#A181B5
Closest named color: Heather (#A484AC). oklch(65.2% 0.084 312), rgb(161, 129, 181).
Aa
Black text reads best on this color (6.32:1).
About this color
#A181B5 is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.084 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.019 away. Black text reads best on it, at 6.32:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 6.32:1 |
| White text | 3.32:1 |
Values
| HEX | #A181B5 |
| RGB | rgb(161, 129, 181) |
| HSL | hsl(277, 26%, 61%) |
| OKLCH | oklch(65.2% 0.084 312) |
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 #A181B5 | 3.32:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #A181B5 | 6.32:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #A181B5 text on white | 3.32:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #A181B5 text on black | 6.32:1 | AA | Lc -41.1 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DED5E4
oklch(88.5% 0.022 312.2)
-
Step 300
300
#CAB9D4
oklch(80.8% 0.042 313.1)
-
Step 400
400
#AE95BF
oklch(70.6% 0.066 311.5)
-
Step 500
500 (this color)
#A181B5
oklch(65.2% 0.084 312)
-
Step 600
600
#85639A
oklch(55.5% 0.091 311.9)
-
Step 700
700
#715283
oklch(49.1% 0.084 312.5)
-
Step 800
800
#5C436B
oklch(42.7% 0.071 312.2)
-
Step 900
900
#4B3957
oklch(37.7% 0.055 311.3)
-
Step 950
950
#2C2233
oklch(27.1% 0.034 310.9)
#A181B5 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) | #798BB7 | 0.061 |
| Deuteranopia (no green cones) | #808EB3 | 0.058 |
| Tritanopia (no blue cones) | #9F8893 | 0.061 |
| Achromatopsia (no color) | #8D8D8D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A181B5
#A181B5
oklch(65.2% 0.084 312)
- #7D9B65
#7D9B65
oklch(65.3% 0.084 132)
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 #A181B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.019
- Wisteria #A87DC2 ΔE 0.027
- Dusty Lavender #AC86A8 ΔE 0.033
- Soft Purple #A66FB5 ΔE 0.046
- Dark Lilac #9C6DA5 ΔE 0.053
- Purpley Grey #947E94 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.059
- Faded Purple #916E99 ΔE 0.065
Use #A181B5 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.