#9581FB
Closest named color: Periwinkle (#8E82FE). oklch(67.7% 0.175 288.4), rgb(149, 129, 251).
Aa
Black text reads best on this color (6.81:1).
About this color
#9581FB is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.175 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.011 away. Black text reads best on it, at 6.81:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.175) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #9581FB |
| RGB | rgb(149, 129, 251) |
| HSL | hsl(250, 94%, 75%) |
| OKLCH | oklch(67.7% 0.175 288.4) |
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 #9581FB | 3.08:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #9581FB | 6.81:1 | AA | Lc 46.5 | Large or bold text, headings |
| #9581FB text on white | 3.08:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #9581FB text on black | 6.81:1 | AA | Lc -44.2 | 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 400.
-
Step 50
50
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D7D4FF
oklch(88.6% 0.059 288.3)
-
Step 300
300
#BDB6FF
oklch(80.8% 0.102 288.3)
-
Step 400
400 (this color)
#9581FB
oklch(67.7% 0.175 288.4)
-
Step 500
500
#896AFF
oklch(63.1% 0.212 288.4)
-
Step 600
600
#7646F5
oklch(55.6% 0.243 288.4)
-
Step 700
700
#6435D5
oklch(49.1% 0.226 288.5)
-
Step 800
800
#512EAC
oklch(42.6% 0.187 288.5)
-
Step 900
900
#422C88
oklch(37.7% 0.145 288.4)
-
Step 950
950
#261B50
oklch(27% 0.093 288.1)
#9581FB 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) | #5095FF | 0.089 |
| Deuteranopia (no green cones) | #5090F8 | 0.087 |
| Tritanopia (no blue cones) | #789AB2 | 0.146 |
| Achromatopsia (no color) | #939393 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9581FB
#9581FB
oklch(67.7% 0.175 288.4)
- #A09D00
#A09D00
oklch(67.6% 0.146 108.4)
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 #9581FB, closest first.
No curated palette has a color within ΔE 0.04 of #9581FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.011
- Lavender Blue #8B88F8 ΔE 0.022
- Perrywinkle #8F8CE7 ΔE 0.044
- Medium Purple #9370DB ΔE 0.058
- Light Urple #B36FF6 ΔE 0.059
- Periwinkle Blue #8F99FB ΔE 0.059
- Cornflower #6A79F7 ΔE 0.066
- Light Purple #BF77F6 ΔE 0.068
Use #9581FB 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.