#A9B1BF
Closest named color: French Gray (#ADB5BD). oklch(75.8% 0.022 261.8), rgb(169, 177, 191).
Aa
Black text reads best on this color (9.72:1).
About this color
#A9B1BF is a medium-light close to neutral grey. In OKLCH its lightness is 76%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.014 away. Black text reads best on it, at 9.72:1.
| Hue family | Neutrals |
| Lightness | medium-light (76%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.72:1 |
| White text | 2.15:1 |
Values
| HEX | #A9B1BF |
| RGB | rgb(169, 177, 191) |
| HSL | hsl(218, 15%, 71%) |
| OKLCH | oklch(75.8% 0.022 261.8) |
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 #A9B1BF | 2.15:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #A9B1BF | 9.72:1 | AAA | Lc 61.5 | Content text, not long reading |
| #A9B1BF text on white | 2.15:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #A9B1BF text on black | 9.72:1 | AAA | Lc -59.8 | 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 300.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300 (this color)
#A9B1BF
oklch(75.8% 0.022 261.8)
-
Step 400
400
#95A1B7
oklch(70.7% 0.035 262.6)
-
Step 500
500
#7B8AA5
oklch(63.1% 0.044 262.2)
-
Step 600
600
#647490
oklch(55.6% 0.048 261.5)
-
Step 700
700
#53617B
oklch(49.1% 0.045 262.7)
-
Step 800
800
#444F64
oklch(42.7% 0.038 263.2)
-
Step 900
900
#394251
oklch(37.7% 0.028 260.6)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#A9B1BF 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) | #ADB2C0 | 0.006 |
| Deuteranopia (no green cones) | #ABB0BF | 0.004 |
| Tritanopia (no blue cones) | #A4B4B5 | 0.020 |
| Achromatopsia (no color) | #B0B0B0 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9B1BF
#A9B1BF
oklch(75.8% 0.022 261.8)
- #B8B0A1
#B8B0A1
oklch(76% 0.023 83.3)
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 #A9B1BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.014
- Dark Gray #A9A9A9 ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Pinkish Grey #C8ACA9 ΔE 0.050
- Cloudy Blue #ACC2D9 ΔE 0.050
- Pewter #96A8A1 ΔE 0.054
Use #A9B1BF 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.