#AAD4E4
Closest named color: Light Blue (#ADD8E6). oklch(84.5% 0.049 223.1), rgb(170, 212, 228).
Aa
Black text reads best on this color (13.24:1).
About this color
#AAD4E4 is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.049 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.011 away. Black text reads best on it, at 13.24:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.24:1 |
| White text | 1.58:1 |
Values
| HEX | #AAD4E4 |
| RGB | rgb(170, 212, 228) |
| HSL | hsl(197, 52%, 78%) |
| OKLCH | oklch(84.5% 0.049 223.1) |
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 #AAD4E4 | 1.58:1 | Fails | Lc -30.0 | Dividers and decoration only |
| Black text on #AAD4E4 | 13.24:1 | AAA | Lc 77.3 | Fine for body text |
| #AAD4E4 text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #AAD4E4 text on black | 13.24:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C7DEE6
oklch(88.6% 0.027 220.7)
-
Step 300
300 (this color)
#AAD4E4
oklch(84.5% 0.049 223.1)
-
Step 400
400
#66ACC5
oklch(70.8% 0.079 223.1)
-
Step 500
500
#3396B6
oklch(63% 0.101 223.6)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#0A495B
oklch(37.7% 0.066 222.9)
-
Step 950
950
#0A2B35
oklch(27% 0.042 221.8)
#AAD4E4 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) | #CBD1E5 | 0.041 |
| Deuteranopia (no green cones) | #C2CAE4 | 0.038 |
| Tritanopia (no blue cones) | #98D9D9 | 0.031 |
| Achromatopsia (no color) | #CDCDCD | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAD4E4
#AAD4E4
oklch(84.5% 0.049 223.1)
- #E9C3B3
#E9C3B3
oklch(84.6% 0.049 44.1)
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 #AAD4E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.011
- Celeste #A8DADC ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.044
- Sky Blue #87CEEB ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.046
Use #AAD4E4 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.