#8661EC
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.1% 0.2 291.5), rgb(134, 97, 236).
Aa
Black text reads best on this color (4.93:1).
About this color
#8661EC is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.200 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 0.022 away. Black text reads best on it, at 4.93:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.200) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #8661EC |
| RGB | rgb(134, 97, 236) |
| HSL | hsl(256, 79%, 65%) |
| OKLCH | oklch(60.1% 0.2 291.5) |
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 #8661EC | 4.25:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #8661EC | 4.93:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #8661EC text on white | 4.25:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #8661EC text on black | 4.93:1 | AA | Lc -32.7 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FC
oklch(93.7% 0.028 292.4)
-
Step 200
200
#D9D3FB
oklch(88.4% 0.055 292.1)
-
Step 300
300
#C1B6FB
oklch(81% 0.097 291.4)
-
Step 400
400
#A38CF9
oklch(70.7% 0.156 291.6)
-
Step 500
500 (this color)
#8661EC
oklch(60.1% 0.2 291.5)
-
Step 600
600
#7A4DE5
oklch(55.6% 0.217 291.3)
-
Step 700
700
#683CC7
oklch(49.1% 0.202 291.7)
-
Step 800
800
#5433A1
oklch(42.7% 0.168 291.4)
-
Step 900
900
#452F80
oklch(37.8% 0.13 291.4)
-
Step 950
950
#281C4B
oklch(27% 0.084 291.6)
#8661EC 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) | #007DF1 | 0.124 |
| Deuteranopia (no green cones) | #0078E9 | 0.124 |
| Tritanopia (no blue cones) | #69809D | 0.162 |
| Achromatopsia (no color) | #7B7B7B | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8661EC
#8661EC
oklch(60.1% 0.2 291.5)
- #848700
#848700
oklch(60.1% 0.132 111.3)
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 #8661EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.022
- Purpley #8756E4 ΔE 0.025
- Medium Purple #9370DB ΔE 0.052
- Lighter Purple #A55AF4 ΔE 0.054
- Light Indigo #6D5ACF ΔE 0.062
- Cornflower #6A79F7 ΔE 0.064
- Dark Periwinkle #665FD1 ΔE 0.065
- Slate Blue #6A5ACD ΔE 0.067
Use #8661EC 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.