#A3AFBB
Closest named color: French Gray (#ADB5BD). oklch(74.8% 0.022 248.1), rgb(163, 175, 187).
Aa
Black text reads best on this color (9.40:1).
About this color
#A3AFBB is a medium-light close to neutral grey. In OKLCH its lightness is 75%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.022 away. Black text reads best on it, at 9.40:1.
| Hue family | Neutrals |
| Lightness | medium-light (75%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.40:1 |
| White text | 2.23:1 |
Values
| HEX | #A3AFBB |
| RGB | rgb(163, 175, 187) |
| HSL | hsl(210, 15%, 69%) |
| OKLCH | oklch(74.8% 0.022 248.1) |
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 #A3AFBB | 2.23:1 | Fails | Lc -48.8 | Large or bold text, headings |
| Black text on #A3AFBB | 9.40:1 | AAA | Lc 60.0 | Large or bold text, headings |
| #A3AFBB text on white | 2.23:1 | Fails | Lc 44.0 | Non-text elements, placeholder text |
| #A3AFBB text on black | 9.40:1 | AAA | Lc -58.1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADE
oklch(88.6% 0.008 241.7)
-
Step 300
300
#BAC2C9
oklch(81% 0.013 244.3)
-
Step 400
400 (this color)
#A3AFBB
oklch(74.8% 0.022 248.1)
-
Step 500
500
#7D8B9A
oklch(63.1% 0.028 250.1)
-
Step 600
600
#667585
oklch(55.6% 0.031 250.1)
-
Step 700
700
#546270
oklch(49% 0.028 248.4)
-
Step 800
800
#45505B
oklch(42.6% 0.023 248.4)
-
Step 900
900
#3A434B
oklch(37.8% 0.018 245.1)
-
Step 950
950
#22272C
oklch(27% 0.012 248.3)
#A3AFBB 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) | #ABAFBC | 0.011 |
| Deuteranopia (no green cones) | #A8ACBB | 0.010 |
| Tritanopia (no blue cones) | #9DB2B3 | 0.018 |
| Achromatopsia (no color) | #ADADAD | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3AFBB
#A3AFBB
oklch(74.8% 0.022 248.1)
- #B7AB9F
#B7AB9F
oklch(74.8% 0.022 67.5)
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 #A3AFBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.022
- Dark Gray #A9A9A9 ΔE 0.026
- Cool Steel #97A7B3 ΔE 0.029
- Light Grey Blue #9DBCD4 ΔE 0.041
- Pewter #96A8A1 ΔE 0.043
- Cool Grey #95A3A6 ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.054
Use #A3AFBB 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.