#AAAECB
Closest named color: French Gray (#ADB5BD). oklch(75.7% 0.042 279.2), rgb(170, 174, 203).
Aa
Black text reads best on this color (9.62:1).
About this color
#AAAECB is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.042 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.033 away. Black text reads best on it, at 9.62:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.62:1 |
| White text | 2.18:1 |
Values
| HEX | #AAAECB |
| RGB | rgb(170, 174, 203) |
| HSL | hsl(233, 24%, 73%) |
| OKLCH | oklch(75.7% 0.042 279.2) |
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 #AAAECB | 2.18:1 | Fails | Lc -47.7 | Large or bold text, headings |
| Black text on #AAAECB | 9.62:1 | AAA | Lc 61.0 | Content text, not long reading |
| #AAAECB text on white | 2.18:1 | Fails | Lc 42.9 | Non-text elements, placeholder text |
| #AAAECB text on black | 9.62:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D7D8E3
oklch(88.5% 0.015 281.9)
-
Step 300
300
#BDBFD2
oklch(80.9% 0.027 281)
-
Step 400
400 (this color)
#AAAECB
oklch(75.7% 0.042 279.2)
-
Step 500
500
#8287AA
oklch(63.2% 0.053 278.4)
-
Step 600
600
#6C7095
oklch(55.6% 0.058 279.5)
-
Step 700
700
#5A5E7F
oklch(49.2% 0.053 278.9)
-
Step 800
800
#494D67
oklch(42.7% 0.043 277.6)
-
Step 900
900
#3D4054
oklch(37.7% 0.034 278)
-
Step 950
950
#242531
oklch(26.9% 0.022 281.1)
#AAAECB 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) | #A7B1CC | 0.008 |
| Deuteranopia (no green cones) | #A5AECA | 0.007 |
| Tritanopia (no blue cones) | #A3B3B7 | 0.038 |
| Achromatopsia (no color) | #AFAFAF | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAAECB
#AAAECB
oklch(75.7% 0.042 279.2)
- #B6B193
#B6B193
oklch(75.7% 0.042 99.5)
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 #AAAECB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.033
- Light Grey Blue #9DBCD4 ΔE 0.038
- Cool Steel #97A7B3 ΔE 0.046
- Dark Gray #A9A9A9 ΔE 0.047
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Cloudy Blue #ACC2D9 ΔE 0.052
- Light Steel Blue #B0C4DE ΔE 0.059
- Pinkish Grey #C8ACA9 ΔE 0.061
Use #AAAECB 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.