#AAD5DC
Closest named color: Celeste (#A8DADC). oklch(84.5% 0.046 208.5), rgb(170, 213, 220).
Aa
Black text reads best on this color (13.26:1).
About this color
#AAD5DC is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.046 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.014 away. Black text reads best on it, at 13.26:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.26:1 |
| White text | 1.58:1 |
Values
| HEX | #AAD5DC |
| RGB | rgb(170, 213, 220) |
| HSL | hsl(188, 42%, 76%) |
| OKLCH | oklch(84.5% 0.046 208.5) |
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 #AAD5DC | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #AAD5DC | 13.26:1 | AAA | Lc 77.3 | Fine for body text |
| #AAD5DC text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #AAD5DC text on black | 13.26:1 | AAA | Lc -76.5 | 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 300.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECEE
oklch(93.5% 0.013 208.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300 (this color)
#AAD5DC
oklch(84.5% 0.046 208.5)
-
Step 400
400
#66AEB9
oklch(70.8% 0.074 208.2)
-
Step 500
500
#3299A8
oklch(63.1% 0.094 209)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#094A53
oklch(37.6% 0.061 209.5)
-
Step 950
950
#0A2C30
oklch(27.1% 0.039 206.2)
#AAD5DC 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) | #CED1DC | 0.045 |
| Deuteranopia (no green cones) | #C5CBDC | 0.041 |
| Tritanopia (no blue cones) | #9BD9D7 | 0.022 |
| Achromatopsia (no color) | #CDCDCD | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAD5DC
#AAD5DC
oklch(84.5% 0.046 208.5)
- #E9C1BB
#E9C1BB
oklch(84.4% 0.047 28.1)
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 #AAD5DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.014
- Light Blue #ADD8E6 ΔE 0.015
- Powder Blue #B0E0E6 ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.038
- Cadet Gray #CED4DA ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.047
- Sky Blue #87CEEB ΔE 0.050
- Cloudy Blue #ACC2D9 ΔE 0.050
Use #AAD5DC 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.