#AAAFC4
Closest named color: French Gray (#ADB5BD). oklch(75.7% 0.031 275), rgb(170, 175, 196).
Aa
Black text reads best on this color (9.63:1).
About this color
#AAAFC4 is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.031 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.023 away. Black text reads best on it, at 9.63:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.63:1 |
| White text | 2.17:1 |
Values
| HEX | #AAAFC4 |
| RGB | rgb(170, 175, 196) |
| HSL | hsl(228, 18%, 72%) |
| OKLCH | oklch(75.7% 0.031 275) |
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 #AAAFC4 | 2.17:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #AAAFC4 | 9.63:1 | AAA | Lc 61.1 | Content text, not long reading |
| #AAAFC4 text on white | 2.17:1 | Fails | Lc 42.9 | Non-text elements, placeholder text |
| #AAAFC4 text on black | 9.63:1 | AAA | Lc -59.3 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAEE
oklch(93.7% 0.005 275)
-
Step 200
200
#D7D9E0
oklch(88.6% 0.01 273.3)
-
Step 300
300
#BDC0CD
oklch(80.9% 0.018 275.6)
-
Step 400
400 (this color)
#AAAFC4
oklch(75.7% 0.031 275)
-
Step 500
500
#8288A2
oklch(63.1% 0.04 275)
-
Step 600
600
#6C728D
oklch(55.7% 0.043 275.1)
-
Step 700
700
#5A5F78
oklch(49.1% 0.041 276)
-
Step 800
800
#494E61
oklch(42.7% 0.032 273.4)
-
Step 900
900
#3D414F
oklch(37.7% 0.025 272.6)
-
Step 950
950
#24262E
oklch(27% 0.015 274.3)
#AAAFC4 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) | #A9B1C5 | 0.005 |
| Deuteranopia (no green cones) | #A8AFC3 | 0.003 |
| Tritanopia (no blue cones) | #A4B3B6 | 0.028 |
| Achromatopsia (no color) | #B0B0B0 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAAFC4
#AAAFC4
oklch(75.7% 0.031 275)
- #B6B09B
#B6B09B
oklch(75.6% 0.03 93.8)
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 #AAAFC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.023
- Light Grey Blue #9DBCD4 ΔE 0.037
- Dark Gray #A9A9A9 ΔE 0.038
- Cool Steel #97A7B3 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.050
- Cloudy Blue #ACC2D9 ΔE 0.052
- Pinkish Grey #C8ACA9 ΔE 0.053
- Cool Grey #95A3A6 ΔE 0.058
Use #AAAFC4 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.