#9F91FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.6% 0.157 287.6), rgb(159, 145, 255).
Aa
Black text reads best on this color (7.96:1).
About this color
#9F91FF is a medium-light, vivid purple. In OKLCH its lightness is 72%, its chroma 0.157 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.029 away. Black text reads best on it, at 7.96:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.96:1 |
| White text | 2.63:1 |
Values
| HEX | #9F91FF |
| RGB | rgb(159, 145, 255) |
| HSL | hsl(248, 100%, 78%) |
| OKLCH | oklch(71.6% 0.157 287.6) |
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 #9F91FF | 2.63:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #9F91FF | 7.96:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #9F91FF text on white | 2.63:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #9F91FF text on black | 7.96:1 | AAA | Lc -50.7 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D6D4FC
oklch(88.4% 0.055 287.5)
-
Step 300
300
#BDB7FD
oklch(80.9% 0.098 287.9)
-
Step 400
400 (this color)
#9F91FF
oklch(71.6% 0.157 287.6)
-
Step 500
500
#876DF9
oklch(63% 0.2 287.8)
-
Step 600
600
#7350E8
oklch(55.6% 0.217 287.7)
-
Step 700
700
#613FCA
oklch(49.1% 0.203 287.7)
-
Step 800
800
#4F35A3
oklch(42.6% 0.168 288)
-
Step 900
900
#413082
oklch(37.7% 0.132 287.9)
-
Step 950
950
#251D4C
oklch(26.9% 0.083 287.2)
#9F91FF 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) | #6BA2FF | 0.072 |
| Deuteranopia (no green cones) | #6A9DFC | 0.070 |
| Tritanopia (no blue cones) | #85A7BC | 0.133 |
| Achromatopsia (no color) | #9F9F9F | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9F91FF
#9F91FF
oklch(71.6% 0.157 287.6)
- #AEA900
#AEA900
oklch(71.6% 0.154 107.6)
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 #9F91FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.029
- Lavender Blue #8B88F8 ΔE 0.039
- Perrywinkle #8F8CE7 ΔE 0.044
- Periwinkle #8E82FE ΔE 0.047
- Liliac #C48EFD ΔE 0.056
- Pale Purple #B790D4 ΔE 0.072
- Light Purple #BF77F6 ΔE 0.073
- Baby Purple #CA9BF7 ΔE 0.074
Use #9F91FF 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.