#661755
Closest named color: Grape Purple (#5D1451). oklch(36.2% 0.132 338.1), rgb(102, 23, 85).
Aa
White text reads best on this color (11.54:1).
About this color
#661755 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.132 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.022 away. White text reads best on it, at 11.54:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.81:1 |
| White text | 11.54:1 |
Values
| HEX | #661755 |
| RGB | rgb(102, 23, 85) |
| HSL | hsl(313, 63%, 25%) |
| OKLCH | oklch(36.2% 0.132 338.1) |
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 #661755 | 11.54:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #661755 | 1.81:1 | Fails | Lc 8.3 | Not readable |
| #661755 text on white | 11.54:1 | AAA | Lc 95.6 | Preferred for body text |
| #661755 text on black | 1.81:1 | Fails | Lc 0.0 | 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
#FCF2F8
oklch(97.1% 0.013 340.5)
-
Step 100
100
#F7E3F1
oklch(93.6% 0.028 336.4)
-
Step 200
200
#F2CCE6
oklch(88.5% 0.054 337.7)
-
Step 300
300
#EBA8D7
oklch(80.9% 0.099 338)
-
Step 400
400
#DE76C2
oklch(70.7% 0.158 338.3)
-
Step 500
500
#D24CB3
oklch(63.1% 0.202 338)
-
Step 600
600
#BD249E
oklch(55.5% 0.22 338.2)
-
Step 700
700
#A31287
oklch(49.1% 0.205 338.4)
-
Step 800
800
#84166E
oklch(42.7% 0.169 338.1)
-
Step 900
900 (this color)
#661755
oklch(36.2% 0.132 338.1)
-
Step 950
950
#3F1234
oklch(27% 0.084 338.5)
#661755 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) | #1A3157 | 0.145 |
| Deuteranopia (no green cones) | #353D53 | 0.124 |
| Tritanopia (no blue cones) | #6C1B34 | 0.063 |
| Achromatopsia (no color) | #393939 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #661755
#661755
oklch(36.2% 0.132 338.1)
- #004B2C
#004B2C
oklch(36.4% 0.085 157.9)
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 #661755, closest first.
No curated palette has a color within ΔE 0.04 of #661755.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.022
- Rich Purple #720058 ΔE 0.031
- Velvet #750851 ΔE 0.034
- Merlot #730039 ΔE 0.056
- Plum Purple #4E0550 ΔE 0.065
- Red Purple #820747 ΔE 0.066
- Wine #80013F ΔE 0.068
- Deep Violet #490648 ΔE 0.077
Use #661755 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.