#917FFF
Closest named color: Periwinkle (#8E82FE). oklch(67.3% 0.183 286.8), rgb(145, 127, 255).
Aa
Black text reads best on this color (6.68:1).
About this color
#917FFF is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.183 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.008 away. Black text reads best on it, at 6.68:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.183) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #917FFF |
| RGB | rgb(145, 127, 255) |
| HSL | hsl(248, 100%, 75%) |
| OKLCH | oklch(67.3% 0.183 286.8) |
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 #917FFF | 3.14:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #917FFF | 6.68:1 | AA | Lc 45.8 | Large or bold text, headings |
| #917FFF text on white | 3.14:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #917FFF text on black | 6.68:1 | AA | Lc -43.5 | 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
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E8E7FF
oklch(93.6% 0.032 287.7)
-
Step 200
200
#D6D4FF
oklch(88.5% 0.059 287.3)
-
Step 300
300
#BCB7FF
oklch(80.9% 0.101 287.1)
-
Step 400
400 (this color)
#917FFF
oklch(67.3% 0.183 286.8)
-
Step 500
500
#866CFF
oklch(63.2% 0.209 286.9)
-
Step 600
600
#7343FC
oklch(55.6% 0.254 286.7)
-
Step 700
700
#6132DC
oklch(49.1% 0.236 286.6)
-
Step 800
800
#4F2CB1
oklch(42.7% 0.195 286.9)
-
Step 900
900
#402B8C
oklch(37.7% 0.152 286.6)
-
Step 950
950
#251B52
oklch(27% 0.096 286.4)
#917FFF 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) | #4695FF | 0.093 |
| Deuteranopia (no green cones) | #458EFC | 0.090 |
| Tritanopia (no blue cones) | #6F9AB3 | 0.154 |
| Achromatopsia (no color) | #919191 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #917FFF
#917FFF
oklch(67.3% 0.183 286.8)
- #A19B00
#A19B00
oklch(67.3% 0.144 106.9)
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 #917FFF, closest first.
No curated palette has a color within ΔE 0.04 of #917FFF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.008
- Lavender Blue #8B88F8 ΔE 0.026
- Perrywinkle #8F8CE7 ΔE 0.052
- Cornflower #6A79F7 ΔE 0.059
- Medium Purple #9370DB ΔE 0.060
- Light Urple #B36FF6 ΔE 0.062
- Periwinkle Blue #8F99FB ΔE 0.065
- Medium Slate Blue #7B68EE ΔE 0.069
Use #917FFF 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.