#A181C8
Closest named color: Wisteria (#A87DC2). oklch(66% 0.108 304.3), rgb(161, 129, 200).
Aa
Black text reads best on this color (6.48:1).
About this color
#A181C8 is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.108 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.015 away. Black text reads best on it, at 6.48:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.48:1 |
| White text | 3.23:1 |
Values
| HEX | #A181C8 |
| RGB | rgb(161, 129, 200) |
| HSL | hsl(267, 39%, 65%) |
| OKLCH | oklch(66% 0.108 304.3) |
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 #A181C8 | 3.23:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #A181C8 | 6.48:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #A181C8 text on white | 3.23:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #A181C8 text on black | 6.48:1 | AA | Lc -42.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE7F2
oklch(93.5% 0.016 306.4)
-
Step 200
200
#DDD5E9
oklch(88.5% 0.028 303.9)
-
Step 300
300
#C8B9DD
oklch(81% 0.052 304.1)
-
Step 400
400
#AC94CC
oklch(70.8% 0.084 303.9)
-
Step 500
500 (this color)
#A181C8
oklch(66% 0.108 304.3)
-
Step 600
600
#8360AB
oklch(55.6% 0.118 304.4)
-
Step 700
700
#6F4F92
oklch(49.1% 0.109 304.7)
-
Step 800
800
#5A4177
oklch(42.7% 0.091 304.2)
-
Step 900
900
#4A3760
oklch(37.6% 0.072 304.5)
-
Step 950
950
#2B2138
oklch(27% 0.044 303.6)
#A181C8 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) | #728ECB | 0.071 |
| Deuteranopia (no green cones) | #788FC6 | 0.067 |
| Tritanopia (no blue cones) | #9B8C9B | 0.083 |
| Achromatopsia (no color) | #8F8F8F | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A181C8
#A181C8
oklch(66% 0.108 304.3)
- #849E50
#849E50
oklch(66.1% 0.109 124.5)
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 #A181C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.015
- Heather #A484AC ΔE 0.046
- Soft Purple #A66FB5 ΔE 0.047
- Deep Lilac #966EBD ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.053
- Pale Purple #B790D4 ΔE 0.055
- Dusty Lavender #AC86A8 ΔE 0.057
- Medium Purple #9370DB ΔE 0.062
Use #A181C8 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.