#A9CEFA
Closest named color: Baby Blue (#A2CFFE). oklch(84% 0.074 253), rgb(169, 206, 250).
Aa
Black text reads best on this color (12.89:1).
About this color
#A9CEFA is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.074 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.009 away. Black text reads best on it, at 12.89:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.89:1 |
| White text | 1.62:1 |
Values
| HEX | #A9CEFA |
| RGB | rgb(169, 206, 250) |
| HSL | hsl(213, 89%, 82%) |
| OKLCH | oklch(84% 0.074 253) |
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 #A9CEFA | 1.62:1 | Fails | Lc -31.6 | Non-text elements, placeholder text |
| Black text on #A9CEFA | 12.89:1 | AAA | Lc 75.8 | Fine for body text |
| #A9CEFA text on white | 1.62:1 | Fails | Lc 28.0 | Dividers and decoration only |
| #A9CEFA text on black | 12.89:1 | AAA | Lc -74.9 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C7DBF4
oklch(88.4% 0.041 254)
-
Step 300
300 (this color)
#A9CEFA
oklch(84% 0.074 253)
-
Step 400
400
#69A4E8
oklch(70.7% 0.118 252.9)
-
Step 500
500
#3D8CE1
oklch(63.2% 0.15 252.7)
-
Step 600
600
#1373CF
oklch(55.5% 0.164 253.2)
-
Step 700
700
#0060B3
oklch(49% 0.152 253.2)
-
Step 800
800
#094F91
oklch(42.7% 0.126 253)
-
Step 900
900
#144274
oklch(37.7% 0.099 253.5)
-
Step 950
950
#0D2744
oklch(27% 0.063 253.3)
#A9CEFA 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) | #BECFFC | 0.027 |
| Deuteranopia (no green cones) | #B4C7F9 | 0.021 |
| Tritanopia (no blue cones) | #90D8DC | 0.065 |
| Achromatopsia (no color) | #CBCBCB | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9CEFA
#A9CEFA
oklch(84% 0.074 253)
- #E8C496
#E8C496
oklch(84% 0.073 73.4)
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 #A9CEFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.009
- Light Blue Grey #B7C9E2 ΔE 0.035
- Light Periwinkle #C1C6FC ΔE 0.035
- Light Sky Blue #87CEFA ΔE 0.037
- Light Steel Blue #B0C4DE ΔE 0.040
- Pastel Blue #A2BFFE ΔE 0.044
- Sky #82CAFC ΔE 0.045
- Sky Blue #87CEEB ΔE 0.045
Use #A9CEFA 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.