#AAC2E6
Closest named color: Light Steel Blue (#B0C4DE). oklch(80.8% 0.057 258.4), rgb(170, 194, 230).
Aa
Black text reads best on this color (11.56:1).
About this color
#AAC2E6 is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.057 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.016 away. Black text reads best on it, at 11.56:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.56:1 |
| White text | 1.81:1 |
Values
| HEX | #AAC2E6 |
| RGB | rgb(170, 194, 230) |
| HSL | hsl(216, 55%, 78%) |
| OKLCH | oklch(80.8% 0.057 258.4) |
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 #AAC2E6 | 1.81:1 | Fails | Lc -37.9 | Non-text elements, placeholder text |
| Black text on #AAC2E6 | 11.56:1 | AAA | Lc 70.0 | Content text, not long reading |
| #AAC2E6 text on white | 1.81:1 | Fails | Lc 33.8 | Non-text elements, placeholder text |
| #AAC2E6 text on black | 11.56:1 | AAA | Lc -68.8 | 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
#E3EAF5
oklch(93.5% 0.017 259.4)
-
Step 200
200
#CDDAEF
oklch(88.5% 0.032 260)
-
Step 300
300 (this color)
#AAC2E6
oklch(80.8% 0.057 258.4)
-
Step 400
400
#7DA2DA
oklch(70.7% 0.092 258.5)
-
Step 500
500
#5C8AD0
oklch(63.1% 0.118 258.5)
-
Step 600
600
#4173BD
oklch(55.7% 0.128 258.1)
-
Step 700
700
#3360A3
oklch(49.1% 0.119 258.3)
-
Step 800
800
#2B4F84
oklch(42.8% 0.098 258)
-
Step 900
900
#27426A
oklch(37.8% 0.076 258.1)
-
Step 950
950
#17273E
oklch(27.1% 0.048 257.5)
#AAC2E6 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) | #B6C3E8 | 0.016 |
| Deuteranopia (no green cones) | #B0BEE5 | 0.012 |
| Tritanopia (no blue cones) | #9ACACE | 0.051 |
| Achromatopsia (no color) | #C0C0C0 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAC2E6
#AAC2E6
oklch(80.8% 0.057 258.4)
- #D5BC97
#D5BC97
oklch(80.7% 0.057 77.5)
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 #AAC2E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.016
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Blue Grey #B7C9E2 ΔE 0.028
- Light Cornflower Blue #98C1D9 ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.045
Use #AAC2E6 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.