#A173F7
Closest named color: Light Urple (#B36FF6). oklch(66.2% 0.19 297), rgb(161, 115, 247).
Aa
Black text reads best on this color (6.31:1).
About this color
#A173F7 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.190 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.030 away. Black text reads best on it, at 6.31:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.31:1 |
| White text | 3.32:1 |
Values
| HEX | #A173F7 |
| RGB | rgb(161, 115, 247) |
| HSL | hsl(261, 89%, 71%) |
| OKLCH | oklch(66.2% 0.19 297) |
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 #A173F7 | 3.32:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #A173F7 | 6.31:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #A173F7 text on white | 3.32:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #A173F7 text on black | 6.31:1 | AA | Lc -41.3 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE6FA
oklch(93.5% 0.027 297.3)
-
Step 200
200
#DCD3F8
oklch(88.6% 0.051 296.5)
-
Step 300
300
#C6B4F6
oklch(80.8% 0.094 296.8)
-
Step 400
400
#AB8BF1
oklch(70.8% 0.148 296.9)
-
Step 500
500 (this color)
#A173F7
oklch(66.2% 0.19 297)
-
Step 600
600
#834CDB
oklch(55.6% 0.207 296.7)
-
Step 700
700
#703CBE
oklch(49.2% 0.193 297.1)
-
Step 800
800
#5B3399
oklch(42.8% 0.158 297.2)
-
Step 900
900
#4A2E7A
oklch(37.7% 0.124 297)
-
Step 950
950
#2B1C47
oklch(27% 0.078 297)
#A173F7 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) | #3B8DFB | 0.128 |
| Deuteranopia (no green cones) | #498BF4 | 0.119 |
| Tritanopia (no blue cones) | #8D8EAA | 0.150 |
| Achromatopsia (no color) | #8D8D8D | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A173F7
#A173F7
oklch(66.2% 0.19 297)
- #8D9E00
#8D9E00
oklch(66.3% 0.153 117.2)
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 #A173F7, closest first.
No curated palette has a color within ΔE 0.04 of #A173F7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.030
- Periwinkle #8E82FE ΔE 0.042
- Medium Purple #9370DB ΔE 0.048
- Lighter Purple #A55AF4 ΔE 0.051
- Light Purple #BF77F6 ΔE 0.052
- Easter Purple #C071FE ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.069
Use #A173F7 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.