#661765
Closest named color: Rich Purple (#720058). oklch(37.2% 0.145 328.6), rgb(102, 23, 101).
Aa
White text reads best on this color (11.19:1).
About this color
#661765 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.145 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.037 away. White text reads best on it, at 11.19:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #661765 |
| RGB | rgb(102, 23, 101) |
| HSL | hsl(301, 63%, 25%) |
| OKLCH | oklch(37.2% 0.145 328.6) |
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 #661765 | 11.19:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #661765 | 1.87:1 | Fails | Lc 9.1 | Not readable |
| #661765 text on white | 11.19:1 | AAA | Lc 94.8 | Preferred for body text |
| #661765 text on black | 1.87:1 | Fails | Lc -7.8 | 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
#F6E3F5
oklch(93.6% 0.031 327.4)
-
Step 200
200
#F0CCED
oklch(88.6% 0.059 328.7)
-
Step 300
300
#E8A7E4
oklch(80.9% 0.11 328.6)
-
Step 400
400
#D974D6
oklch(70.6% 0.174 328.3)
-
Step 500
500
#CD48CA
oklch(63.1% 0.222 328.7)
-
Step 600
600
#B81AB7
oklch(55.6% 0.242 328.5)
-
Step 700
700
#9E029E
oklch(49.1% 0.225 328.4)
-
Step 800
800
#800E80
oklch(42.6% 0.186 328.3)
-
Step 900
900 (this color)
#661765
oklch(37.2% 0.145 328.6)
-
Step 950
950
#3D113C
oklch(27% 0.092 328.7)
#661765 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) | #093467 | 0.156 |
| Deuteranopia (no green cones) | #2D3F63 | 0.132 |
| Tritanopia (no blue cones) | #6A233D | 0.080 |
| Achromatopsia (no color) | #3B3B3B | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #661765
#661765
oklch(37.2% 0.145 328.6)
- #004F1D
#004F1D
oklch(37.3% 0.106 148.6)
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 #661765, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.037
- Grape Purple #5D1451 ΔE 0.039
- Velvet #750851 ΔE 0.048
- Purple #800080 ΔE 0.069
- Plum Purple #4E0550 ΔE 0.070
- Royal Purple #4B006E ΔE 0.075
- Merlot #730039 ΔE 0.081
- Red Purple #820747 ΔE 0.081
Use #661765 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.