#662766
Closest named color: Grape Purple (#5D1451). oklch(39% 0.123 327.6), rgb(102, 39, 102).
Aa
White text reads best on this color (10.25:1).
About this color
#662766 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.123 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.052 away. White text reads best on it, at 10.25:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #662766 |
| RGB | rgb(102, 39, 102) |
| HSL | hsl(300, 45%, 28%) |
| OKLCH | oklch(39% 0.123 327.6) |
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 #662766 | 10.25:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #662766 | 2.04:1 | Fails | Lc 10.7 | Not readable |
| #662766 text on white | 10.25:1 | AAA | Lc 93.2 | Preferred for body text |
| #662766 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#ECCEEB
oklch(88.5% 0.051 327)
-
Step 300
300
#E1ACDF
oklch(80.9% 0.091 327.6)
-
Step 400
400
#D17DCF
oklch(70.7% 0.147 327.8)
-
Step 500
500
#C357C3
oklch(63.1% 0.19 327.5)
-
Step 600
600
#AE37AF
oklch(55.6% 0.205 327.6)
-
Step 700
700
#952796
oklch(49% 0.191 327.6)
-
Step 800
800
#79237A
oklch(42.6% 0.158 327.4)
-
Step 900
900 (this color)
#662766
oklch(39% 0.123 327.6)
-
Step 950
950
#3A163A
oklch(27.1% 0.079 327.5)
#662766 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) | #203B68 | 0.125 |
| Deuteranopia (no green cones) | #354464 | 0.110 |
| Tritanopia (no blue cones) | #692F42 | 0.070 |
| Achromatopsia (no color) | #414141 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662766
#662766
oklch(39% 0.123 327.6)
- #00541C
#00541C
oklch(38.9% 0.114 147.6)
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 #662766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.052
- Rich Purple #720058 ΔE 0.053
- Velvet #750851 ΔE 0.056
- Purple #800080 ΔE 0.077
- Red Purple #820747 ΔE 0.080
- Merlot #730039 ΔE 0.085
- Rebecca Purple #663399 ΔE 0.086
- Wine #80013F ΔE 0.087
Use #662766 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.