#64306D
Closest named color: Grape Purple (#5D1451). oklch(40.4% 0.114 321.5), rgb(100, 48, 109).
Aa
White text reads best on this color (9.60:1).
About this color
#64306D is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.114 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.070 away. White text reads best on it, at 9.60:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.18:1 |
| White text | 9.60:1 |
Values
| HEX | #64306D |
| RGB | rgb(100, 48, 109) |
| HSL | hsl(291, 39%, 31%) |
| OKLCH | oklch(40.4% 0.114 321.5) |
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 #64306D | 9.60:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #64306D | 2.18:1 | Fails | Lc 12.1 | Not readable |
| #64306D text on white | 9.60:1 | AAA | Lc 91.9 | Preferred for body text |
| #64306D text on black | 2.18:1 | Fails | Lc -10.5 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D2E8
oklch(88.6% 0.036 321.6)
-
Step 300
300
#D5B3DB
oklch(80.9% 0.067 321.2)
-
Step 400
400
#C08AC9
oklch(70.8% 0.107 321.6)
-
Step 500
500
#AF6BBA
oklch(63.1% 0.136 321.9)
-
Step 600
600
#9A51A6
oklch(55.5% 0.148 321.8)
-
Step 700
700
#83418F
oklch(49% 0.139 321.3)
-
Step 800
800 (this color)
#64306D
oklch(40.4% 0.114 321.5)
-
Step 900
900
#57305E
oklch(37.8% 0.089 321.4)
-
Step 950
950
#331C37
oklch(26.9% 0.058 321.5)
#64306D 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) | #26416F | 0.108 |
| Deuteranopia (no green cones) | #36476B | 0.096 |
| Tritanopia (no blue cones) | #653849 | 0.070 |
| Achromatopsia (no color) | #454545 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64306D
#64306D
oklch(40.4% 0.114 321.5)
- #1D5716
#1D5716
oklch(40.4% 0.114 141.6)
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 #64306D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.073
- Rich Purple #720058 ΔE 0.073
- Dark Slate Blue #483D8B ΔE 0.074
- Velvet #750851 ΔE 0.075
- Purple #800080 ΔE 0.083
- Purple Brown #673A3F ΔE 0.090
- Brownish Purple #76424E ΔE 0.090
Use #64306D 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.