#AAD1CA
Closest named color: Celeste (#A8DADC). oklch(83.1% 0.042 183.2), rgb(170, 209, 202).
Aa
Black text reads best on this color (12.68:1).
About this color
#AAD1CA is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.042 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.029 away. Black text reads best on it, at 12.68:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.68:1 |
| White text | 1.65:1 |
Values
| HEX | #AAD1CA |
| RGB | rgb(170, 209, 202) |
| HSL | hsl(169, 30%, 74%) |
| OKLCH | oklch(83.1% 0.042 183.2) |
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 #AAD1CA | 1.65:1 | Fails | Lc -32.6 | Non-text elements, placeholder text |
| Black text on #AAD1CA | 12.68:1 | AAA | Lc 74.9 | Content text, not long reading |
| #AAD1CA text on white | 1.65:1 | Fails | Lc 28.9 | Dividers and decoration only |
| #AAD1CA text on black | 12.68:1 | AAA | Lc -73.9 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C9DEDA
oklch(88.4% 0.023 183.1)
-
Step 300
300 (this color)
#AAD1CA
oklch(83.1% 0.042 183.2)
-
Step 400
400
#6FAFA5
oklch(70.8% 0.068 183.4)
-
Step 500
500
#429B8E
oklch(63.2% 0.087 182.4)
-
Step 600
600
#168579
oklch(55.6% 0.094 183.5)
-
Step 700
700
#007065
oklch(49% 0.087 183.1)
-
Step 800
800
#0B5C53
oklch(42.8% 0.073 183.1)
-
Step 900
900
#164B44
oklch(37.6% 0.056 182.9)
-
Step 950
950
#0F2C28
oklch(27% 0.036 183.4)
#AAD1CA 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) | #CDCCCA | 0.045 |
| Deuteranopia (no green cones) | #C6C7CB | 0.043 |
| Tritanopia (no blue cones) | #A0D3CF | 0.012 |
| Achromatopsia (no color) | #C9C9C9 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAD1CA
#AAD1CA
oklch(83.1% 0.042 183.2)
- #E1BDC5
#E1BDC5
oklch(83.2% 0.042 3.1)
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 #AAD1CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.029
- Tiffany Blue #94D2BD ΔE 0.033
- Light Blue #ADD8E6 ΔE 0.039
- Ash Gray #BFC8AD ΔE 0.043
- Silver #C0C0C0 ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.049
- Light Blue Grey #B7C9E2 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.052
Use #AAD1CA 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.