#A9CFDB
Closest named color: Light Blue (#ADD8E6). oklch(83.1% 0.044 219), rgb(169, 207, 219).
Aa
Black text reads best on this color (12.63:1).
About this color
#A9CFDB is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.044 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.026 away. Black text reads best on it, at 12.63:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 12.63:1 |
| White text | 1.66:1 |
Values
| HEX | #A9CFDB |
| RGB | rgb(169, 207, 219) |
| HSL | hsl(194, 41%, 76%) |
| OKLCH | oklch(83.1% 0.044 219) |
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 #A9CFDB | 1.66:1 | Fails | Lc -32.8 | Non-text elements, placeholder text |
| Black text on #A9CFDB | 12.63:1 | AAA | Lc 74.7 | Content text, not long reading |
| #A9CFDB text on white | 1.66:1 | Fails | Lc 29.1 | Dividers and decoration only |
| #A9CFDB text on black | 12.63:1 | AAA | Lc -73.7 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C8DDE4
oklch(88.4% 0.024 219.7)
-
Step 300
300 (this color)
#A9CFDB
oklch(83.1% 0.044 219)
-
Step 400
400
#6DABBE
oklch(70.6% 0.07 219.3)
-
Step 500
500
#4096AE
oklch(63.1% 0.089 219.2)
-
Step 600
600
#11809A
oklch(55.6% 0.097 219.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#08586B
oklch(42.7% 0.075 219.8)
-
Step 900
900
#154956
oklch(37.8% 0.058 217.9)
-
Step 950
950
#0E2B33
oklch(27.1% 0.037 218.8)
#A9CFDB 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) | #C7CCDC | 0.038 |
| Deuteranopia (no green cones) | #BFC6DB | 0.035 |
| Tritanopia (no blue cones) | #9AD3D3 | 0.025 |
| Achromatopsia (no color) | #C9C9C9 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9CFDB
#A9CFDB
oklch(83.1% 0.044 219)
- #E2BFB3
#E2BFB3
oklch(83.2% 0.044 39.8)
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 #A9CFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.026
- Light Blue Grey #B7C9E2 ΔE 0.027
- Celeste #A8DADC ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.034
- Sky Blue #87CEEB ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Powder Blue #B0E0E6 ΔE 0.046
Use #A9CFDB 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.