#A9DBCF
Closest named color: Celeste (#A8DADC). oklch(85.3% 0.054 178.6), rgb(169, 219, 207).
Aa
Black text reads best on this color (13.72:1).
About this color
#A9DBCF is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.054 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.019 away. Black text reads best on it, at 13.72:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.72:1 |
| White text | 1.53:1 |
Values
| HEX | #A9DBCF |
| RGB | rgb(169, 219, 207) |
| HSL | hsl(166, 41%, 76%) |
| OKLCH | oklch(85.3% 0.054 178.6) |
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 #A9DBCF | 1.53:1 | Fails | Lc -27.8 | Dividers and decoration only |
| Black text on #A9DBCF | 13.72:1 | AAA | Lc 79.2 | Fine for body text |
| #A9DBCF text on white | 1.53:1 | Fails | Lc 24.5 | Dividers and decoration only |
| #A9DBCF text on black | 13.72:1 | AAA | Lc -78.6 | 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
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100
#DCEFEA
oklch(93.7% 0.021 178.3)
-
Step 200
200 (this color)
#A9DBCF
oklch(85.3% 0.054 178.6)
-
Step 300
300
#8ED0C1
oklch(80.9% 0.07 178.6)
-
Step 400
400
#3CB7A1
oklch(70.6% 0.112 178.5)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#A9DBCF 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) | #D7D5CF | 0.058 |
| Deuteranopia (no green cones) | #CDCED0 | 0.054 |
| Tritanopia (no blue cones) | #9CDDD7 | 0.016 |
| Achromatopsia (no color) | #D1D1D1 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9DBCF
#A9DBCF
oklch(85.3% 0.054 178.6)
- #EEC1CE
#EEC1CE
oklch(85.4% 0.054 359.1)
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 #A9DBCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.019
- Powder Blue #B0E0E6 ΔE 0.033
- Light Blue #ADD8E6 ΔE 0.037
- Tiffany Blue #94D2BD ΔE 0.041
- Light Teal #90E4C1 ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.053
- Light Gray #D3D3D3 ΔE 0.056
- Pale Turquoise #AFEEEE ΔE 0.057
Use #A9DBCF 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.