#A9BBDE
Closest named color: Light Grey Blue (#9DBCD4). oklch(79% 0.054 263.7), rgb(169, 187, 222).
Aa
Black text reads best on this color (10.84:1).
About this color
#A9BBDE is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.054 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.023 away. Black text reads best on it, at 10.84:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.84:1 |
| White text | 1.93:1 |
Values
| HEX | #A9BBDE |
| RGB | rgb(169, 187, 222) |
| HSL | hsl(220, 45%, 77%) |
| OKLCH | oklch(79% 0.054 263.7) |
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 #A9BBDE | 1.93:1 | Fails | Lc -41.4 | Non-text elements, placeholder text |
| Black text on #A9BBDE | 10.84:1 | AAA | Lc 66.8 | Content text, not long reading |
| #A9BBDE text on white | 1.93:1 | Fails | Lc 37.1 | Non-text elements, placeholder text |
| #A9BBDE text on black | 10.84:1 | AAA | Lc -65.3 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFD9EE
oklch(88.4% 0.031 265.3)
-
Step 300
300 (this color)
#A9BBDE
oklch(79% 0.054 263.7)
-
Step 400
400
#85A0D7
oklch(70.6% 0.087 264.1)
-
Step 500
500
#6788CC
oklch(63.1% 0.11 263.8)
-
Step 600
600
#4E71B9
oklch(55.6% 0.119 263.4)
-
Step 700
700
#3F5E9F
oklch(49% 0.111 263.6)
-
Step 800
800
#344D81
oklch(42.6% 0.092 263.6)
-
Step 900
900
#2E4168
oklch(37.9% 0.071 263.6)
-
Step 950
950
#1B263D
oklch(27% 0.046 264.1)
#A9BBDE 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) | #B0BDE0 | 0.011 |
| Deuteranopia (no green cones) | #ABB8DD | 0.008 |
| Tritanopia (no blue cones) | #9BC2C6 | 0.049 |
| Achromatopsia (no color) | #BABABA | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9BBDE
#A9BBDE
oklch(79% 0.054 263.7)
- #CBB894
#CBB894
oklch(79% 0.053 83.3)
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 #A9BBDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.023
- Cloudy Blue #ACC2D9 ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.027
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Light Blue Grey #B7C9E2 ΔE 0.043
- Pastel Blue #A2BFFE ΔE 0.045
- French Gray #ADB5BD ΔE 0.045
- Silver #C0C0C0 ΔE 0.057
Use #A9BBDE 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.