#A3AFDF
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.2% 0.07 273.7), rgb(163, 175, 223).
Aa
Black text reads best on this color (9.75:1).
About this color
#A3AFDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.070 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.043 away. Black text reads best on it, at 9.75:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.75:1 |
| White text | 2.15:1 |
Values
| HEX | #A3AFDF |
| RGB | rgb(163, 175, 223) |
| HSL | hsl(228, 48%, 76%) |
| OKLCH | oklch(76.2% 0.07 273.7) |
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 #A3AFDF | 2.15:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #A3AFDF | 9.75:1 | AAA | Lc 61.7 | Content text, not long reading |
| #A3AFDF text on white | 2.15:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #A3AFDF text on black | 9.75:1 | AAA | Lc -59.9 | 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 300.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D1D8F4
oklch(88.6% 0.039 274.4)
-
Step 300
300 (this color)
#A3AFDF
oklch(76.2% 0.07 273.7)
-
Step 400
400
#8A9BE7
oklch(70.7% 0.113 273.6)
-
Step 500
500
#6F80DF
oklch(63% 0.144 273.9)
-
Step 600
600
#5868CD
oklch(55.6% 0.156 273.5)
-
Step 700
700
#4956B2
oklch(49.2% 0.145 273.8)
-
Step 800
800
#3B4790
oklch(42.8% 0.12 273.2)
-
Step 900
900
#323C73
oklch(37.7% 0.094 273.3)
-
Step 950
950
#1D2343
oklch(26.8% 0.06 273.7)
#A3AFDF 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) | #A1B3E1 | 0.010 |
| Deuteranopia (no green cones) | #9DAEDE | 0.009 |
| Tritanopia (no blue cones) | #94B8BF | 0.063 |
| Achromatopsia (no color) | #B1B1B1 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3AFDF
#A3AFDF
oklch(76.2% 0.07 273.7)
- #C0B17E
#C0B17E
oklch(76.1% 0.07 93.7)
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 #A3AFDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.043
- Carolina Blue #8AB8FE ΔE 0.050
- Pastel Blue #A2BFFE ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.057
- French Gray #ADB5BD ΔE 0.058
- Light Steel Blue #B0C4DE ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.066
Use #A3AFDF 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.