#A178AA
Closest named color: Dark Lilac (#9C6DA5). oklch(63.1% 0.087 320.2), rgb(161, 120, 170).
Aa
Black text reads best on this color (5.78:1).
About this color
#A178AA is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.087 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lilac (#9C6DA5), ΔE 0.030 away. Black text reads best on it, at 5.78:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 5.78:1 |
| White text | 3.63:1 |
Values
| HEX | #A178AA |
| RGB | rgb(161, 120, 170) |
| HSL | hsl(289, 23%, 57%) |
| OKLCH | oklch(63.1% 0.087 320.2) |
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 #A178AA | 3.63:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #A178AA | 5.78:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #A178AA text on white | 3.63:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #A178AA text on black | 5.78:1 | AA | Lc -37.8 | 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
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E0D4E3
oklch(88.4% 0.024 319.5)
-
Step 300
300
#CDB8D2
oklch(80.8% 0.043 319.7)
-
Step 400
400
#B493BB
oklch(70.7% 0.068 320.4)
-
Step 500
500 (this color)
#A178AA
oklch(63.1% 0.087 320.2)
-
Step 600
600
#8C6095
oklch(55.5% 0.095 320.6)
-
Step 700
700
#77507F
oklch(49.2% 0.086 320.6)
-
Step 800
800
#614168
oklch(42.7% 0.074 320.2)
-
Step 900
900
#4F3754
oklch(37.6% 0.057 320.5)
-
Step 950
950
#2E2131
oklch(27% 0.034 319.9)
#A178AA 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) | #7283AC | 0.073 |
| Deuteranopia (no green cones) | #7C88A8 | 0.068 |
| Tritanopia (no blue cones) | #A27D8A | 0.055 |
| Achromatopsia (no color) | #868686 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A178AA
#A178AA
oklch(63.1% 0.087 320.2)
- #6D9664
#6D9664
oklch(63% 0.086 140)
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 #A178AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.030
- Heather #A484AC ΔE 0.032
- Soft Purple #A66FB5 ΔE 0.033
- Wisteria #A87DC2 ΔE 0.038
- Faded Purple #916E99 ΔE 0.044
- Dusty Lavender #AC86A8 ΔE 0.044
- Purpley Grey #947E94 ΔE 0.047
- Deep Lilac #966EBD ΔE 0.049
Use #A178AA 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.