#A1B2EF
Closest named color: Carolina Blue (#8AB8FE). oklch(77.3% 0.09 272.1), rgb(161, 178, 239).
Aa
Black text reads best on this color (10.12:1).
About this color
#A1B2EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.090 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.033 away. Black text reads best on it, at 10.12:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.12:1 |
| White text | 2.07:1 |
Values
| HEX | #A1B2EF |
| RGB | rgb(161, 178, 239) |
| HSL | hsl(227, 71%, 78%) |
| OKLCH | oklch(77.3% 0.09 272.1) |
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 #A1B2EF | 2.07:1 | Fails | Lc -45.0 | Large or bold text, headings |
| Black text on #A1B2EF | 10.12:1 | AAA | Lc 63.5 | Content text, not long reading |
| #A1B2EF text on white | 2.07:1 | Fails | Lc 40.5 | Non-text elements, placeholder text |
| #A1B2EF text on black | 10.12:1 | AAA | Lc -61.8 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CDD8FB
oklch(88.5% 0.05 271.6)
-
Step 300
300 (this color)
#A1B2EF
oklch(77.3% 0.09 272.1)
-
Step 400
400
#8299F9
oklch(70.7% 0.143 272.1)
-
Step 500
500
#657CF6
oklch(63% 0.183 272.1)
-
Step 600
600
#4F61E5
oklch(55.5% 0.199 272.3)
-
Step 700
700
#4050C7
oklch(49.1% 0.184 271.9)
-
Step 800
800
#3542A1
oklch(42.7% 0.153 272.3)
-
Step 900
900
#2D3980
oklch(37.7% 0.12 272.1)
-
Step 950
950
#1A224B
oklch(27% 0.076 272.1)
#A1B2EF 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) | #9FB8F2 | 0.015 |
| Deuteranopia (no green cones) | #99B1EE | 0.011 |
| Tritanopia (no blue cones) | #8BBEC7 | 0.081 |
| Achromatopsia (no color) | #B4B4B4 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1B2EF
#A1B2EF
oklch(77.3% 0.09 272.1)
- #C9B471
#C9B471
oklch(77.3% 0.09 92.6)
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 #A1B2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.036
- Light Grey Blue #9DBCD4 ΔE 0.055
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Cloudy Blue #ACC2D9 ΔE 0.063
- Light Steel Blue #B0C4DE ΔE 0.065
- Lightblue #7BC8F6 ΔE 0.066
- Sky #82CAFC ΔE 0.066
Use #A1B2EF 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.