#A1BEE9
Closest named color: Light Cornflower Blue (#98C1D9). oklch(79.5% 0.069 258.1), rgb(161, 190, 233).
Aa
Black text reads best on this color (11.05:1).
About this color
#A1BEE9 is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.069 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.030 away. Black text reads best on it, at 11.05:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 11.05:1 |
| White text | 1.89:1 |
Values
| HEX | #A1BEE9 |
| RGB | rgb(161, 190, 233) |
| HSL | hsl(216, 62%, 77%) |
| OKLCH | oklch(79.5% 0.069 258.1) |
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 #A1BEE9 | 1.89:1 | Fails | Lc -40.4 | Non-text elements, placeholder text |
| Black text on #A1BEE9 | 11.05:1 | AAA | Lc 67.8 | Content text, not long reading |
| #A1BEE9 text on white | 1.89:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #A1BEE9 text on black | 11.05:1 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF8
oklch(93.7% 0.02 257.5)
-
Step 200
200
#CADAF3
oklch(88.4% 0.039 259.3)
-
Step 300
300 (this color)
#A1BEE9
oklch(79.5% 0.069 258.1)
-
Step 400
400
#75A2E5
oklch(70.7% 0.11 258.1)
-
Step 500
500
#5089DE
oklch(63.1% 0.142 258.2)
-
Step 600
600
#3371CB
oklch(55.5% 0.154 258.1)
-
Step 700
700
#265EB0
oklch(49.1% 0.143 258.3)
-
Step 800
800
#214D8E
oklch(42.6% 0.118 258.3)
-
Step 900
900
#204172
oklch(37.7% 0.093 258.2)
-
Step 950
950
#132643
oklch(26.9% 0.06 258.6)
#A1BEE9 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) | #AFC0EB | 0.019 |
| Deuteranopia (no green cones) | #A7B9E8 | 0.014 |
| Tritanopia (no blue cones) | #8CC7CC | 0.061 |
| Achromatopsia (no color) | #BCBCBC | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1BEE9
#A1BEE9
oklch(79.5% 0.069 258.1)
- #D5B78A
#D5B78A
oklch(79.5% 0.069 77.6)
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 #A1BEE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.030
- Pastel Blue #A2BFFE ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.032
- Sky #82CAFC ΔE 0.044
- Lightblue #7BC8F6 ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.046
Use #A1BEE9 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.