#A581F4
Closest named color: Periwinkle (#8E82FE). oklch(68.7% 0.166 296.2), rgb(165, 129, 244).
Aa
Black text reads best on this color (7.04:1).
About this color
#A581F4 is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.166 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.037 away. Black text reads best on it, at 7.04:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.04:1 |
| White text | 2.98:1 |
Values
| HEX | #A581F4 |
| RGB | rgb(165, 129, 244) |
| HSL | hsl(259, 84%, 73%) |
| OKLCH | oklch(68.7% 0.166 296.2) |
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 #A581F4 | 2.98:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #A581F4 | 7.04:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #A581F4 text on white | 2.98:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #A581F4 text on black | 7.04:1 | AAA | Lc -45.6 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FC
oklch(88.5% 0.058 296.1)
-
Step 300
300
#C6B3FC
oklch(80.9% 0.103 296)
-
Step 400
400 (this color)
#A581F4
oklch(68.7% 0.166 296.2)
-
Step 500
500
#9964F8
oklch(63.2% 0.212 296.3)
-
Step 600
600
#8544E7
oklch(55.7% 0.23 296.3)
-
Step 700
700
#7133C9
oklch(49.1% 0.215 296.3)
-
Step 800
800
#5B2CA2
oklch(42.6% 0.178 296.1)
-
Step 900
900
#4A2A81
oklch(37.6% 0.139 295.9)
-
Step 950
950
#2B1A4B
oklch(26.9% 0.087 296)
#A581F4 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) | #5A96F8 | 0.102 |
| Deuteranopia (no green cones) | #6294F1 | 0.095 |
| Tritanopia (no blue cones) | #9397AF | 0.133 |
| Achromatopsia (no color) | #959595 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A581F4
#A581F4
oklch(68.7% 0.166 296.2)
- #96A500
#96A500
oklch(68.6% 0.157 116.1)
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 #A581F4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.037
- Lavender Blue #8B88F8 ΔE 0.040
- Light Urple #B36FF6 ΔE 0.044
- Light Purple #BF77F6 ΔE 0.046
- Perrywinkle #8F8CE7 ΔE 0.047
- Easter Purple #C071FE ΔE 0.056
- Medium Purple #9370DB ΔE 0.060
- Liliac #C48EFD ΔE 0.061
Use #A581F4 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.