#A3DBFA
Closest named color: Light Blue (#ADD8E6). oklch(86.4% 0.072 232.9), rgb(163, 219, 250).
Aa
Black text reads best on this color (14.07:1).
About this color
#A3DBFA is a light, moderately saturated blue. In OKLCH its lightness is 86%, its chroma 0.072 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.028 away. Black text reads best on it, at 14.07:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.07:1 |
| White text | 1.49:1 |
Values
| HEX | #A3DBFA |
| RGB | rgb(163, 219, 250) |
| HSL | hsl(201, 90%, 81%) |
| OKLCH | oklch(86.4% 0.072 232.9) |
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 #A3DBFA | 1.49:1 | Fails | Lc -26.2 | Dividers and decoration only |
| Black text on #A3DBFA | 14.07:1 | AAA | Lc 80.7 | Fine for body text |
| #A3DBFA text on white | 1.49:1 | Fails | Lc 23.1 | Dividers and decoration only |
| #A3DBFA text on black | 14.07:1 | AAA | Lc -80.1 | 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
#EEF7FD
oklch(97.1% 0.013 236.6)
-
Step 100
100
#D9EDF9
oklch(93.5% 0.027 234)
-
Step 200
200 (this color)
#A3DBFA
oklch(86.4% 0.072 232.9)
-
Step 300
300
#81CBF3
oklch(80.8% 0.093 233.2)
-
Step 400
400
#00AEEC
oklch(70.6% 0.146 233.1)
-
Step 500
500
#0095CB
oklch(63% 0.131 233.2)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#A3DBFA 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) | #CCD9FC | 0.049 |
| Deuteranopia (no green cones) | #C0CFFA | 0.044 |
| Tritanopia (no blue cones) | #85E3E5 | 0.052 |
| Achromatopsia (no color) | #D3D3D3 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3DBFA
#A3DBFA
oklch(86.4% 0.072 232.9)
- #F9C6A7
#F9C6A7
oklch(86.4% 0.072 52.8)
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 #A3DBFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.028
- Baby Blue #A2CFFE ΔE 0.035
- Powder Blue #B0E0E6 ΔE 0.037
- Celeste #A8DADC ΔE 0.042
- Light Sky Blue #87CEFA ΔE 0.049
- Sky Blue #87CEEB ΔE 0.051
- Light Blue Grey #B7C9E2 ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.054
Use #A3DBFA 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.