#A4AFDB
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.1% 0.064 273.8), rgb(164, 175, 219).
Aa
Black text reads best on this color (9.73:1).
About this color
#A4AFDB is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.064 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.040 away. Black text reads best on it, at 9.73:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.73:1 |
| White text | 2.15:1 |
Values
| HEX | #A4AFDB |
| RGB | rgb(164, 175, 219) |
| HSL | hsl(228, 43%, 75%) |
| OKLCH | oklch(76.1% 0.064 273.8) |
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 #A4AFDB | 2.15:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #A4AFDB | 9.73:1 | AAA | Lc 61.6 | Content text, not long reading |
| #A4AFDB text on white | 2.15:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #A4AFDB text on black | 9.73:1 | AAA | Lc -59.8 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D1D8F2
oklch(88.5% 0.037 273.7)
-
Step 300
300 (this color)
#A4AFDB
oklch(76.1% 0.064 273.8)
-
Step 400
400
#8C9CE1
oklch(70.7% 0.103 273.5)
-
Step 500
500
#7182D8
oklch(63.1% 0.131 273.6)
-
Step 600
600
#5A69C6
oklch(55.5% 0.144 273.9)
-
Step 700
700
#4A57AB
oklch(49% 0.134 273.8)
-
Step 800
800
#3D488A
oklch(42.7% 0.109 273.8)
-
Step 900
900
#343D6F
oklch(37.8% 0.086 273.9)
-
Step 950
950
#1E2441
oklch(27% 0.055 273.4)
#A4AFDB 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) | #A2B3DD | 0.010 |
| Deuteranopia (no green cones) | #9EAEDA | 0.009 |
| Tritanopia (no blue cones) | #96B7BE | 0.057 |
| Achromatopsia (no color) | #B0B0B0 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4AFDB
#A4AFDB
oklch(76.1% 0.064 273.8)
- #BFB183
#BFB183
oklch(76.1% 0.064 93.2)
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 #A4AFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.051
- French Gray #ADB5BD ΔE 0.052
- Cloudy Blue #ACC2D9 ΔE 0.055
- Carolina Blue #8AB8FE ΔE 0.055
- Pastel Blue #A2BFFE ΔE 0.056
- Light Steel Blue #B0C4DE ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.061
Use #A4AFDB 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.