#AAD3DE
Closest named color: Light Blue (#ADD8E6). oklch(84.1% 0.046 215.9), rgb(170, 211, 222).
Aa
Black text reads best on this color (13.08:1).
About this color
#AAD3DE is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.046 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.016 away. Black text reads best on it, at 13.08:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.08:1 |
| White text | 1.60:1 |
Values
| HEX | #AAD3DE |
| RGB | rgb(170, 211, 222) |
| HSL | hsl(193, 44%, 77%) |
| OKLCH | oklch(84.1% 0.046 215.9) |
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 #AAD3DE | 1.60:1 | Fails | Lc -30.8 | Non-text elements, placeholder text |
| Black text on #AAD3DE | 13.08:1 | AAA | Lc 76.6 | Fine for body text |
| #AAD3DE text on white | 1.60:1 | Fails | Lc 27.2 | Dividers and decoration only |
| #AAD3DE text on black | 13.08:1 | AAA | Lc -75.7 | 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
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300 (this color)
#AAD3DE
oklch(84.1% 0.046 215.9)
-
Step 400
400
#69ACBE
oklch(70.6% 0.073 216.8)
-
Step 500
500
#3797AD
oklch(63% 0.093 215.9)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006D80
oklch(49.2% 0.087 215.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#0E4956
oklch(37.6% 0.061 216.5)
-
Step 950
950
#0C2B32
oklch(27% 0.038 215.2)
#AAD3DE 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) | #CBD0DF | 0.042 |
| Deuteranopia (no green cones) | #C2C9DE | 0.038 |
| Tritanopia (no blue cones) | #9AD7D6 | 0.026 |
| Achromatopsia (no color) | #CCCCCC | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAD3DE
#AAD3DE
oklch(84.1% 0.046 215.9)
- #E7C1B7
#E7C1B7
oklch(84.1% 0.046 35.1)
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 #AAD3DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.016
- Celeste #A8DADC ΔE 0.020
- Light Blue Grey #B7C9E2 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.041
- Cloudy Blue #ACC2D9 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.045
- Sky Blue #87CEEB ΔE 0.046
Use #AAD3DE 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.