#8163DC
Closest named color: Medium Slate Blue (#7B68EE). oklch(58.9% 0.177 291.4), rgb(129, 99, 220).
Aa
Black text reads best on this color (4.75:1).
About this color
#8163DC is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.177 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.030 away. Black text reads best on it, at 4.75:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #8163DC |
| RGB | rgb(129, 99, 220) |
| HSL | hsl(255, 63%, 63%) |
| OKLCH | oklch(58.9% 0.177 291.4) |
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 #8163DC | 4.41:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #8163DC | 4.75:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #8163DC text on white | 4.41:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #8163DC text on black | 4.75:1 | AA | Lc -31.3 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#D9D5F5
oklch(88.6% 0.044 291.2)
-
Step 300
300
#C1B8F1
oklch(81% 0.08 291.7)
-
Step 400
400
#A291EA
oklch(70.7% 0.128 291.5)
-
Step 500
500
#8C73E3
oklch(63% 0.164 291.3)
-
Step 600
600 (this color)
#8163DC
oklch(58.9% 0.177 291.4)
-
Step 700
700
#6548B5
oklch(49.2% 0.165 291.4)
-
Step 800
800
#523C92
oklch(42.7% 0.136 291.4)
-
Step 900
900
#433475
oklch(37.7% 0.107 291)
-
Step 950
950
#271F44
oklch(26.9% 0.067 291.2)
#8163DC 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) | #257AE0 | 0.108 |
| Deuteranopia (no green cones) | #2C75D9 | 0.103 |
| Tritanopia (no blue cones) | #687D96 | 0.144 |
| Achromatopsia (no color) | #787878 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8163DC
#8163DC
oklch(58.9% 0.177 291.4)
- #808300
#808300
oklch(58.8% 0.13 111.4)
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 #8163DC, closest first.
No curated palette has a color within ΔE 0.04 of #8163DC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.030
- Purpley #8756E4 ΔE 0.032
- Light Indigo #6D5ACF ΔE 0.044
- Medium Purple #9370DB ΔE 0.045
- Dark Periwinkle #665FD1 ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.049
- Deep Lavender #8D5EB7 ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.061
Use #8163DC 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.