#AAB9D2
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.2% 0.039 260.7), rgb(170, 185, 210).
Aa
Black text reads best on this color (10.57:1).
About this color
#AAB9D2 is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.039 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.017 away. Black text reads best on it, at 10.57:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.57:1 |
| White text | 1.98:1 |
Values
| HEX | #AAB9D2 |
| RGB | rgb(170, 185, 210) |
| HSL | hsl(218, 31%, 75%) |
| OKLCH | oklch(78.2% 0.039 260.7) |
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 #AAB9D2 | 1.98:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #AAB9D2 | 10.57:1 | AAA | Lc 65.5 | Content text, not long reading |
| #AAB9D2 text on white | 1.98:1 | Fails | Lc 38.4 | Non-text elements, placeholder text |
| #AAB9D2 text on black | 10.57:1 | AAA | Lc -64.0 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D1DAE8
oklch(88.6% 0.022 259.2)
-
Step 300
300 (this color)
#AAB9D2
oklch(78.2% 0.039 260.7)
-
Step 400
400
#8AA2C9
oklch(70.8% 0.063 260)
-
Step 500
500
#6D8ABB
oklch(63.1% 0.081 260.7)
-
Step 600
600
#5573A7
oklch(55.5% 0.089 261)
-
Step 700
700
#46618F
oklch(49.2% 0.081 260.7)
-
Step 800
800
#394F74
oklch(42.7% 0.068 260.4)
-
Step 900
900
#31425E
oklch(37.7% 0.053 260.1)
-
Step 950
950
#1D2737
oklch(27.1% 0.033 259.6)
#AAB9D2 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) | #B1BAD3 | 0.010 |
| Deuteranopia (no green cones) | #ADB6D1 | 0.008 |
| Tritanopia (no blue cones) | #A0BEC1 | 0.035 |
| Achromatopsia (no color) | #B8B8B8 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAB9D2
#AAB9D2
oklch(78.2% 0.039 260.7)
- #C5B69C
#C5B69C
oklch(78.2% 0.04 81.5)
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 #AAB9D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.017
- Cloudy Blue #ACC2D9 ΔE 0.024
- Light Cornflower Blue #98C1D9 ΔE 0.028
- French Gray #ADB5BD ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.032
- Silver #C0C0C0 ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.048
- Pastel Blue #A2BFFE ΔE 0.061
Use #AAB9D2 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.