#AAAFD1
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.1% 0.049 278.6), rgb(170, 175, 209).
Aa
Black text reads best on this color (9.76:1).
About this color
#AAAFD1 is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.049 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.036 away. Black text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.76:1 |
| White text | 2.15:1 |
Values
| HEX | #AAAFD1 |
| RGB | rgb(170, 175, 209) |
| HSL | hsl(232, 30%, 74%) |
| OKLCH | oklch(76.1% 0.049 278.6) |
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 #AAAFD1 | 2.15:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #AAAFD1 | 9.76:1 | AAA | Lc 61.7 | Content text, not long reading |
| #AAAFD1 text on white | 2.15:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #AAAFD1 text on black | 9.76:1 | AAA | Lc -60.0 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D5D8EB
oklch(88.6% 0.026 278.7)
-
Step 300
300 (this color)
#AAAFD1
oklch(76.1% 0.049 278.6)
-
Step 400
400
#959CD1
oklch(70.7% 0.078 278.4)
-
Step 500
500
#7C83C5
oklch(63.1% 0.099 278.5)
-
Step 600
600
#666BB2
oklch(55.5% 0.11 279.1)
-
Step 700
700
#545999
oklch(49% 0.102 278.5)
-
Step 800
800
#45497C
oklch(42.6% 0.084 278.8)
-
Step 900
900
#3A3E64
oklch(37.8% 0.065 278.2)
-
Step 950
950
#22243A
oklch(26.9% 0.041 279.3)
#AAAFD1 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) | #A6B2D3 | 0.009 |
| Deuteranopia (no green cones) | #A4AFD0 | 0.008 |
| Tritanopia (no blue cones) | #A1B5BA | 0.044 |
| Achromatopsia (no color) | #B1B1B1 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAAFD1
#AAAFD1
oklch(76.1% 0.049 278.6)
- #B9B28F
#B9B28F
oklch(76% 0.048 98)
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 #AAAFD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.036
- French Gray #ADB5BD ΔE 0.038
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.050
- Cool Steel #97A7B3 ΔE 0.053
- Dark Gray #A9A9A9 ΔE 0.056
- Light Steel Blue #B0C4DE ΔE 0.056
- Pastel Blue #A2BFFE ΔE 0.066
Use #AAAFD1 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.