#A4B9BB
Closest named color: French Gray (#ADB5BD). oklch(77% 0.023 203.6), rgb(164, 185, 187).
Aa
Black text reads best on this color (10.23:1).
About this color
#A4B9BB is a medium-light close to neutral grey. In OKLCH its lightness is 77%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.016 away. Black text reads best on it, at 10.23:1.
| Hue family | Neutrals |
| Lightness | medium-light (77%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.23:1 |
| White text | 2.05:1 |
Values
| HEX | #A4B9BB |
| RGB | rgb(164, 185, 187) |
| HSL | hsl(185, 14%, 69%) |
| OKLCH | oklch(77% 0.023 203.6) |
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 #A4B9BB | 2.05:1 | Fails | Lc -44.5 | Non-text elements, placeholder text |
| Black text on #A4B9BB | 10.23:1 | AAA | Lc 63.9 | Content text, not long reading |
| #A4B9BB text on white | 2.05:1 | Fails | Lc 40.0 | Non-text elements, placeholder text |
| #A4B9BB text on black | 10.23:1 | AAA | Lc -62.3 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDD
oklch(88.6% 0.013 202.9)
-
Step 300
300 (this color)
#A4B9BB
oklch(77% 0.023 203.6)
-
Step 400
400
#86A8AB
oklch(70.7% 0.037 203)
-
Step 500
500
#679297
oklch(63% 0.047 205.1)
-
Step 600
600
#4D7C81
oklch(55.5% 0.052 204.4)
-
Step 700
700
#3E696D
oklch(49.1% 0.048 203.3)
-
Step 800
800
#345659
oklch(42.8% 0.04 202.9)
-
Step 900
900
#2D4749
oklch(37.8% 0.032 202)
-
Step 950
950
#1B292B
oklch(26.9% 0.019 207.1)
#A4B9BB 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) | #B6B7BB | 0.024 |
| Deuteranopia (no green cones) | #B1B4BB | 0.021 |
| Tritanopia (no blue cones) | #9EBBBA | 0.009 |
| Achromatopsia (no color) | #B5B5B5 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4B9BB
#A4B9BB
oklch(77% 0.023 203.6)
- #C3AFAD
#C3AFAD
oklch(77% 0.023 24.5)
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 #A4B9BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.016
- Light Grey Blue #9DBCD4 ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Dark Gray #A9A9A9 ΔE 0.043
- Silver #C0C0C0 ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.045
- Cool Steel #97A7B3 ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.055
Use #A4B9BB 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.