#A9DBFF
Closest named color: Light Blue (#ADD8E6). oklch(86.9% 0.072 239.9), rgb(169, 219, 255).
Aa
Black text reads best on this color (14.26:1).
About this color
#A9DBFF is a light, moderately saturated blue. In OKLCH its lightness is 87%, its chroma 0.072 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.034 away. Black text reads best on it, at 14.26:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.26:1 |
| White text | 1.47:1 |
Values
| HEX | #A9DBFF |
| RGB | rgb(169, 219, 255) |
| HSL | hsl(205, 100%, 83%) |
| OKLCH | oklch(86.9% 0.072 239.9) |
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 #A9DBFF | 1.47:1 | Fails | Lc -25.3 | Dividers and decoration only |
| Black text on #A9DBFF | 14.26:1 | AAA | Lc 81.4 | Fine for body text |
| #A9DBFF text on white | 1.47:1 | Fails | Lc 22.3 | Dividers and decoration only |
| #A9DBFF text on black | 14.26:1 | AAA | Lc -81.0 | 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
#DBEDFA
oklch(93.7% 0.026 239.1)
-
Step 200
200 (this color)
#A9DBFF
oklch(86.9% 0.072 239.9)
-
Step 300
300
#88C9F7
oklch(80.9% 0.093 240.2)
-
Step 400
400
#2CABF3
oklch(70.7% 0.149 239.9)
-
Step 500
500
#0093D7
oklch(63.2% 0.144 239.7)
-
Step 600
600
#007BB6
oklch(55.6% 0.128 240.2)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#00557F
oklch(42.8% 0.098 239.8)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#A9DBFF 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) | #CCDAFF | 0.042 |
| Deuteranopia (no green cones) | #C0D1FE | 0.035 |
| Tritanopia (no blue cones) | #8DE4E7 | 0.056 |
| Achromatopsia (no color) | #D5D5D5 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9DBFF
#A9DBFF
oklch(86.9% 0.072 239.9)
- #F8C9A5
#F8C9A5
oklch(86.8% 0.072 59.1)
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 #A9DBFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.034
- Baby Blue #A2CFFE ΔE 0.034
- Powder Blue #B0E0E6 ΔE 0.042
- Celeste #A8DADC ΔE 0.049
- Light Blue Grey #B7C9E2 ΔE 0.052
- Light Sky Blue #87CEFA ΔE 0.053
- Robin's Egg Blue #98EFF9 ΔE 0.058
- Sky Blue #87CEEB ΔE 0.058
Use #A9DBFF 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.