#A1BFDB
Closest named color: Light Cornflower Blue (#98C1D9). oklch(79.2% 0.052 246.7), rgb(161, 191, 219).
Aa
Black text reads best on this color (10.99:1).
About this color
#A1BFDB is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.052 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.013 away. Black text reads best on it, at 10.99:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.99:1 |
| White text | 1.91:1 |
Values
| HEX | #A1BFDB |
| RGB | rgb(161, 191, 219) |
| HSL | hsl(209, 45%, 75%) |
| OKLCH | oklch(79.2% 0.052 246.7) |
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 #A1BFDB | 1.91:1 | Fails | Lc -40.7 | Non-text elements, placeholder text |
| Black text on #A1BFDB | 10.99:1 | AAA | Lc 67.4 | Content text, not long reading |
| #A1BFDB text on white | 1.91:1 | Fails | Lc 36.4 | Non-text elements, placeholder text |
| #A1BFDB text on black | 10.99:1 | AAA | Lc -66.0 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300 (this color)
#A1BFDB
oklch(79.2% 0.052 246.7)
-
Step 400
400
#76A6D2
oklch(70.8% 0.083 246.9)
-
Step 500
500
#508FC6
oklch(63.1% 0.106 246.8)
-
Step 600
600
#3178B2
oklch(55.5% 0.115 246.6)
-
Step 700
700
#236599
oklch(49.1% 0.106 246.3)
-
Step 800
800
#1F527C
oklch(42.6% 0.088 246.8)
-
Step 900
900
#204464
oklch(37.6% 0.069 247.6)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#A1BFDB 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) | #B4BFDC | 0.024 |
| Deuteranopia (no green cones) | #ADB9DA | 0.021 |
| Tritanopia (no blue cones) | #90C6C8 | 0.044 |
| Achromatopsia (no color) | #BBBBBB | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1BFDB
#A1BFDB
oklch(79.2% 0.052 246.7)
- #D2B599
#D2B599
oklch(79.1% 0.051 66)
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 #A1BFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.013
- Light Grey Blue #9DBCD4 ΔE 0.013
- Cloudy Blue #ACC2D9 ΔE 0.017
- Light Steel Blue #B0C4DE ΔE 0.024
- Light Blue Grey #B7C9E2 ΔE 0.041
- French Gray #ADB5BD ΔE 0.043
- Sky Blue #87CEEB ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.051
Use #A1BFDB 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.