#651666
Closest named color: Grape Purple (#5D1451). oklch(37% 0.146 327.5), rgb(101, 22, 102).
Aa
White text reads best on this color (11.29:1).
About this color
#651666 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.146 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 0.039 away. White text reads best on it, at 11.29:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.85:1 |
| White text | 11.29:1 |
Values
| HEX | #651666 |
| RGB | rgb(101, 22, 102) |
| HSL | hsl(299, 65%, 24%) |
| OKLCH | oklch(37% 0.146 327.5) |
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 #651666 | 11.29:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #651666 | 1.85:1 | Fails | Lc 8.9 | Not readable |
| #651666 text on white | 11.29:1 | AAA | Lc 95.0 | Preferred for body text |
| #651666 text on black | 1.85:1 | Fails | Lc -7.6 | 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
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F6E3F5
oklch(93.6% 0.031 327.4)
-
Step 200
200
#F0CCEE
oklch(88.6% 0.06 327.8)
-
Step 300
300
#E7A7E5
oklch(80.8% 0.11 327.6)
-
Step 400
400
#D974D8
oklch(70.7% 0.176 327.6)
-
Step 500
500
#CC47CD
oklch(63.1% 0.225 327.5)
-
Step 600
600
#B719BA
oklch(55.6% 0.244 327.4)
-
Step 700
700
#9D00A0
oklch(49% 0.226 327.4)
-
Step 800
800
#800D82
oklch(42.7% 0.188 327.4)
-
Step 900
900 (this color)
#651666
oklch(37% 0.146 327.5)
-
Step 950
950
#3D113D
oklch(27.1% 0.093 327.8)
#651666 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) | #033468 | 0.158 |
| Deuteranopia (no green cones) | #2B3E64 | 0.132 |
| Tritanopia (no blue cones) | #68233D | 0.082 |
| Achromatopsia (no color) | #3A3A3A | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #651666
#651666
oklch(37% 0.146 327.5)
- #004E19
#004E19
oklch(36.9% 0.109 147.4)
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 #651666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Rich Purple #720058 ΔE 0.039
- Velvet #750851 ΔE 0.051
- Plum Purple #4E0550 ΔE 0.068
- Purple #800080 ΔE 0.070
- Royal Purple #4B006E ΔE 0.071
- Merlot #730039 ΔE 0.084
- Deep Violet #490648 ΔE 0.084
Use #651666 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.