#A3BBB4
Closest named color: French Gray (#ADB5BD). oklch(77.2% 0.028 176.1), rgb(163, 187, 180).
Aa
Black text reads best on this color (10.32:1).
About this color
#A3BBB4 is a medium-light close to neutral grey. In OKLCH its lightness is 77%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.027 away. Black text reads best on it, at 10.32:1.
| Hue family | Neutrals |
| Lightness | medium-light (77%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.32:1 |
| White text | 2.03:1 |
Values
| HEX | #A3BBB4 |
| RGB | rgb(163, 187, 180) |
| HSL | hsl(163, 15%, 69%) |
| OKLCH | oklch(77.2% 0.028 176.1) |
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 #A3BBB4 | 2.03:1 | Fails | Lc -44.1 | Non-text elements, placeholder text |
| Black text on #A3BBB4 | 10.32:1 | AAA | Lc 64.4 | Content text, not long reading |
| #A3BBB4 text on white | 2.03:1 | Fails | Lc 39.6 | Non-text elements, placeholder text |
| #A3BBB4 text on black | 10.32:1 | AAA | Lc -62.8 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#CFDDD9
oklch(88.6% 0.016 177)
-
Step 300
300 (this color)
#A3BBB4
oklch(77.2% 0.028 176.1)
-
Step 400
400
#83AA9F
oklch(70.6% 0.045 175.8)
-
Step 500
500
#639588
oklch(63% 0.057 176.2)
-
Step 600
600
#497F72
oklch(55.5% 0.062 176.7)
-
Step 700
700
#3A6C5F
oklch(49.2% 0.059 175)
-
Step 800
800
#30584E
oklch(42.8% 0.049 175.9)
-
Step 900
900
#2B4841
oklch(37.6% 0.037 177.2)
-
Step 950
950
#1A2A26
oklch(26.9% 0.023 177.2)
#A3BBB4 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) | #B9B8B4 | 0.030 |
| Deuteranopia (no green cones) | #B4B4B4 | 0.028 |
| Tritanopia (no blue cones) | #9EBCB9 | 0.008 |
| Achromatopsia (no color) | #B6B6B6 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3BBB4
#A3BBB4
oklch(77.2% 0.028 176.1)
- #C5AEB5
#C5AEB5
oklch(77.3% 0.028 357.4)
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 #A3BBB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.027
- Light Grey Blue #9DBCD4 ΔE 0.045
- Silver #C0C0C0 ΔE 0.046
- Dark Gray #A9A9A9 ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.050
- Muted Teal #90B494 ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.054
- Pale Teal #82CBB2 ΔE 0.056
Use #A3BBB4 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.