#AABBCB
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.4% 0.03 246.6), rgb(170, 187, 203).
Aa
Black text reads best on this color (10.67:1).
About this color
#AABBCB is a light close to neutral grey. In OKLCH its lightness is 78%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.019 away. Black text reads best on it, at 10.67:1.
| Hue family | Neutrals |
| Lightness | light (78%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.67:1 |
| White text | 1.96:1 |
Values
| HEX | #AABBCB |
| RGB | rgb(170, 187, 203) |
| HSL | hsl(209, 24%, 73%) |
| OKLCH | oklch(78.4% 0.03 246.6) |
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 #AABBCB | 1.96:1 | Fails | Lc -42.3 | Non-text elements, placeholder text |
| Black text on #AABBCB | 10.67:1 | AAA | Lc 66.0 | Content text, not long reading |
| #AABBCB text on white | 1.96:1 | Fails | Lc 37.9 | Non-text elements, placeholder text |
| #AABBCB text on black | 10.67:1 | AAA | Lc -64.5 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAEF
oklch(93.5% 0.009 247.9)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300 (this color)
#AABBCB
oklch(78.4% 0.03 246.6)
-
Step 400
400
#89A4BD
oklch(70.7% 0.047 246.5)
-
Step 500
500
#6C8DAC
oklch(63% 0.06 247.2)
-
Step 600
600
#537798
oklch(55.6% 0.066 246.9)
-
Step 700
700
#436482
oklch(49.1% 0.062 246.8)
-
Step 800
800
#385269
oklch(42.8% 0.05 246)
-
Step 900
900
#304456
oklch(37.8% 0.04 246.3)
-
Step 950
950
#1C2832
oklch(27% 0.025 244)
#AABBCB 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) | #B5BBCC | 0.015 |
| Deuteranopia (no green cones) | #B1B7CB | 0.013 |
| Tritanopia (no blue cones) | #A2BFC0 | 0.025 |
| Achromatopsia (no color) | #B9B9B9 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABBCB
#AABBCB
oklch(78.4% 0.03 246.6)
- #C6B5A5
#C6B5A5
oklch(78.3% 0.03 65.7)
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 #AABBCB, 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
- French Gray #ADB5BD ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.024
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.033
- Silver #C0C0C0 ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.048
- Dark Gray #A9A9A9 ΔE 0.057
Use #AABBCB 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.