#A9BBDB
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.9% 0.05 262), rgb(169, 187, 219).
Aa
Black text reads best on this color (10.81:1).
About this color
#A9BBDB is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.050 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 (0.050) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.81:1 |
| White text | 1.94:1 |
Values
| HEX | #A9BBDB |
| RGB | rgb(169, 187, 219) |
| HSL | hsl(218, 41%, 76%) |
| OKLCH | oklch(78.9% 0.05 262) |
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 #A9BBDB | 1.94:1 | Fails | Lc -41.6 | Non-text elements, placeholder text |
| Black text on #A9BBDB | 10.81:1 | AAA | Lc 66.6 | Content text, not long reading |
| #A9BBDB text on white | 1.94:1 | Fails | Lc 37.3 | Non-text elements, placeholder text |
| #A9BBDB 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#CFDAEC
oklch(88.5% 0.028 260.3)
-
Step 300
300 (this color)
#A9BBDB
oklch(78.9% 0.05 262)
-
Step 400
400
#85A1D3
oklch(70.7% 0.08 261.8)
-
Step 500
500
#6789C7
oklch(63.1% 0.102 261.9)
-
Step 600
600
#4F72B4
oklch(55.6% 0.111 262.2)
-
Step 700
700
#3F5F9B
oklch(49% 0.104 262)
-
Step 800
800
#354E7E
oklch(42.7% 0.086 262.5)
-
Step 900
900
#2E4165
oklch(37.7% 0.067 262.4)
-
Step 950
950
#1B263B
oklch(26.9% 0.042 262.7)
#A9BBDB 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) | #B1BDDD | 0.012 |
| Deuteranopia (no green cones) | #ACB8DA | 0.008 |
| Tritanopia (no blue cones) | #9CC1C5 | 0.044 |
| Achromatopsia (no color) | #BABABA | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9BBDB
#A9BBDB
oklch(78.9% 0.05 262)
- #CAB897
#CAB897
oklch(78.9% 0.049 82.6)
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 #A9BBDB, 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 0.021
- Light Cornflower Blue #98C1D9 ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.026
- French Gray #ADB5BD ΔE 0.041
- Light Blue Grey #B7C9E2 ΔE 0.043
- Pastel Blue #A2BFFE ΔE 0.049
- Silver #C0C0C0 ΔE 0.053
Use #A9BBDB 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.