#AEBFD9
Closest named color: Cloudy Blue (#ACC2D9). oklch(80% 0.041 258.8), rgb(174, 191, 217).
Aa
Black text reads best on this color (11.25:1).
About this color
#AEBFD9 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.041 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.008 away. Black text reads best on it, at 11.25:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.25:1 |
| White text | 1.86:1 |
Values
| HEX | #AEBFD9 |
| RGB | rgb(174, 191, 217) |
| HSL | hsl(216, 36%, 77%) |
| OKLCH | oklch(80% 0.041 258.8) |
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 #AEBFD9 | 1.86:1 | Fails | Lc -39.5 | Non-text elements, placeholder text |
| Black text on #AEBFD9 | 11.25:1 | AAA | Lc 68.6 | Content text, not long reading |
| #AEBFD9 text on white | 1.86:1 | Fails | Lc 35.3 | Non-text elements, placeholder text |
| #AEBFD9 text on black | 11.25:1 | AAA | Lc -67.3 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE9
oklch(88.5% 0.023 258.4)
-
Step 300
300 (this color)
#AEBFD9
oklch(80% 0.041 258.8)
-
Step 400
400
#88A2CA
oklch(70.7% 0.066 258.9)
-
Step 500
500
#6A8BBD
oklch(63.2% 0.085 258.5)
-
Step 600
600
#5274A9
oklch(55.6% 0.092 259)
-
Step 700
700
#426191
oklch(49.1% 0.086 258.9)
-
Step 800
800
#374F76
oklch(42.6% 0.072 259.8)
-
Step 900
900
#2F425F
oklch(37.7% 0.056 258.6)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#AEBFD9 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) | #B7C0DA | 0.013 |
| Deuteranopia (no green cones) | #B2BCD8 | 0.009 |
| Tritanopia (no blue cones) | #A3C4C7 | 0.036 |
| Achromatopsia (no color) | #BEBEBE | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEBFD9
#AEBFD9
oklch(80% 0.041 258.8)
- #CCBBA0
#CCBBA0
oklch(79.9% 0.042 79.4)
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 #AEBFD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.008
- Light Steel Blue #B0C4DE ΔE 0.014
- Light Grey Blue #9DBCD4 ΔE 0.025
- Light Cornflower Blue #98C1D9 ΔE 0.027
- Light Blue Grey #B7C9E2 ΔE 0.030
- French Gray #ADB5BD ΔE 0.041
- Silver #C0C0C0 ΔE 0.042
- Sky Blue #87CEEB ΔE 0.054
Use #AEBFD9 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.