#AABCE9
Closest named color: Pastel Blue (#A2BFFE). oklch(79.7% 0.067 267.8), rgb(170, 188, 233).
Aa
Black text reads best on this color (11.07:1).
About this color
#AABCE9 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.067 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.030 away. Black text reads best on it, at 11.07:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.07:1 |
| White text | 1.89:1 |
Values
| HEX | #AABCE9 |
| RGB | rgb(170, 188, 233) |
| HSL | hsl(223, 59%, 79%) |
| OKLCH | oklch(79.7% 0.067 267.8) |
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 #AABCE9 | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #AABCE9 | 11.07:1 | AAA | Lc 67.8 | Content text, not long reading |
| #AABCE9 text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #AABCE9 text on black | 11.07:1 | AAA | Lc -66.4 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F3
oklch(88.5% 0.038 267.3)
-
Step 300
300 (this color)
#AABCE9
oklch(79.7% 0.067 267.8)
-
Step 400
400
#849EE4
oklch(70.7% 0.107 268)
-
Step 500
500
#6584DC
oklch(63% 0.137 267.7)
-
Step 600
600
#4E6CCA
oklch(55.6% 0.149 268)
-
Step 700
700
#3F5AAF
oklch(49.2% 0.139 267.8)
-
Step 800
800
#344A8D
oklch(42.8% 0.114 267.7)
-
Step 900
900
#2D3E71
oklch(37.7% 0.09 268)
-
Step 950
950
#1A2542
oklch(27% 0.056 266.9)
#AABCE9 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) | #AEBFEB | 0.010 |
| Deuteranopia (no green cones) | #A9BAE8 | 0.005 |
| Tritanopia (no blue cones) | #99C5CB | 0.061 |
| Achromatopsia (no color) | #BCBCBC | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABCE9
#AABCE9
oklch(79.7% 0.067 267.8)
- #CFBB8B
#CFBB8B
oklch(79.7% 0.068 88)
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 #AABCE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.050
Use #AABCE9 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.