#A3AFB5
Closest named color: Dark Gray (#A9A9A9). oklch(74.6% 0.016 229), rgb(163, 175, 181).
Aa
Black text reads best on this color (9.35:1).
About this color
#A3AFB5 is a medium-light close to neutral grey. In OKLCH its lightness is 75%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.020 away. Black text reads best on it, at 9.35:1.
| Hue family | Neutrals |
| Lightness | medium-light (75%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.35:1 |
| White text | 2.24:1 |
Values
| HEX | #A3AFB5 |
| RGB | rgb(163, 175, 181) |
| HSL | hsl(200, 11%, 67%) |
| OKLCH | oklch(74.6% 0.016 229) |
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 #A3AFB5 | 2.24:1 | Fails | Lc -49.1 | Large or bold text, headings |
| Black text on #A3AFB5 | 9.35:1 | AAA | Lc 59.7 | Large or bold text, headings |
| #A3AFB5 text on white | 2.24:1 | Fails | Lc 44.3 | Non-text elements, placeholder text |
| #A3AFB5 text on black | 9.35:1 | AAA | Lc -57.9 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E8EAEB
oklch(93.6% 0.003 228.8)
-
Step 200
200
#D5DADC
oklch(88.5% 0.006 223.5)
-
Step 300
300
#BAC2C6
oklch(80.9% 0.011 228.9)
-
Step 400
400 (this color)
#A3AFB5
oklch(74.6% 0.016 229)
-
Step 500
500
#7D8C93
oklch(63% 0.02 227.5)
-
Step 600
600
#66767E
oklch(55.5% 0.023 229.4)
-
Step 700
700
#55636A
oklch(49% 0.021 229.4)
-
Step 800
800
#465157
oklch(42.8% 0.017 231.6)
-
Step 900
900
#3B4347
oklch(37.7% 0.013 229.2)
-
Step 950
950
#22272A
oklch(26.9% 0.009 234.1)
#A3AFB5 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) | #ACAEB5 | 0.012 |
| Deuteranopia (no green cones) | #A9ACB5 | 0.011 |
| Tritanopia (no blue cones) | #9FB1B1 | 0.011 |
| Achromatopsia (no color) | #ADADAD | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3AFB5
#A3AFB5
oklch(74.6% 0.016 229)
- #B6AAA4
#B6AAA4
oklch(74.6% 0.016 48.5)
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 #A3AFB5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.020
- French Gray #ADB5BD ΔE 0.023
- Cool Steel #97A7B3 ΔE 0.028
- Pewter #96A8A1 ΔE 0.037
- Cool Grey #95A3A6 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.047
- Cement #A5A391 ΔE 0.051
- Pinkish Grey #C8ACA9 ΔE 0.053
Use #A3AFB5 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.