#A491FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(72% 0.157 289.8), rgb(164, 145, 255).
Aa
Black text reads best on this color (8.07:1).
About this color
#A491FF is a medium-light, vivid purple. In OKLCH its lightness is 72%, its chroma 0.157 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.035 away. Black text reads best on it, at 8.07:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.07:1 |
| White text | 2.60:1 |
Values
| HEX | #A491FF |
| RGB | rgb(164, 145, 255) |
| HSL | hsl(250, 100%, 78%) |
| OKLCH | oklch(72% 0.157 289.8) |
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 #A491FF | 2.60:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #A491FF | 8.07:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #A491FF text on white | 2.60:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #A491FF text on black | 8.07:1 | AAA | Lc -51.3 | 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
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FC
oklch(88.6% 0.055 289.8)
-
Step 300
300
#BFB6FC
oklch(80.9% 0.098 289.9)
-
Step 400
400 (this color)
#A491FF
oklch(72% 0.157 289.8)
-
Step 500
500
#8B6CF8
oklch(63.1% 0.2 289.6)
-
Step 600
600
#774EE7
oklch(55.6% 0.218 289.7)
-
Step 700
700
#653DC8
oklch(49% 0.202 290.1)
-
Step 800
800
#5234A2
oklch(42.7% 0.168 289.9)
-
Step 900
900
#432F81
oklch(37.7% 0.132 289.8)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#A491FF 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) | #6CA3FF | 0.078 |
| Deuteranopia (no green cones) | #6D9EFC | 0.074 |
| Tritanopia (no blue cones) | #8DA6BC | 0.130 |
| Achromatopsia (no color) | #A0A0A0 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A491FF
#A491FF
oklch(72% 0.157 289.8)
- #ACAC01
#ACAC01
oklch(72.1% 0.157 109.8)
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 #A491FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.035
- Lavender Blue #8B88F8 ΔE 0.045
- Perrywinkle #8F8CE7 ΔE 0.048
- Liliac #C48EFD ΔE 0.049
- Periwinkle #8E82FE ΔE 0.052
- Baby Purple #CA9BF7 ΔE 0.067
- Light Purple #BF77F6 ΔE 0.069
- Pale Purple #B790D4 ΔE 0.069
Use #A491FF 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.