#8366C5
Closest named color: Deep Lavender (#8D5EB7). oklch(58.2% 0.143 295.7), rgb(131, 102, 197).
Aa
Black text reads best on this color (4.67:1).
About this color
#8366C5 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.143 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.030 away. Black text reads best on it, at 4.67:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.67:1 |
| White text | 4.49:1 |
Values
| HEX | #8366C5 |
| RGB | rgb(131, 102, 197) |
| HSL | hsl(258, 45%, 59%) |
| OKLCH | oklch(58.2% 0.143 295.7) |
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 #8366C5 | 4.49:1 | AA large text | Lc -76.5 | Fine for body text |
| Black text on #8366C5 | 4.67:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #8366C5 text on white | 4.49:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #8366C5 text on black | 4.67:1 | AA | Lc -30.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DBD5EF
oklch(88.6% 0.036 296.2)
-
Step 300
300
#C3B9E6
oklch(80.9% 0.064 295.1)
-
Step 400
400
#A693DA
oklch(70.7% 0.104 295.9)
-
Step 500
500
#9177D0
oklch(63.1% 0.132 295.8)
-
Step 600
600 (this color)
#8366C5
oklch(58.2% 0.143 295.7)
-
Step 700
700
#684DA3
oklch(49% 0.134 295.5)
-
Step 800
800
#554084
oklch(42.8% 0.11 295.6)
-
Step 900
900
#46376A
oklch(37.8% 0.086 295.6)
-
Step 950
950
#29203E
oklch(27% 0.055 296.3)
#8366C5 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) | #4577C8 | 0.087 |
| Deuteranopia (no green cones) | #4B75C3 | 0.082 |
| Tritanopia (no blue cones) | #74788C | 0.114 |
| Achromatopsia (no color) | #777777 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8366C5
#8366C5
oklch(58.2% 0.143 295.7)
- #788300
#788300
oklch(58.1% 0.132 115.5)
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 #8366C5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.030
- Amethyst #9B5FC0 ΔE 0.042
- Deep Lilac #966EBD ΔE 0.042
- Medium Purple #9370DB ΔE 0.048
- Light Indigo #6D5ACF ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.055
- Purpley #8756E4 ΔE 0.062
Use #8366C5 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.