#A1B4E4
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.2% 0.072 267.9), rgb(161, 180, 228).
Aa
Black text reads best on this color (10.16:1).
About this color
#A1B4E4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.072 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.037 away. Black text reads best on it, at 10.16:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.16:1 |
| White text | 2.06:1 |
Values
| HEX | #A1B4E4 |
| RGB | rgb(161, 180, 228) |
| HSL | hsl(223, 55%, 76%) |
| OKLCH | oklch(77.2% 0.072 267.9) |
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 #A1B4E4 | 2.06:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #A1B4E4 | 10.16:1 | AAA | Lc 63.6 | Content text, not long reading |
| #A1B4E4 text on white | 2.06:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #A1B4E4 text on black | 10.16:1 | AAA | Lc -62.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F5
oklch(88.6% 0.04 268.5)
-
Step 300
300 (this color)
#A1B4E4
oklch(77.2% 0.072 267.9)
-
Step 400
400
#819DE9
oklch(70.6% 0.116 268)
-
Step 500
500
#6383E2
oklch(63% 0.148 268)
-
Step 600
600
#4B6BD0
oklch(55.7% 0.16 267.7)
-
Step 700
700
#3C58B4
oklch(49% 0.149 267.8)
-
Step 800
800
#324992
oklch(42.8% 0.123 267.8)
-
Step 900
900
#2C3E74
oklch(37.8% 0.095 267.8)
-
Step 950
950
#1A2444
oklch(26.9% 0.061 268.9)
#A1B4E4 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) | #A5B8E6 | 0.012 |
| Deuteranopia (no green cones) | #9FB2E3 | 0.006 |
| Tritanopia (no blue cones) | #8FBDC4 | 0.064 |
| Achromatopsia (no color) | #B4B4B4 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1B4E4
#A1B4E4
oklch(77.2% 0.072 267.9)
- #C8B380
#C8B380
oklch(77.3% 0.072 88.2)
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 #A1B4E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.037
- Pastel Blue #A2BFFE ΔE 0.041
- Carolina Blue #8AB8FE ΔE 0.043
- Light Cornflower Blue #98C1D9 ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.049
- Light Steel Blue #B0C4DE ΔE 0.052
- French Gray #ADB5BD ΔE 0.059
- Lightblue #7BC8F6 ΔE 0.061
Use #A1B4E4 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.