#A1DAEF
Closest named color: Light Blue (#ADD8E6). oklch(85.6% 0.065 222.7), rgb(161, 218, 239).
Aa
Black text reads best on this color (13.79:1).
About this color
#A1DAEF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.065 and its hue 223°. 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 13.79:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.79:1 |
| White text | 1.52:1 |
Values
| HEX | #A1DAEF |
| RGB | rgb(161, 218, 239) |
| HSL | hsl(196, 71%, 78%) |
| OKLCH | oklch(85.6% 0.065 222.7) |
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 #A1DAEF | 1.52:1 | Fails | Lc -27.5 | Dividers and decoration only |
| Black text on #A1DAEF | 13.79:1 | AAA | Lc 79.5 | Fine for body text |
| #A1DAEF text on white | 1.52:1 | Fails | Lc 24.2 | Dividers and decoration only |
| #A1DAEF text on black | 13.79:1 | AAA | Lc -78.9 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF6
oklch(93.6% 0.025 222.6)
-
Step 200
200 (this color)
#A1DAEF
oklch(85.6% 0.065 222.7)
-
Step 300
300
#82CDE8
oklch(80.9% 0.084 222.9)
-
Step 400
400
#00B2DB
oklch(70.8% 0.131 222.1)
-
Step 500
500
#0098BD
oklch(63.1% 0.118 223.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#A1DAEF 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) | #CED7F0 | 0.054 |
| Deuteranopia (no green cones) | #C2CDEF | 0.049 |
| Tritanopia (no blue cones) | #86E1E0 | 0.043 |
| Achromatopsia (no color) | #D1D1D1 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1DAEF
#A1DAEF
oklch(85.6% 0.065 222.7)
- #F6C3AE
#F6C3AE
oklch(85.7% 0.065 43.5)
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 #A1DAEF, 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 0.027
- Powder Blue #B0E0E6 ΔE 0.029
- Baby Blue #A2CFFE ΔE 0.042
- Sky Blue #87CEEB ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.050
- Robin's Egg Blue #98EFF9 ΔE 0.053
Use #A1DAEF 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.