#A3B4BF
Closest named color: French Gray (#ADB5BD). oklch(76% 0.025 236.1), rgb(163, 180, 191).
Aa
Black text reads best on this color (9.83:1).
About this color
#A3B4BF is a medium-light close to neutral grey. In OKLCH its lightness is 76%, its chroma 0.025. 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 9.83:1.
| Hue family | Neutrals |
| Lightness | medium-light (76%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.83:1 |
| White text | 2.13:1 |
Values
| HEX | #A3B4BF |
| RGB | rgb(163, 180, 191) |
| HSL | hsl(204, 18%, 69%) |
| OKLCH | oklch(76% 0.025 236.1) |
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 #A3B4BF | 2.13:1 | Fails | Lc -46.6 | Large or bold text, headings |
| Black text on #A3B4BF | 9.83:1 | AAA | Lc 62.1 | Content text, not long reading |
| #A3B4BF text on white | 2.13:1 | Fails | Lc 41.9 | Non-text elements, placeholder text |
| #A3B4BF text on black | 9.83:1 | AAA | Lc -60.3 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE1
oklch(88.6% 0.014 233.8)
-
Step 300
300 (this color)
#A3B4BF
oklch(76% 0.025 236.1)
-
Step 400
400
#8AA5B6
oklch(70.7% 0.039 235.7)
-
Step 500
500
#6C8FA4
oklch(63.1% 0.05 235)
-
Step 600
600
#54798F
oklch(55.7% 0.054 235.1)
-
Step 700
700
#44657A
oklch(49% 0.051 237.1)
-
Step 800
800
#385363
oklch(42.7% 0.042 235.1)
-
Step 900
900
#314551
oklch(37.9% 0.033 235.1)
-
Step 950
950
#1D282F
oklch(27% 0.02 236.4)
#A3B4BF 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) | #AFB3C0 | 0.016 |
| Deuteranopia (no green cones) | #ABB0BF | 0.014 |
| Tritanopia (no blue cones) | #9CB7B7 | 0.019 |
| Achromatopsia (no color) | #B1B1B1 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3B4BF
#A3B4BF
oklch(76% 0.025 236.1)
- #BEAEA3
#BEAEA3
oklch(76.1% 0.024 56.9)
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 #A3B4BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.014
- Light Grey Blue #9DBCD4 ΔE 0.031
- Dark Gray #A9A9A9 ΔE 0.035
- Cool Steel #97A7B3 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.043
- Cloudy Blue #ACC2D9 ΔE 0.048
- Pewter #96A8A1 ΔE 0.052
- Silver #C0C0C0 ΔE 0.054
Use #A3B4BF 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.