#A9DAFA
Closest named color: Light Blue (#ADD8E6). oklch(86.5% 0.068 237.2), rgb(169, 218, 250).
Aa
Black text reads best on this color (14.09:1).
About this color
#A9DAFA is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.068 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.027 away. Black text reads best on it, at 14.09:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.09:1 |
| White text | 1.48:1 |
Values
| HEX | #A9DAFA |
| RGB | rgb(169, 218, 250) |
| HSL | hsl(204, 89%, 82%) |
| OKLCH | oklch(86.5% 0.068 237.2) |
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 #A9DAFA | 1.48:1 | Fails | Lc -26.1 | Dividers and decoration only |
| Black text on #A9DAFA | 14.09:1 | AAA | Lc 80.8 | Fine for body text |
| #A9DAFA text on white | 1.48:1 | Fails | Lc 23.0 | Dividers and decoration only |
| #A9DAFA text on black | 14.09:1 | AAA | Lc -80.2 | 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
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DBEDF9
oklch(93.6% 0.025 236.8)
-
Step 200
200 (this color)
#A9DAFA
oklch(86.5% 0.068 237.2)
-
Step 300
300
#8AC9F2
oklch(80.8% 0.087 237.8)
-
Step 400
400
#32ACEC
oklch(70.7% 0.139 237.2)
-
Step 500
500
#0094D2
oklch(63.2% 0.138 237.1)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
#A9DAFA 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 | 0.043 |
| Deuteranopia (no green cones) | #C1D0FA | 0.037 |
| Tritanopia (no blue cones) | #8FE2E4 | 0.052 |
| Achromatopsia (no color) | #D3D3D3 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9DAFA
#A9DAFA
oklch(86.5% 0.068 237.2)
- #F6C8A8
#F6C8A8
oklch(86.5% 0.068 56.5)
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 #A9DAFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.027
- Baby Blue #A2CFFE ΔE 0.034
- Powder Blue #B0E0E6 ΔE 0.037
- Celeste #A8DADC ΔE 0.043
- Light Blue Grey #B7C9E2 ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.052
- Sky Blue #87CEEB ΔE 0.054
- Cadet Gray #CED4DA ΔE 0.057
Use #A9DAFA 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.