#AAAFDA
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.5% 0.062 279.6), rgb(170, 175, 218).
Aa
Black text reads best on this color (9.85:1).
About this color
#AAAFDA is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.062 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.041 away. Black text reads best on it, at 9.85:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.85:1 |
| White text | 2.13:1 |
Values
| HEX | #AAAFDA |
| RGB | rgb(170, 175, 218) |
| HSL | hsl(234, 39%, 76%) |
| OKLCH | oklch(76.5% 0.062 279.6) |
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 #AAAFDA | 2.13:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #AAAFDA | 9.85:1 | AAA | Lc 62.1 | Content text, not long reading |
| #AAAFDA text on white | 2.13:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #AAAFDA text on black | 9.85:1 | AAA | Lc -60.4 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D4D7F0
oklch(88.5% 0.034 280.2)
-
Step 300
300 (this color)
#AAAFDA
oklch(76.5% 0.062 279.6)
-
Step 400
400
#949ADD
oklch(70.7% 0.098 279.6)
-
Step 500
500
#7B7FD4
oklch(63% 0.127 280.1)
-
Step 600
600
#6567C1
oklch(55.6% 0.137 280)
-
Step 700
700
#5455A7
oklch(49% 0.128 280)
-
Step 800
800
#444687
oklch(42.6% 0.106 279.6)
-
Step 900
900
#393C6C
oklch(37.8% 0.081 279)
-
Step 950
950
#21233F
oklch(26.9% 0.052 279.2)
#AAAFDA 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) | #A4B3DC | 0.012 |
| Deuteranopia (no green cones) | #A1B0D9 | 0.012 |
| Tritanopia (no blue cones) | #9FB7BD | 0.056 |
| Achromatopsia (no color) | #B2B2B2 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAAFDA
#AAAFDA
oklch(76.5% 0.062 279.6)
- #BCB487
#BCB487
oklch(76.5% 0.061 99.2)
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 #AAAFDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.041
- French Gray #ADB5BD ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.052
- Cloudy Blue #ACC2D9 ΔE 0.052
- Pastel Blue #A2BFFE ΔE 0.057
- Light Steel Blue #B0C4DE ΔE 0.057
- Carolina Blue #8AB8FE ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.064
Use #AAAFDA 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.