#816ADE
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.2% 0.17 289.4), rgb(129, 106, 222).
Aa
Black text reads best on this color (5.04:1).
About this color
#816ADE is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.170 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.027 away. Black text reads best on it, at 5.04:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.04:1 |
| White text | 4.15:1 |
Values
| HEX | #816ADE |
| RGB | rgb(129, 106, 222) |
| HSL | hsl(252, 64%, 64%) |
| OKLCH | oklch(60.2% 0.17 289.4) |
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 #816ADE | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #816ADE | 5.04:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #816ADE text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #816ADE text on black | 5.04:1 | AA | Lc -33.3 | 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 500.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D8D5F6
oklch(88.6% 0.045 289.6)
-
Step 300
300
#BFB8F3
oklch(80.9% 0.083 289.8)
-
Step 400
400
#9F91EE
oklch(70.7% 0.134 289.4)
-
Step 500
500 (this color)
#816ADE
oklch(60.2% 0.17 289.4)
-
Step 600
600
#7558D6
oklch(55.6% 0.185 289.6)
-
Step 700
700
#6247B9
oklch(49% 0.172 289.4)
-
Step 800
800
#503B96
oklch(42.6% 0.143 289.6)
-
Step 900
900
#423477
oklch(37.7% 0.11 289.7)
-
Step 950
950
#261F46
oklch(27% 0.07 289.1)
#816ADE 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) | #357FE2 | 0.094 |
| Deuteranopia (no green cones) | #377ADB | 0.092 |
| Tritanopia (no blue cones) | #66829A | 0.140 |
| Achromatopsia (no color) | #7C7C7C | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #816ADE
#816ADE
oklch(60.2% 0.17 289.4)
- #878600
#878600
oklch(60.1% 0.131 109.2)
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 #816ADE, closest first.
No curated palette has a color within ΔE 0.04 of #816ADE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.027
- Medium Purple #9370DB ΔE 0.034
- Purpley #8756E4 ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.055
- Cornflower #6A79F7 ΔE 0.055
- Light Indigo #6D5ACF ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.064
Use #816ADE 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.