#917CFF
Closest named color: Periwinkle (#8E82FE). oklch(66.7% 0.187 287.6), rgb(145, 124, 255).
Aa
Black text reads best on this color (6.53:1).
About this color
#917CFF is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.187 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.015 away. Black text reads best on it, at 6.53:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.187) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.53:1 |
| White text | 3.21:1 |
Values
| HEX | #917CFF |
| RGB | rgb(145, 124, 255) |
| HSL | hsl(250, 100%, 74%) |
| OKLCH | oklch(66.7% 0.187 287.6) |
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 #917CFF | 3.21:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #917CFF | 6.53:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #917CFF text on white | 3.21:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #917CFF text on black | 6.53:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BDB8F9
oklch(81% 0.091 287.7)
-
Step 400
400
#9C90F6
oklch(70.7% 0.146 287.4)
-
Step 500
500 (this color)
#917CFF
oklch(66.7% 0.187 287.6)
-
Step 600
600
#7254E1
oklch(55.5% 0.204 287.6)
-
Step 700
700
#6043C3
oklch(49% 0.189 287.7)
-
Step 800
800
#4E399E
oklch(42.8% 0.156 287.4)
-
Step 900
900
#40327D
oklch(37.6% 0.122 287.6)
-
Step 950
950
#251E49
oklch(26.9% 0.077 287.5)
#917CFF 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) | #3F93FF | 0.099 |
| Deuteranopia (no green cones) | #3F8CFC | 0.096 |
| Tritanopia (no blue cones) | #7098B2 | 0.157 |
| Achromatopsia (no color) | #8F8F8F | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #917CFF
#917CFF
oklch(66.7% 0.187 287.6)
- #9E9A00
#9E9A00
oklch(66.8% 0.144 107.9)
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 #917CFF, closest first.
No curated palette has a color within ΔE 0.04 of #917CFF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.015
- Lavender Blue #8B88F8 ΔE 0.032
- Medium Purple #9370DB ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.057
- Cornflower #6A79F7 ΔE 0.057
- Light Urple #B36FF6 ΔE 0.059
- Medium Slate Blue #7B68EE ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.072
Use #917CFF 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.