#8170FF
Closest named color: Medium Slate Blue (#7B68EE). oklch(63.4% 0.205 284.3), rgb(129, 112, 255).
Aa
Black text reads best on this color (5.69:1).
About this color
#8170FF is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.205 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.032 away. Black text reads best on it, at 5.69:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.205) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.69:1 |
| White text | 3.68:1 |
Values
| HEX | #8170FF |
| RGB | rgb(129, 112, 255) |
| HSL | hsl(247, 100%, 72%) |
| OKLCH | oklch(63.4% 0.205 284.3) |
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 #8170FF | 3.68:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #8170FF | 5.69:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #8170FF text on white | 3.68:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #8170FF text on black | 5.69:1 | AA | Lc -37.6 | 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 500.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D4D5FD
oklch(88.5% 0.055 284.1)
-
Step 300
300
#B9B8FF
oklch(80.9% 0.1 284.6)
-
Step 400
400
#9790FF
oklch(70.8% 0.159 284.4)
-
Step 500
500 (this color)
#8170FF
oklch(63.4% 0.205 284.3)
-
Step 600
600
#6C51ED
oklch(55.5% 0.223 284.4)
-
Step 700
700
#5B40CE
oklch(49% 0.207 284.5)
-
Step 800
800
#4A36A7
oklch(42.7% 0.172 284.5)
-
Step 900
900
#3D3184
oklch(37.7% 0.133 284.6)
-
Step 950
950
#231E4D
oklch(27% 0.084 284.1)
#8170FF 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) | #0089FF | 0.107 |
| Deuteranopia (no green cones) | #0081FC | 0.104 |
| Tritanopia (no blue cones) | #5291AD | 0.173 |
| Achromatopsia (no color) | #858585 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8170FF
#8170FF
oklch(63.4% 0.205 284.3)
- #988E00
#988E00
oklch(63.5% 0.135 104.6)
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 #8170FF, closest first.
No curated palette has a color within ΔE 0.04 of #8170FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.032
- Cornflower #6A79F7 ΔE 0.038
- Periwinkle #8E82FE ΔE 0.048
- Medium Purple #9370DB ΔE 0.061
- Lavender Blue #8B88F8 ΔE 0.063
- Purpley #8756E4 ΔE 0.066
- Lighter Purple #A55AF4 ΔE 0.071
- Soft Blue #6488EA ΔE 0.076
Use #8170FF 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.