#A1DEE3
Closest named color: Celeste (#A8DADC). oklch(86.1% 0.062 202.4), rgb(161, 222, 227).
Aa
Black text reads best on this color (14.07:1).
About this color
#A1DEE3 is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.062 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.013 away. Black text reads best on it, at 14.07:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.07:1 |
| White text | 1.49:1 |
Values
| HEX | #A1DEE3 |
| RGB | rgb(161, 222, 227) |
| HSL | hsl(185, 54%, 76%) |
| OKLCH | oklch(86.1% 0.062 202.4) |
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 #A1DEE3 | 1.49:1 | Fails | Lc -26.2 | Dividers and decoration only |
| Black text on #A1DEE3 | 14.07:1 | AAA | Lc 80.7 | Fine for body text |
| #A1DEE3 text on white | 1.49:1 | Fails | Lc 23.1 | Dividers and decoration only |
| #A1DEE3 text on black | 14.07:1 | AAA | Lc -80.2 | 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
#EEF8F8
oklch(97.2% 0.011 197)
-
Step 100
100
#D9EFF0
oklch(93.6% 0.023 200.1)
-
Step 200
200 (this color)
#A1DEE3
oklch(86.1% 0.062 202.4)
-
Step 300
300
#7FD0D7
oklch(80.8% 0.08 202.8)
-
Step 400
400
#00B6C1
oklch(70.7% 0.12 202.5)
-
Step 500
500
#009CA6
oklch(63.1% 0.107 202.8)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#A1DEE3 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) | #D5D9E3 | 0.063 |
| Deuteranopia (no green cones) | #C9D0E3 | 0.057 |
| Tritanopia (no blue cones) | #8AE3DF | 0.027 |
| Achromatopsia (no color) | #D3D3D3 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1DEE3
#A1DEE3
oklch(86.1% 0.062 202.4)
- #F8C2BF
#F8C2BF
oklch(86.1% 0.062 22.1)
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 #A1DEE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.013
- Powder Blue #B0E0E6 ΔE 0.019
- Light Blue #ADD8E6 ΔE 0.022
- Robin's Egg Blue #98EFF9 ΔE 0.046
- Pale Turquoise #AFEEEE ΔE 0.046
- Robin Egg Blue #8AF1FE ΔE 0.053
- Cadet Gray #CED4DA ΔE 0.056
- Robin's Egg #6DEDFD ΔE 0.056
Use #A1DEE3 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.