#64255B
Closest named color: Grape Purple (#5D1451). oklch(37.8% 0.115 333.5), rgb(100, 37, 91).
Aa
White text reads best on this color (10.72:1).
About this color
#64255B is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.115 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.039 away. White text reads best on it, at 10.72:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #64255B |
| RGB | rgb(100, 37, 91) |
| HSL | hsl(309, 46%, 27%) |
| OKLCH | oklch(37.8% 0.115 333.5) |
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 #64255B | 10.72:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #64255B | 1.95:1 | Fails | Lc 9.6 | Not readable |
| #64255B text on white | 10.72:1 | AAA | Lc 94.3 | Preferred for body text |
| #64255B text on black | 1.95:1 | Fails | Lc -8.3 | 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
#EECEE7
oklch(88.6% 0.049 333.5)
-
Step 300
300
#E3ACD8
oklch(80.8% 0.086 333.5)
-
Step 400
400
#D37EC5
oklch(70.7% 0.138 333.2)
-
Step 500
500
#C659B6
oklch(63.1% 0.177 333.4)
-
Step 600
600
#B13AA1
oklch(55.6% 0.192 333.7)
-
Step 700
700
#982B8A
oklch(49.1% 0.179 333.6)
-
Step 800
800
#7B2670
oklch(42.7% 0.147 333.4)
-
Step 900
900 (this color)
#64255B
oklch(37.8% 0.115 333.5)
-
Step 950
950
#3B1735
oklch(27.1% 0.072 334.1)
#64255B 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) | #24385D | 0.120 |
| Deuteranopia (no green cones) | #384159 | 0.105 |
| Tritanopia (no blue cones) | #692A3C | 0.060 |
| Achromatopsia (no color) | #3E3E3E | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64255B
#64255B
oklch(37.8% 0.115 333.5)
- #005028
#005028
oklch(37.8% 0.097 153.4)
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 #64255B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Velvet #750851 ΔE 0.049
- Rich Purple #720058 ΔE 0.049
- Merlot #730039 ΔE 0.070
- Red Purple #820747 ΔE 0.073
- Wine #80013F ΔE 0.077
- Plum Purple #4E0550 ΔE 0.079
- Purple Brown #673A3F ΔE 0.082
Use #64255B 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.