#A1AEC6
Closest named color: French Gray (#ADB5BD). oklch(74.9% 0.038 262.8), rgb(161, 174, 198).
Aa
Black text reads best on this color (9.38:1).
About this color
#A1AEC6 is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.038 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.032 away. Black text reads best on it, at 9.38:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.38:1 |
| White text | 2.23:1 |
Values
| HEX | #A1AEC6 |
| RGB | rgb(161, 174, 198) |
| HSL | hsl(219, 25%, 70%) |
| OKLCH | oklch(74.9% 0.038 262.8) |
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 #A1AEC6 | 2.23:1 | Fails | Lc -48.9 | Large or bold text, headings |
| Black text on #A1AEC6 | 9.38:1 | AAA | Lc 59.9 | Large or bold text, headings |
| #A1AEC6 text on white | 2.23:1 | Fails | Lc 44.1 | Non-text elements, placeholder text |
| #A1AEC6 text on black | 9.38:1 | AAA | Lc -58.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4D9E2
oklch(88.4% 0.013 262.4)
-
Step 300
300
#B9C1D0
oklch(80.9% 0.023 263.2)
-
Step 400
400 (this color)
#A1AEC6
oklch(74.9% 0.038 262.8)
-
Step 500
500
#7A8AA7
oklch(63.1% 0.048 262.3)
-
Step 600
600
#637492
oklch(55.7% 0.051 261.7)
-
Step 700
700
#52617D
oklch(49.1% 0.049 262.7)
-
Step 800
800
#434F65
oklch(42.6% 0.04 262.4)
-
Step 900
900
#394253
oklch(37.8% 0.032 263)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#A1AEC6 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) | #A7AFC7 | 0.009 |
| Deuteranopia (no green cones) | #A3ACC5 | 0.005 |
| Tritanopia (no blue cones) | #98B3B6 | 0.033 |
| Achromatopsia (no color) | #ADADAD | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1AEC6
#A1AEC6
oklch(74.9% 0.038 262.8)
- #B9AC93
#B9AC93
oklch(74.9% 0.038 83.7)
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 #A1AEC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.032
- Cool Steel #97A7B3 ΔE 0.034
- Light Grey Blue #9DBCD4 ΔE 0.037
- Dark Gray #A9A9A9 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.050
- Cool Grey #95A3A6 ΔE 0.053
- Bluegrey #85A3B2 ΔE 0.055
- Pewter #96A8A1 ΔE 0.056
Use #A1AEC6 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.