#A2B8FB
Closest named color: Pastel Blue (#A2BFFE). oklch(79.1% 0.099 270), rgb(162, 184, 251).
Aa
Black text reads best on this color (10.78:1).
About this color
#A2B8FB is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.099 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.018 away. Black text reads best on it, at 10.78:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.78:1 |
| White text | 1.94:1 |
Values
| HEX | #A2B8FB |
| RGB | rgb(162, 184, 251) |
| HSL | hsl(225, 92%, 81%) |
| OKLCH | oklch(79.1% 0.099 270) |
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 #A2B8FB | 1.94:1 | Fails | Lc -41.7 | Non-text elements, placeholder text |
| Black text on #A2B8FB | 10.78:1 | AAA | Lc 66.5 | Content text, not long reading |
| #A2B8FB text on white | 1.94:1 | Fails | Lc 37.4 | Non-text elements, placeholder text |
| #A2B8FB text on black | 10.78:1 | AAA | Lc -65.1 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FE
oklch(93.5% 0.029 271.1)
-
Step 200
200
#CBD8FE
oklch(88.5% 0.054 270.4)
-
Step 300
300 (this color)
#A2B8FB
oklch(79.1% 0.099 270)
-
Step 400
400
#7C99FF
oklch(70.6% 0.153 270.2)
-
Step 500
500
#5D7BFF
oklch(63% 0.198 270.2)
-
Step 600
600
#465FF1
oklch(55.6% 0.219 270.1)
-
Step 700
700
#384DD2
oklch(49.1% 0.204 270)
-
Step 800
800
#2E40AA
oklch(42.7% 0.17 270.1)
-
Step 900
900
#283886
oklch(37.7% 0.132 270.1)
-
Step 950
950
#17224F
oklch(27.1% 0.084 269.7)
#A2B8FB 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) | #A2BEFE | 0.015 |
| Deuteranopia (no green cones) | #9AB6F9 | 0.012 |
| Tritanopia (no blue cones) | #88C5CF | 0.088 |
| Achromatopsia (no color) | #BABABA | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A2B8FB
#A2B8FB
oklch(79.1% 0.099 270)
- #D3B86E
#D3B86E
oklch(79% 0.099 90)
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 #A2B8FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.018
- Carolina Blue #8AB8FE ΔE 0.028
- Sky #82CAFC ΔE 0.055
- Light Periwinkle #C1C6FC ΔE 0.058
- Lightblue #7BC8F6 ΔE 0.059
- Baby Blue #A2CFFE ΔE 0.060
- Light Grey Blue #9DBCD4 ΔE 0.062
- Pale Violet #CEAEFA ΔE 0.063
Use #A2B8FB 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.