#ACA9DD
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.6% 0.074 287.1), rgb(172, 169, 221).
Aa
Black text reads best on this color (9.47:1).
About this color
#ACA9DD is a medium-light, moderately saturated purple. In OKLCH its lightness is 76%, its chroma 0.074 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.059 away. Black text reads best on it, at 9.47:1.
| Hue family | Purples |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.47:1 |
| White text | 2.21:1 |
Values
| HEX | #ACA9DD |
| RGB | rgb(172, 169, 221) |
| HSL | hsl(243, 43%, 76%) |
| OKLCH | oklch(75.6% 0.074 287.1) |
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 #ACA9DD | 2.21:1 | Fails | Lc -48.4 | Large or bold text, headings |
| Black text on #ACA9DD | 9.47:1 | AAA | Lc 60.3 | Content text, not long reading |
| #ACA9DD text on white | 2.21:1 | Fails | Lc 43.6 | Non-text elements, placeholder text |
| #ACA9DD text on black | 9.47:1 | AAA | Lc -58.5 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D7D7EA
oklch(88.5% 0.026 285.9)
-
Step 300
300
#BEBDDE
oklch(81% 0.046 286.7)
-
Step 400
400 (this color)
#ACA9DD
oklch(75.6% 0.074 287.1)
-
Step 500
500
#8680C0
oklch(63.1% 0.095 287.6)
-
Step 600
600
#7069AC
oklch(55.6% 0.102 287.4)
-
Step 700
700
#5E5794
oklch(49.1% 0.096 287.6)
-
Step 800
800
#4C4878
oklch(42.8% 0.078 286.4)
-
Step 900
900
#3F3C61
oklch(37.6% 0.063 286.7)
-
Step 950
950
#252339
oklch(26.9% 0.041 287.5)
#ACA9DD 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) | #9CAFDF | 0.025 |
| Deuteranopia (no green cones) | #9BADDC | 0.024 |
| Tritanopia (no blue cones) | #A1B2BB | 0.064 |
| Achromatopsia (no color) | #AEAEAE | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA9DD
#ACA9DD
oklch(75.6% 0.074 287.1)
- #B5B37C
#B5B37C
oklch(75.5% 0.074 106.3)
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 #ACA9DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.059
- Pale Purple #B790D4 ΔE 0.063
- Carolina Blue #8AB8FE ΔE 0.063
- Pastel Blue #A2BFFE ΔE 0.063
- French Gray #ADB5BD ΔE 0.065
- Pale Violet #CEAEFA ΔE 0.067
- Light Cornflower Blue #98C1D9 ΔE 0.069
- Cloudy Blue #ACC2D9 ΔE 0.069
Use #ACA9DD 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.