#AABBD9
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.9% 0.047 261.8), rgb(170, 187, 217).
Aa
Black text reads best on this color (10.81:1).
About this color
#AABBD9 is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.047 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.019 away. Black text reads best on it, at 10.81:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.81:1 |
| White text | 1.94:1 |
Values
| HEX | #AABBD9 |
| RGB | rgb(170, 187, 217) |
| HSL | hsl(218, 38%, 76%) |
| OKLCH | oklch(78.9% 0.047 261.8) |
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 #AABBD9 | 1.94:1 | Fails | Lc -41.6 | Non-text elements, placeholder text |
| Black text on #AABBD9 | 10.81:1 | AAA | Lc 66.7 | Content text, not long reading |
| #AABBD9 text on white | 1.94:1 | Fails | Lc 37.3 | Non-text elements, placeholder text |
| #AABBD9 text on black | 10.81:1 | AAA | Lc -65.2 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEB
oklch(88.6% 0.026 261.1)
-
Step 300
300 (this color)
#AABBD9
oklch(78.9% 0.047 261.8)
-
Step 400
400
#87A1D0
oklch(70.7% 0.075 262.1)
-
Step 500
500
#6989C4
oklch(63% 0.097 262.1)
-
Step 600
600
#5172B0
oklch(55.5% 0.104 262.2)
-
Step 700
700
#426097
oklch(49.2% 0.096 261.8)
-
Step 800
800
#364E7B
oklch(42.6% 0.081 262.2)
-
Step 900
900
#2F4163
oklch(37.6% 0.063 262.4)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#AABBD9 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) | #B1BCDA | 0.010 |
| Deuteranopia (no green cones) | #ADB8D8 | 0.008 |
| Tritanopia (no blue cones) | #9EC1C5 | 0.041 |
| Achromatopsia (no color) | #BABABA | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABBD9
#AABBD9
oklch(78.9% 0.047 261.8)
- #C9B899
#C9B899
oklch(78.9% 0.046 82.5)
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 #AABBD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Steel Blue #B0C4DE ΔE 0.026
- Light Cornflower Blue #98C1D9 ΔE 0.026
- French Gray #ADB5BD ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.042
- Silver #C0C0C0 ΔE 0.050
- Pastel Blue #A2BFFE ΔE 0.052
Use #AABBD9 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.