#A4D8FF
Closest named color: Baby Blue (#A2CFFE). oklch(86% 0.077 241.2), rgb(164, 216, 255).
Aa
Black text reads best on this color (13.84:1).
About this color
#A4D8FF is a light, moderately saturated blue. In OKLCH its lightness is 86%, its chroma 0.077 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.024 away. Black text reads best on it, at 13.84:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.84:1 |
| White text | 1.51:1 |
Values
| HEX | #A4D8FF |
| RGB | rgb(164, 216, 255) |
| HSL | hsl(206, 100%, 82%) |
| OKLCH | oklch(86% 0.077 241.2) |
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 #A4D8FF | 1.51:1 | Fails | Lc -27.2 | Dividers and decoration only |
| Black text on #A4D8FF | 13.84:1 | AAA | Lc 79.7 | Fine for body text |
| #A4D8FF text on white | 1.51:1 | Fails | Lc 24.0 | Dividers and decoration only |
| #A4D8FF text on black | 13.84:1 | AAA | Lc -79.2 | 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
#EEF7FE
oklch(97.1% 0.013 241)
-
Step 100
100
#DAEDFC
oklch(93.7% 0.029 241.6)
-
Step 200
200 (this color)
#A4D8FF
oklch(86% 0.077 241.2)
-
Step 300
300
#85C9FB
oklch(80.9% 0.099 241.4)
-
Step 400
400
#20AAF9
oklch(70.6% 0.158 241.5)
-
Step 500
500
#0092D9
oklch(63.1% 0.147 241)
-
Step 600
600
#007BB8
oklch(55.7% 0.13 241.1)
-
Step 700
700
#00679B
oklch(49.1% 0.115 241)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#002942
oklch(26.9% 0.063 241.6)
#A4D8FF 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) | #C8D7FF | 0.043 |
| Deuteranopia (no green cones) | #BBCDFE | 0.037 |
| Tritanopia (no blue cones) | #85E2E5 | 0.062 |
| Achromatopsia (no color) | #D2D2D2 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4D8FF
#A4D8FF
oklch(86% 0.077 241.2)
- #F6C69E
#F6C69E
oklch(85.9% 0.076 61.3)
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 #A4D8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.024
- Light Blue #ADD8E6 ΔE 0.036
- Light Sky Blue #87CEFA ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.049
- Light Blue Grey #B7C9E2 ΔE 0.049
- Sky Blue #87CEEB ΔE 0.050
- Celeste #A8DADC ΔE 0.052
- Light Periwinkle #C1C6FC ΔE 0.054
Use #A4D8FF 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.