#911FFA
Closest named color: Vivid Purple (#9900FA). oklch(55.5% 0.281 299.6), rgb(145, 31, 250).
Aa
White text reads best on this color (5.55:1).
About this color
#911FFA is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.281 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Vivid Purple (#9900FA), ΔE 0.020 away. White text reads best on it, at 5.55:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.281) |
| Temperature | in between |
| Nearest name | Vivid Purple (#9900FA) |
| Black text | 3.78:1 |
| White text | 5.55:1 |
Values
| HEX | #911FFA |
| RGB | rgb(145, 31, 250) |
| HSL | hsl(271, 96%, 55%) |
| OKLCH | oklch(55.5% 0.281 299.6) |
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 #911FFA | 5.55:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #911FFA | 3.78:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #911FFA text on white | 5.55:1 | AA | Lc 75.9 | Fine for body text |
| #911FFA text on black | 3.78:1 | AA large text | Lc -25.8 | Dividers and decoration only |
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 600.
-
Step 50
50
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EDE5FF
oklch(93.6% 0.036 299.7)
-
Step 200
200
#DFD0FF
oklch(88.5% 0.066 299.6)
-
Step 300
300
#CBB0FF
oklch(80.9% 0.113 299.6)
-
Step 400
400
#B282FF
oklch(70.7% 0.18 299.5)
-
Step 500
500
#A159FF
oklch(63% 0.235 299.5)
-
Step 600
600 (this color)
#911FFA
oklch(55.5% 0.281 299.6)
-
Step 700
700
#7C04DA
oklch(49.1% 0.261 299.6)
-
Step 800
800
#6512B0
oklch(42.7% 0.216 299.9)
-
Step 900
900
#511D8B
oklch(37.6% 0.168 299.5)
-
Step 950
950
#2F1452
oklch(27% 0.107 299)
#911FFA 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) | #0068FF | 0.178 |
| Deuteranopia (no green cones) | #0066F6 | 0.178 |
| Tritanopia (no blue cones) | #776695 | 0.206 |
| Achromatopsia (no color) | #686868 | 0.283 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #911FFA
#911FFA
oklch(55.5% 0.281 299.6)
- #6A7D00
#6A7D00
oklch(55.5% 0.131 119.7)
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 #911FFA, closest first.
No curated palette has a color within ΔE 0.04 of #911FFA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Purple #9900FA ΔE 0.020
- Blue Violet #8A2BE2 ΔE 0.038
- Electric Purple #AA23FF ΔE 0.050
- Bright Violet #AD0AFD ΔE 0.055
- Dark Violet #9400D3 ΔE 0.066
- Vibrant Purple #AD03DE ΔE 0.075
- Dark Orchid #9932CC ΔE 0.076
- Purpley #8756E4 ΔE 0.081
Use #911FFA 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.