#A591F7
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.6% 0.146 291.3), rgb(165, 145, 247).
Aa
Black text reads best on this color (7.99:1).
About this color
#A591F7 is a medium-light, vivid purple. In OKLCH its lightness is 72%, its chroma 0.146 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.034 away. Black text reads best on it, at 7.99:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.99:1 |
| White text | 2.62:1 |
Values
| HEX | #A591F7 |
| RGB | rgb(165, 145, 247) |
| HSL | hsl(252, 86%, 77%) |
| OKLCH | oklch(71.6% 0.146 291.3) |
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 #A591F7 | 2.62:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #A591F7 | 7.99:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #A591F7 text on white | 2.62:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #A591F7 text on black | 7.99:1 | AAA | Lc -50.8 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D9D4F9
oklch(88.6% 0.051 291.5)
-
Step 300
300
#C1B7F8
oklch(81% 0.091 291.3)
-
Step 400
400 (this color)
#A591F7
oklch(71.6% 0.146 291.3)
-
Step 500
500
#8D6EEF
oklch(63% 0.186 291.2)
-
Step 600
600
#7952DE
oklch(55.6% 0.203 291.2)
-
Step 700
700
#6641C1
oklch(49.1% 0.189 291.1)
-
Step 800
800
#53379C
oklch(42.8% 0.156 291.1)
-
Step 900
900
#44317C
oklch(37.7% 0.122 291.1)
-
Step 950
950
#281D48
oklch(26.9% 0.077 292.2)
#A591F7 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) | #71A1FB | 0.073 |
| Deuteranopia (no green cones) | #739EF5 | 0.070 |
| Tritanopia (no blue cones) | #91A4B8 | 0.122 |
| Achromatopsia (no color) | #A0A0A0 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A591F7
#A591F7
oklch(71.6% 0.146 291.3)
- #A8AB27
#A8AB27
oklch(71.6% 0.146 110.9)
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 #A591F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.034
- Perrywinkle #8F8CE7 ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.046
- Liliac #C48EFD ΔE 0.049
- Periwinkle #8E82FE ΔE 0.055
- Pale Purple #B790D4 ΔE 0.058
- Baby Purple #CA9BF7 ΔE 0.064
- Light Purple #BF77F6 ΔE 0.069
Use #A591F7 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.