#AAACDD
Closest named color: Light Grey Blue (#9DBCD4). oklch(76% 0.07 282.8), rgb(170, 172, 221).
Aa
Black text reads best on this color (9.65:1).
About this color
#AAACDD is a medium-light, moderately saturated purple. In OKLCH its lightness is 76%, its chroma 0.070 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.051 away. Black text reads best on it, at 9.65:1.
| Hue family | Purples |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #AAACDD |
| RGB | rgb(170, 172, 221) |
| HSL | hsl(238, 43%, 77%) |
| OKLCH | oklch(76% 0.07 282.8) |
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 #AAACDD | 2.17:1 | Fails | Lc -47.5 | Large or bold text, headings |
| Black text on #AAACDD | 9.65:1 | AAA | Lc 61.2 | Content text, not long reading |
| #AAACDD text on white | 2.17:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #AAACDD text on black | 9.65:1 | AAA | Lc -59.4 | 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 300.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F7
oklch(93.5% 0.02 282.9)
-
Step 200
200
#D5D6F3
oklch(88.4% 0.04 284)
-
Step 300
300 (this color)
#AAACDD
oklch(76% 0.07 282.8)
-
Step 400
400
#9797E4
oklch(70.7% 0.112 283.2)
-
Step 500
500
#7E7CDD
oklch(63.2% 0.143 282.4)
-
Step 600
600
#6963CA
oklch(55.7% 0.155 282.8)
-
Step 700
700
#5751AF
oklch(49.1% 0.145 282.5)
-
Step 800
800
#47438E
oklch(42.7% 0.12 282.4)
-
Step 900
900
#3B3971
oklch(37.6% 0.094 282.5)
-
Step 950
950
#232242
oklch(27.1% 0.058 283.2)
#AAACDD 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) | #9FB1DF | 0.018 |
| Deuteranopia (no green cones) | #9DAEDC | 0.018 |
| Tritanopia (no blue cones) | #9EB4BD | 0.060 |
| Achromatopsia (no color) | #B0B0B0 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAACDD
#AAACDD
oklch(76% 0.07 282.8)
- #B9B37F
#B9B37F
oklch(75.9% 0.07 102.3)
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 #AAACDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.051
- Pastel Blue #A2BFFE ΔE 0.058
- Carolina Blue #8AB8FE ΔE 0.059
- French Gray #ADB5BD ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.061
- Cloudy Blue #ACC2D9 ΔE 0.062
- Light Steel Blue #B0C4DE ΔE 0.066
- Cool Steel #97A7B3 ΔE 0.068
Use #AAACDD 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.