#A4D3FD
Closest named color: Baby Blue (#A2CFFE). oklch(84.8% 0.077 245.8), rgb(164, 211, 253).
Aa
Black text reads best on this color (13.31:1).
About this color
#A4D3FD is a light, moderately saturated blue. In OKLCH its lightness is 85%, its chroma 0.077 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.012 away. Black text reads best on it, at 13.31:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.31:1 |
| White text | 1.57:1 |
Values
| HEX | #A4D3FD |
| RGB | rgb(164, 211, 253) |
| HSL | hsl(208, 96%, 82%) |
| OKLCH | oklch(84.8% 0.077 245.8) |
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 #A4D3FD | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #A4D3FD | 13.31:1 | AAA | Lc 77.6 | Fine for body text |
| #A4D3FD text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #A4D3FD text on black | 13.31:1 | AAA | Lc -76.8 | Fine for body text |
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 200.
-
Step 50
50
#EFF7FE
oklch(97.2% 0.013 244.3)
-
Step 100
100
#DBECFC
oklch(93.5% 0.028 246.5)
-
Step 200
200 (this color)
#A4D3FD
oklch(84.8% 0.077 245.8)
-
Step 300
300
#8AC7FD
oklch(80.8% 0.099 246.1)
-
Step 400
400
#37A8FC
oklch(70.8% 0.158 245.6)
-
Step 500
500
#008FE4
oklch(63% 0.162 246)
-
Step 600
600
#0078C1
oklch(55.5% 0.143 246.2)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005387
oklch(42.8% 0.11 245.8)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#A4D3FD 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) | #C2D3FF | 0.037 |
| Deuteranopia (no green cones) | #B7CAFC | 0.030 |
| Tritanopia (no blue cones) | #87DDE1 | 0.063 |
| Achromatopsia (no color) | #CECECE | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4D3FD
#A4D3FD
oklch(84.8% 0.077 245.8)
- #F0C498
#F0C498
oklch(84.8% 0.077 66.5)
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 #A4D3FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.012
- Light Sky Blue #87CEFA ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.042
- Sky Blue #87CEEB ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.046
- Sky #82CAFC ΔE 0.046
- Light Steel Blue #B0C4DE ΔE 0.049
Use #A4D3FD 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.