#AAC7FF
Closest named color: Baby Blue (#A2CFFE). oklch(82.8% 0.085 263.3), rgb(170, 199, 255).
Aa
Black text reads best on this color (12.32:1).
About this color
#AAC7FF is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.085 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.023 away. Black text reads best on it, at 12.32:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.32:1 |
| White text | 1.70:1 |
Values
| HEX | #AAC7FF |
| RGB | rgb(170, 199, 255) |
| HSL | hsl(220, 100%, 83%) |
| OKLCH | oklch(82.8% 0.085 263.3) |
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 #AAC7FF | 1.70:1 | Fails | Lc -34.3 | Non-text elements, placeholder text |
| Black text on #AAC7FF | 12.32:1 | AAA | Lc 73.4 | Content text, not long reading |
| #AAC7FF text on white | 1.70:1 | Fails | Lc 30.5 | Non-text elements, placeholder text |
| #AAC7FF text on black | 12.32:1 | AAA | Lc -72.3 | Content text, not long reading |
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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C9DAF9
oklch(88.5% 0.047 262.5)
-
Step 300
300 (this color)
#AAC7FF
oklch(82.8% 0.085 263.3)
-
Step 400
400
#739EF5
oklch(70.6% 0.137 263.4)
-
Step 500
500
#5083F2
oklch(63.1% 0.175 263.6)
-
Step 600
600
#356AE0
oklch(55.6% 0.189 263.3)
-
Step 700
700
#2857C3
oklch(49.1% 0.177 263.5)
-
Step 800
800
#22489D
oklch(42.6% 0.145 263.4)
-
Step 900
900
#203D7D
oklch(37.6% 0.114 263.5)
-
Step 950
950
#132549
oklch(27.1% 0.071 262.6)
#AAC7FF 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) | #B4CBFF | 0.017 |
| Deuteranopia (no green cones) | #ACC3FE | 0.010 |
| Tritanopia (no blue cones) | #91D2DA | 0.075 |
| Achromatopsia (no color) | #C6C6C6 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAC7FF
#AAC7FF
oklch(82.8% 0.085 263.3)
- #E2C286
#E2C286
oklch(82.8% 0.085 82.7)
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 #AAC7FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.023
- Pastel Blue #A2BFFE ΔE 0.024
- Light Periwinkle #C1C6FC ΔE 0.029
- Light Sky Blue #87CEFA ΔE 0.043
- Sky #82CAFC ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.046
- Light Steel Blue #B0C4DE ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.052
Use #AAC7FF 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.