#AAB7CB
Closest named color: French Gray (#ADB5BD). oklch(77.6% 0.032 258.9), rgb(170, 183, 203).
Aa
Black text reads best on this color (10.34:1).
About this color
#AAB7CB is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.032 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.019 away. Black text reads best on it, at 10.34:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.34:1 |
| White text | 2.02:1 |
Values
| HEX | #AAB7CB |
| RGB | rgb(170, 183, 203) |
| HSL | hsl(216, 24%, 73%) |
| OKLCH | oklch(77.6% 0.032 258.9) |
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 #AAB7CB | 2.02:1 | Fails | Lc -44.0 | Non-text elements, placeholder text |
| Black text on #AAB7CB | 10.34:1 | AAA | Lc 64.5 | Content text, not long reading |
| #AAB7CB text on white | 2.02:1 | Fails | Lc 39.5 | Non-text elements, placeholder text |
| #AAB7CB text on black | 10.34:1 | AAA | Lc -62.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300 (this color)
#AAB7CB
oklch(77.6% 0.032 258.9)
-
Step 400
400
#8EA2C1
oklch(70.8% 0.051 259.1)
-
Step 500
500
#728BB1
oklch(63.2% 0.064 258.6)
-
Step 600
600
#5A749D
oklch(55.5% 0.071 259.3)
-
Step 700
700
#4A6186
oklch(49% 0.066 259.7)
-
Step 800
800
#3D506D
oklch(42.8% 0.054 258.7)
-
Step 900
900
#344258
oklch(37.6% 0.042 259.3)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#AAB7CB 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) | #B1B8CC | 0.010 |
| Deuteranopia (no green cones) | #ADB5CB | 0.006 |
| Tritanopia (no blue cones) | #A2BBBD | 0.028 |
| Achromatopsia (no color) | #B6B6B6 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAB7CB
#AAB7CB
oklch(77.6% 0.032 258.9)
- #C1B4A0
#C1B4A0
oklch(77.5% 0.031 78.7)
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 #AAB7CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.019
- Light Grey Blue #9DBCD4 ΔE 0.020
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.039
- Silver #C0C0C0 ΔE 0.045
- Dark Gray #A9A9A9 ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.055
Use #AAB7CB 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.