#AABACB
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.2% 0.03 249.8), rgb(170, 186, 203).
Aa
Black text reads best on this color (10.59:1).
About this color
#AABACB is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.030 and its hue 250°. 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 10.59:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.59:1 |
| White text | 1.98:1 |
Values
| HEX | #AABACB |
| RGB | rgb(170, 186, 203) |
| HSL | hsl(211, 24%, 73%) |
| OKLCH | oklch(78.2% 0.03 249.8) |
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 #AABACB | 1.98:1 | Fails | Lc -42.7 | Non-text elements, placeholder text |
| Black text on #AABACB | 10.59:1 | AAA | Lc 65.6 | Content text, not long reading |
| #AABACB text on white | 1.98:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #AABACB text on black | 10.59:1 | AAA | Lc -64.1 | 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
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300 (this color)
#AABACB
oklch(78.2% 0.03 249.8)
-
Step 400
400
#8AA3BE
oklch(70.6% 0.049 250.5)
-
Step 500
500
#6D8DAE
oklch(63.2% 0.062 249.6)
-
Step 600
600
#557699
oklch(55.5% 0.067 250.5)
-
Step 700
700
#456383
oklch(49% 0.063 250.8)
-
Step 800
800
#39516A
oklch(42.6% 0.051 250.1)
-
Step 900
900
#314356
oklch(37.6% 0.04 250.3)
-
Step 950
950
#1D2833
oklch(27.2% 0.026 248.8)
#AABACB 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) | #B4BACC | 0.014 |
| Deuteranopia (no green cones) | #B0B7CB | 0.011 |
| Tritanopia (no blue cones) | #A2BEBF | 0.026 |
| Achromatopsia (no color) | #B8B8B8 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABACB
#AABACB
oklch(78.2% 0.03 249.8)
- #C5B5A4
#C5B5A4
oklch(78.2% 0.03 69.1)
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 #AABACB, 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 0.020
- Cloudy Blue #ACC2D9 ΔE 0.025
- Light Cornflower Blue #98C1D9 ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.034
- Silver #C0C0C0 ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.050
- Dark Gray #A9A9A9 ΔE 0.056
Use #AABACB 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.