#9B81FF
Closest named color: Periwinkle (#8E82FE). oklch(68.4% 0.18 290.3), rgb(155, 129, 255).
Aa
Black text reads best on this color (6.97:1).
About this color
#9B81FF is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.180 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.019 away. Black text reads best on it, at 6.97:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.97:1 |
| White text | 3.00:1 |
Values
| HEX | #9B81FF |
| RGB | rgb(155, 129, 255) |
| HSL | hsl(252, 100%, 75%) |
| OKLCH | oklch(68.4% 0.18 290.3) |
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 #9B81FF | 3.00:1 | AA large text | Lc -61.9 | Content text, not long reading |
| Black text on #9B81FF | 6.97:1 | AA | Lc 47.5 | Large or bold text, headings |
| #9B81FF text on white | 3.00:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #9B81FF text on black | 6.97:1 | AA | Lc -45.2 | Large or bold text, headings |
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
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#C0B5FF
oklch(80.9% 0.104 290.7)
-
Step 400
400 (this color)
#9B81FF
oklch(68.4% 0.18 290.3)
-
Step 500
500
#8D68FF
oklch(63.2% 0.214 290.2)
-
Step 600
600
#7B41F7
oklch(55.7% 0.25 290.4)
-
Step 700
700
#6830D7
oklch(49.1% 0.232 290.3)
-
Step 800
800
#542BAE
oklch(42.8% 0.192 290)
-
Step 900
900
#452A89
oklch(37.7% 0.149 290.5)
-
Step 950
950
#281A50
oklch(27% 0.094 290.6)
#9B81FF 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) | #4E97FF | 0.099 |
| Deuteranopia (no green cones) | #5192FC | 0.094 |
| Tritanopia (no blue cones) | #809BB4 | 0.149 |
| Achromatopsia (no color) | #959595 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B81FF
#9B81FF
oklch(68.4% 0.18 290.3)
- #9FA100
#9FA100
oklch(68.5% 0.15 110.7)
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 #9B81FF, closest first.
No curated palette has a color within ΔE 0.04 of #9B81FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.019
- Lavender Blue #8B88F8 ΔE 0.030
- Perrywinkle #8F8CE7 ΔE 0.051
- Light Urple #B36FF6 ΔE 0.053
- Light Purple #BF77F6 ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.061
- Medium Purple #9370DB ΔE 0.064
- Easter Purple #C071FE ΔE 0.066
Use #9B81FF 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.