-
Step 600
600
#B22FB2
oklch(55.7% 0.218 328)
-
Step 700
700
#981F99
oklch(49% 0.203 327.8)
-
Step 800
800
#7C1D7C
oklch(42.7% 0.169 328)
-
Step 900
900 (this color)
#642064
oklch(37.7% 0.131 327.8)
-
Step 950
950
#3B143B
oklch(27% 0.084 327.6)
#642064 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) | #173766 | 0.136 |
| Deuteranopia (no green cones) | #314062 | 0.116 |
| Tritanopia (no blue cones) | #67293F | 0.073 |
| Achromatopsia (no color) | #3D3D3D | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642064
#642064
oklch(37.7% 0.131 327.8)
- #00501B
#00501B
oklch(37.6% 0.109 147.8)
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 #642064, 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 0.045
- Velvet #750851 ΔE 0.052
- Plum Purple #4E0550 ΔE 0.074
- Purple #800080 ΔE 0.076
- Royal Purple #4B006E ΔE 0.080
- Merlot #730039 ΔE 0.081
- Red Purple #820747 ΔE 0.081
Use #642064 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.