#AAC7EA
Closest named color: Light Steel Blue (#B0C4DE). oklch(82% 0.059 253.3), rgb(170, 199, 234).
Aa
Black text reads best on this color (12.06:1).
About this color
#AAC7EA is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.059 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.017 away. Black text reads best on it, at 12.06:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.06:1 |
| White text | 1.74:1 |
Values
| HEX | #AAC7EA |
| RGB | rgb(170, 199, 234) |
| HSL | hsl(213, 60%, 79%) |
| OKLCH | oklch(82% 0.059 253.3) |
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 #AAC7EA | 1.74:1 | Fails | Lc -35.5 | Non-text elements, placeholder text |
| Black text on #AAC7EA | 12.06:1 | AAA | Lc 72.2 | Content text, not long reading |
| #AAC7EA text on white | 1.74:1 | Fails | Lc 31.6 | Non-text elements, placeholder text |
| #AAC7EA text on black | 12.06:1 | AAA | Lc -71.1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CBDBEF
oklch(88.6% 0.033 254)
-
Step 300
300 (this color)
#AAC7EA
oklch(82% 0.059 253.3)
-
Step 400
400
#76A4DA
oklch(70.7% 0.094 253)
-
Step 500
500
#528CD0
oklch(63.1% 0.12 253.5)
-
Step 600
600
#3475BD
oklch(55.6% 0.13 253.2)
-
Step 700
700
#2762A3
oklch(49.1% 0.121 253.3)
-
Step 800
800
#225084
oklch(42.7% 0.1 253.5)
-
Step 900
900
#21436A
oklch(37.7% 0.078 253.3)
-
Step 950
950
#14273E
oklch(26.9% 0.05 254.1)
#AAC7EA 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) | #BAC8EC | 0.021 |
| Deuteranopia (no green cones) | #B3C1E9 | 0.018 |
| Tritanopia (no blue cones) | #98CFD2 | 0.052 |
| Achromatopsia (no color) | #C4C4C4 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAC7EA
#AAC7EA
oklch(82% 0.059 253.3)
- #DCBF9B
#DCBF9B
oklch(82% 0.058 72.9)
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 #AAC7EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.017
- Light Blue Grey #B7C9E2 ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.030
- Light Cornflower Blue #98C1D9 ΔE 0.036
- Sky Blue #87CEEB ΔE 0.041
- Light Periwinkle #C1C6FC ΔE 0.041
- Light Sky Blue #87CEFA ΔE 0.042
Use #AAC7EA 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.