#A3DFDB
Closest named color: Celeste (#A8DADC). oklch(86.2% 0.061 190.9), rgb(163, 223, 219).
Aa
Black text reads best on this color (14.13:1).
About this color
#A3DFDB is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.061 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.015 away. Black text reads best on it, at 14.13:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.13:1 |
| White text | 1.48:1 |
Values
| HEX | #A3DFDB |
| RGB | rgb(163, 223, 219) |
| HSL | hsl(176, 48%, 76%) |
| OKLCH | oklch(86.2% 0.061 190.9) |
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 #A3DFDB | 1.48:1 | Fails | Lc -25.9 | Dividers and decoration only |
| Black text on #A3DFDB | 14.13:1 | AAA | Lc 80.9 | Fine for body text |
| #A3DFDB text on white | 1.48:1 | Fails | Lc 22.8 | Dividers and decoration only |
| #A3DFDB text on black | 14.13:1 | AAA | Lc -80.4 | 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
#EEF8F7
oklch(97.1% 0.011 189.8)
-
Step 100
100
#DAEFED
oklch(93.6% 0.022 189.9)
-
Step 200
200 (this color)
#A3DFDB
oklch(86.2% 0.061 190.9)
-
Step 300
300
#82D1CD
oklch(80.9% 0.078 191.6)
-
Step 400
400
#00B8B3
oklch(70.7% 0.122 191.3)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#A3DFDB 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) | #D8D9DB | 0.065 |
| Deuteranopia (no green cones) | #CDD0DC | 0.062 |
| Tritanopia (no blue cones) | #8FE2DE | 0.020 |
| Achromatopsia (no color) | #D4D4D4 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3DFDB
#A3DFDB
oklch(86.2% 0.061 190.9)
- #F7C2C8
#F7C2C8
oklch(86.3% 0.061 10.8)
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 #A3DFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.015
- Powder Blue #B0E0E6 ΔE 0.022
- Light Blue #ADD8E6 ΔE 0.030
- Pale Turquoise #AFEEEE ΔE 0.045
- Light Teal #90E4C1 ΔE 0.049
- Robin's Egg Blue #98EFF9 ΔE 0.049
- Tiffany Blue #94D2BD ΔE 0.052
- Cadet Gray #CED4DA ΔE 0.056
Use #A3DFDB 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.