#A591EF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.2% 0.135 292.4), rgb(165, 145, 239).
Aa
Black text reads best on this color (7.89:1).
About this color
#A591EF is a medium-light, moderately saturated purple. In OKLCH its lightness is 71%, its chroma 0.135 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.036 away. Black text reads best on it, at 7.89:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.89:1 |
| White text | 2.65:1 |
Values
| HEX | #A591EF |
| RGB | rgb(165, 145, 239) |
| HSL | hsl(253, 75%, 75%) |
| OKLCH | oklch(71.2% 0.135 292.4) |
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 #A591EF | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #A591EF | 7.89:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #A591EF text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #A591EF text on black | 7.89:1 | AAA | Lc -50.3 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#D9D4F6
oklch(88.5% 0.047 292.2)
-
Step 300
300
#C2B7F3
oklch(80.9% 0.084 292.8)
-
Step 400
400 (this color)
#A591EF
oklch(71.2% 0.135 292.4)
-
Step 500
500
#8F70E7
oklch(63% 0.173 292.7)
-
Step 600
600
#7A55D5
oklch(55.5% 0.188 292.5)
-
Step 700
700
#6745B9
oklch(49.2% 0.174 292.3)
-
Step 800
800
#543996
oklch(42.7% 0.146 292.5)
-
Step 900
900
#453277
oklch(37.6% 0.113 292.8)
-
Step 950
950
#281E46
oklch(27% 0.072 292.4)
#A591EF 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) | #75A0F3 | 0.068 |
| Deuteranopia (no green cones) | #779DED | 0.065 |
| Tritanopia (no blue cones) | #94A2B5 | 0.111 |
| Achromatopsia (no color) | #9F9F9F | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A591EF
#A591EF
oklch(71.2% 0.135 292.4)
- #A4AA38
#A4AA38
oklch(71.2% 0.135 112.3)
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 #A591EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.036
- Perrywinkle #8F8CE7 ΔE 0.037
- Pale Purple #B790D4 ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.049
- Liliac #C48EFD ΔE 0.053
- Periwinkle #8E82FE ΔE 0.060
- Baby Purple #CA9BF7 ΔE 0.065
- Light Purple #BF77F6 ΔE 0.072
Use #A591EF 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.