#A173E7
Closest named color: Medium Purple (#9370DB). oklch(65.2% 0.171 300), rgb(161, 115, 231).
Aa
Black text reads best on this color (6.12:1).
About this color
#A173E7 is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.171 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.030 away. Black text reads best on it, at 6.12:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 6.12:1 |
| White text | 3.43:1 |
Values
| HEX | #A173E7 |
| RGB | rgb(161, 115, 231) |
| HSL | hsl(264, 71%, 68%) |
| OKLCH | oklch(65.2% 0.171 300) |
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 #A173E7 | 3.43:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #A173E7 | 6.12:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #A173E7 text on white | 3.43:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #A173E7 text on black | 6.12:1 | AA | Lc -40.1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C9B5EF
oklch(81% 0.083 300.3)
-
Step 400
400
#AE8CE7
oklch(70.7% 0.134 300.2)
-
Step 500
500 (this color)
#A173E7
oklch(65.2% 0.171 300)
-
Step 600
600
#8651CD
oklch(55.6% 0.185 300.1)
-
Step 700
700
#7241B2
oklch(49.2% 0.172 300.1)
-
Step 800
800
#5C3690
oklch(42.6% 0.143 299.8)
-
Step 900
900
#4B3073
oklch(37.6% 0.112 299.6)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#A173E7 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) | #4B8AEB | 0.118 |
| Deuteranopia (no green cones) | #578AE4 | 0.109 |
| Tritanopia (no blue cones) | #9389A2 | 0.132 |
| Achromatopsia (no color) | #8A8A8A | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A173E7
#A173E7
oklch(65.2% 0.171 300)
- #849C00
#849C00
oklch(65.1% 0.155 120)
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 #A173E7, closest first.
No curated palette has a color within ΔE 0.04 of #A173E7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.030
- Light Urple #B36FF6 ΔE 0.038
- Periwinkle #8E82FE ΔE 0.051
- Light Purple #BF77F6 ΔE 0.056
- Lighter Purple #A55AF4 ΔE 0.058
- Lavender Blue #8B88F8 ΔE 0.058
- Easter Purple #C071FE ΔE 0.062
- Perrywinkle #8F8CE7 ΔE 0.064
Use #A173E7 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.