#8173E2
Closest named color: Medium Purple (#9370DB). oklch(62.1% 0.162 286.4), rgb(129, 115, 226).
Aa
Black text reads best on this color (5.48:1).
About this color
#8173E2 is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.162 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.030 away. Black text reads best on it, at 5.48:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #8173E2 |
| RGB | rgb(129, 115, 226) |
| HSL | hsl(248, 66%, 67%) |
| OKLCH | oklch(62.1% 0.162 286.4) |
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 #8173E2 | 3.82:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #8173E2 | 5.48:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #8173E2 text on white | 3.82:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #8173E2 text on black | 5.48:1 | AA | Lc -36.1 | 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
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D5F6
oklch(88.4% 0.045 286.8)
-
Step 300
300
#BCBAF2
oklch(81% 0.079 286.1)
-
Step 400
400
#9B94EC
oklch(70.8% 0.127 286.3)
-
Step 500
500 (this color)
#8173E2
oklch(62.1% 0.162 286.4)
-
Step 600
600
#6F5CD4
oklch(55.6% 0.177 286.4)
-
Step 700
700
#5D4BB7
oklch(49.1% 0.164 286.3)
-
Step 800
800
#4C3E94
oklch(42.7% 0.136 286.6)
-
Step 900
900
#3F3676
oklch(37.7% 0.106 286.6)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#8173E2 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) | #4485E6 | 0.078 |
| Deuteranopia (no green cones) | #427FDF | 0.078 |
| Tritanopia (no blue cones) | #648AA0 | 0.137 |
| Achromatopsia (no color) | #828282 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8173E2
#8173E2
oklch(62.1% 0.162 286.4)
- #918A00
#918A00
oklch(62% 0.132 106.1)
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 #8173E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.030
- Medium Slate Blue #7B68EE ΔE 0.035
- Cornflower #6A79F7 ΔE 0.044
- Periwinkle #8E82FE ΔE 0.057
- Soft Blue #6488EA ΔE 0.060
- Lavender Blue #8B88F8 ΔE 0.060
- Deep Lilac #966EBD ΔE 0.064
- Purpley #8756E4 ΔE 0.065
Use #8173E2 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.