#A2C4FA
Closest named color: Pastel Blue (#A2BFFE). oklch(81.5% 0.085 259.5), rgb(162, 196, 250).
Aa
Black text reads best on this color (11.81:1).
About this color
#A2C4FA is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.085 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.016 away. Black text reads best on it, at 11.81:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.81:1 |
| White text | 1.77:1 |
Values
| HEX | #A2C4FA |
| RGB | rgb(162, 196, 250) |
| HSL | hsl(217, 90%, 81%) |
| OKLCH | oklch(81.5% 0.085 259.5) |
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 #A2C4FA | 1.77:1 | Fails | Lc -36.7 | Non-text elements, placeholder text |
| Black text on #A2C4FA | 11.81:1 | AAA | Lc 71.1 | Content text, not long reading |
| #A2C4FA text on white | 1.77:1 | Fails | Lc 32.7 | Non-text elements, placeholder text |
| #A2C4FA text on black | 11.81:1 | AAA | Lc -70.0 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C7DAF9
oklch(88.4% 0.048 260.2)
-
Step 300
300 (this color)
#A2C4FA
oklch(81.5% 0.085 259.5)
-
Step 400
400
#6CA0F5
oklch(70.6% 0.137 259.8)
-
Step 500
500
#4486F1
oklch(63.1% 0.174 259.6)
-
Step 600
600
#236DDF
oklch(55.6% 0.189 259.4)
-
Step 700
700
#165AC2
oklch(49.1% 0.176 259.6)
-
Step 800
800
#154A9D
oklch(42.7% 0.146 259.6)
-
Step 900
900
#183F7D
oklch(37.7% 0.114 259.5)
-
Step 950
950
#0F2549
oklch(26.9% 0.073 259.8)
#A2C4FA 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) | #B1C7FC | 0.021 |
| Deuteranopia (no green cones) | #A8BEF9 | 0.016 |
| Tritanopia (no blue cones) | #87CFD6 | 0.075 |
| Achromatopsia (no color) | #C2C2C2 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A2C4FA
#A2C4FA
oklch(81.5% 0.085 259.5)
- #E0BD83
#E0BD83
oklch(81.6% 0.085 79.7)
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 #A2C4FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.016
- Baby Blue #A2CFFE ΔE 0.028
- Sky #82CAFC ΔE 0.036
- Light Sky Blue #87CEFA ΔE 0.037
- Light Periwinkle #C1C6FC ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.043
- Lightblue #7BC8F6 ΔE 0.043
- Carolina Blue #8AB8FE ΔE 0.046
Use #A2C4FA 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.