#9181EC
Closest named color: Lavender Blue (#8B88F8). oklch(66.5% 0.155 288.3), rgb(145, 129, 236).
Aa
Black text reads best on this color (6.55:1).
About this color
#9181EC is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.155 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.023 away. Black text reads best on it, at 6.55:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.155) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 6.55:1 |
| White text | 3.20:1 |
Values
| HEX | #9181EC |
| RGB | rgb(145, 129, 236) |
| HSL | hsl(249, 74%, 72%) |
| OKLCH | oklch(66.5% 0.155 288.3) |
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 #9181EC | 3.20:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #9181EC | 6.55:1 | AA | Lc 45.0 | Non-text elements, placeholder text |
| #9181EC text on white | 3.20:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #9181EC text on black | 6.55:1 | AA | Lc -42.6 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D7D5F4
oklch(88.4% 0.042 288.5)
-
Step 300
300
#BEB9EF
oklch(80.8% 0.076 288.8)
-
Step 400
400
#9D94E8
oklch(70.8% 0.121 287.8)
-
Step 500
500 (this color)
#9181EC
oklch(66.5% 0.155 288.3)
-
Step 600
600
#725DCE
oklch(55.6% 0.168 288.2)
-
Step 700
700
#604CB3
oklch(49.2% 0.157 288.2)
-
Step 800
800
#4E3F90
oklch(42.7% 0.129 288.2)
-
Step 900
900
#403673
oklch(37.6% 0.101 288.1)
-
Step 950
950
#262044
oklch(27% 0.065 288.9)
#9181EC 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) | #5A92F0 | 0.075 |
| Deuteranopia (no green cones) | #5A8DE9 | 0.073 |
| Tritanopia (no blue cones) | #7896AB | 0.130 |
| Achromatopsia (no color) | #909090 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9181EC
#9181EC
oklch(66.5% 0.155 288.3)
- #9C9900
#9C9900
oklch(66.4% 0.143 108.3)
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 #9181EC, closest first.
No curated palette has a color within ΔE 0.04 of #9181EC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.023
- Periwinkle #8E82FE ΔE 0.027
- Perrywinkle #8F8CE7 ΔE 0.030
- Medium Purple #9370DB ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.060
- Soft Blue #6488EA ΔE 0.060
- Cornflower #6A79F7 ΔE 0.063
- Light Urple #B36FF6 ΔE 0.067
Use #9181EC 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.