#8172D7
Closest named color: Medium Purple (#9370DB). oklch(61.2% 0.149 288), rgb(129, 114, 215).
Aa
Black text reads best on this color (5.32:1).
About this color
#8172D7 is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.149 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.029 away. Black text reads best on it, at 5.32:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.32:1 |
| White text | 3.94:1 |
Values
| HEX | #8172D7 |
| RGB | rgb(129, 114, 215) |
| HSL | hsl(249, 56%, 65%) |
| OKLCH | oklch(61.2% 0.149 288) |
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 #8172D7 | 3.94:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #8172D7 | 5.32:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #8172D7 text on white | 3.94:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #8172D7 text on black | 5.32:1 | AA | Lc -35.0 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D7D6F3
oklch(88.6% 0.04 287.1)
-
Step 300
300
#BEBAEE
oklch(81% 0.073 288.2)
-
Step 400
400
#9D94E5
oklch(70.6% 0.117 288.1)
-
Step 500
500 (this color)
#8172D7
oklch(61.2% 0.149 288)
-
Step 600
600
#715ECB
oklch(55.5% 0.162 287.9)
-
Step 700
700
#5F4DB0
oklch(49.1% 0.151 287.9)
-
Step 800
800
#4E408E
oklch(42.8% 0.124 288.2)
-
Step 900
900
#403772
oklch(37.7% 0.098 287.8)
-
Step 950
950
#252142
oklch(27% 0.06 287.2)
#8172D7 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) | #4C82DB | 0.072 |
| Deuteranopia (no green cones) | #4B7ED5 | 0.071 |
| Tritanopia (no blue cones) | #69869A | 0.125 |
| Achromatopsia (no color) | #808080 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8172D7
#8172D7
oklch(61.2% 0.149 288)
- #8C8900
#8C8900
oklch(61.3% 0.132 108.2)
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 #8172D7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.029
- Medium Slate Blue #7B68EE ΔE 0.046
- Deep Lilac #966EBD ΔE 0.050
- Cornflower #6A79F7 ΔE 0.057
- Deep Lavender #8D5EB7 ΔE 0.064
- Amethyst #9B5FC0 ΔE 0.064
- Soft Blue #6488EA ΔE 0.065
- Dark Periwinkle #665FD1 ΔE 0.066
Use #8172D7 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.