#64276C
Closest named color: Grape Purple (#5D1451). oklch(39.1% 0.128 322.9), rgb(100, 39, 108).
Aa
White text reads best on this color (10.25:1).
About this color
#64276C is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.128 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.057 away. White text reads best on it, at 10.25:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #64276C |
| RGB | rgb(100, 39, 108) |
| HSL | hsl(293, 47%, 29%) |
| OKLCH | oklch(39.1% 0.128 322.9) |
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 #64276C | 10.25:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #64276C | 2.04:1 | Fails | Lc 10.7 | Not readable |
| #64276C text on white | 10.25:1 | AAA | Lc 93.2 | Preferred for body text |
| #64276C text on black | 2.04:1 | Fails | Lc -9.3 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F5
oklch(93.6% 0.028 322.2)
-
Step 200
200
#EBCEEE
oklch(88.5% 0.053 323.1)
-
Step 300
300
#DFACE5
oklch(80.9% 0.096 322.9)
-
Step 400
400
#CD7DD8
oklch(70.7% 0.154 322.6)
-
Step 500
500
#BF57CD
oklch(63.1% 0.196 322.8)
-
Step 600
600
#AA36BA
oklch(55.6% 0.213 322.6)
-
Step 700
700
#9226A0
oklch(49.1% 0.199 322.8)
-
Step 800
800
#772282
oklch(42.7% 0.166 322.9)
-
Step 900
900 (this color)
#64276C
oklch(39.1% 0.128 322.9)
-
Step 950
950
#38163D
oklch(27% 0.081 322.4)
#64276C 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) | #1A3C6E | 0.127 |
| Deuteranopia (no green cones) | #30436A | 0.110 |
| Tritanopia (no blue cones) | #663145 | 0.077 |
| Achromatopsia (no color) | #414141 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64276C
#64276C
oklch(39.1% 0.128 322.9)
- #045507
#045507
oklch(39.1% 0.128 143)
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 #64276C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.057
- Rich Purple #720058 ΔE 0.059
- Velvet #750851 ΔE 0.065
- Purple #800080 ΔE 0.074
- Rebecca Purple #663399 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.083
- Royal Purple #4B006E ΔE 0.086
- Plum Purple #4E0550 ΔE 0.089
Use #64276C 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.