#AABBE4
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.3% 0.061 267.3), rgb(170, 187, 228).
Aa
Black text reads best on this color (10.93:1).
About this color
#AABBE4 is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.061 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.029 away. Black text reads best on it, at 10.93:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.93:1 |
| White text | 1.91:1 |
Values
| HEX | #AABBE4 |
| RGB | rgb(170, 187, 228) |
| HSL | hsl(222, 52%, 78%) |
| OKLCH | oklch(79.3% 0.061 267.3) |
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 #AABBE4 | 1.91:1 | Fails | Lc -41.0 | Non-text elements, placeholder text |
| Black text on #AABBE4 | 10.93:1 | AAA | Lc 67.2 | Content text, not long reading |
| #AABBE4 text on white | 1.91:1 | Fails | Lc 36.7 | Non-text elements, placeholder text |
| #AABBE4 text on black | 10.93:1 | AAA | Lc -65.8 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CFD9F1
oklch(88.5% 0.035 267.6)
-
Step 300
300 (this color)
#AABBE4
oklch(79.3% 0.061 267.3)
-
Step 400
400
#859FDE
oklch(70.7% 0.097 266.7)
-
Step 500
500
#6885D5
oklch(63% 0.125 267.7)
-
Step 600
600
#506EC3
oklch(55.7% 0.136 267.3)
-
Step 700
700
#415BA8
oklch(49.1% 0.127 267.6)
-
Step 800
800
#354B88
oklch(42.7% 0.105 267)
-
Step 900
900
#2E3F6D
oklch(37.7% 0.082 267.1)
-
Step 950
950
#1B2540
oklch(27% 0.052 267.5)
#AABBE4 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) | #AEBEE6 | 0.010 |
| Deuteranopia (no green cones) | #A9B9E3 | 0.005 |
| Tritanopia (no blue cones) | #9BC3C9 | 0.055 |
| Achromatopsia (no color) | #BBBBBB | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABBE4
#AABBE4
oklch(79.3% 0.061 267.3)
- #CCBA8F
#CCBA8F
oklch(79.3% 0.061 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 #AABBE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.030
- Light Cornflower Blue #98C1D9 ΔE 0.034
- Pastel Blue #A2BFFE ΔE 0.036
- Light Blue Grey #B7C9E2 ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.052
- French Gray #ADB5BD ΔE 0.054
Use #AABBE4 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.