#A1BBFD
Closest named color: Pastel Blue (#A2BFFE). oklch(79.7% 0.099 267.6), rgb(161, 187, 253).
Aa
Black text reads best on this color (11.04:1).
About this color
#A1BBFD is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.099 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.011 away. Black text reads best on it, at 11.04:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.04:1 |
| White text | 1.90:1 |
Values
| HEX | #A1BBFD |
| RGB | rgb(161, 187, 253) |
| HSL | hsl(223, 96%, 81%) |
| OKLCH | oklch(79.7% 0.099 267.6) |
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 #A1BBFD | 1.90:1 | Fails | Lc -40.4 | Non-text elements, placeholder text |
| Black text on #A1BBFD | 11.04:1 | AAA | Lc 67.7 | Content text, not long reading |
| #A1BBFD text on white | 1.90:1 | Fails | Lc 36.2 | Non-text elements, placeholder text |
| #A1BBFD text on black | 11.04:1 | AAA | Lc -66.3 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFE
oklch(93.6% 0.029 266.4)
-
Step 200
200
#C9D9FE
oklch(88.5% 0.054 266.8)
-
Step 300
300 (this color)
#A1BBFD
oklch(79.7% 0.099 267.6)
-
Step 400
400
#779BFF
oklch(70.7% 0.152 267.5)
-
Step 500
500
#567DFF
oklch(63% 0.198 267.8)
-
Step 600
600
#3D61F1
oklch(55.6% 0.219 267.7)
-
Step 700
700
#304FD2
oklch(49.1% 0.204 267.6)
-
Step 800
800
#2842A9
oklch(42.7% 0.168 267.6)
-
Step 900
900
#233986
oklch(37.6% 0.132 267.5)
-
Step 950
950
#15224E
oklch(26.9% 0.083 268)
#A1BBFD 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) | #A5C0FF | 0.014 |
| Deuteranopia (no green cones) | #9CB8FB | 0.011 |
| Tritanopia (no blue cones) | #85C8D2 | 0.088 |
| Achromatopsia (no color) | #BCBCBC | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1BBFD
#A1BBFD
oklch(79.7% 0.099 267.6)
- #D8B970
#D8B970
oklch(79.7% 0.099 87.2)
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 #A1BBFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.011
- Carolina Blue #8AB8FE ΔE 0.029
- Sky #82CAFC ΔE 0.050
- Baby Blue #A2CFFE ΔE 0.053
- Light Periwinkle #C1C6FC ΔE 0.053
- Lightblue #7BC8F6 ΔE 0.054
- Light Sky Blue #87CEFA ΔE 0.057
- Light Steel Blue #B0C4DE ΔE 0.060
Use #A1BBFD 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.