#A3D1CD
Closest named color: Celeste (#A8DADC). oklch(82.7% 0.048 189.7), rgb(163, 209, 205).
Aa
Black text reads best on this color (12.55:1).
About this color
#A3D1CD is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.048 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.029 away. Black text reads best on it, at 12.55:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.55:1 |
| White text | 1.67:1 |
Values
| HEX | #A3D1CD |
| RGB | rgb(163, 209, 205) |
| HSL | hsl(175, 33%, 73%) |
| OKLCH | oklch(82.7% 0.048 189.7) |
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 #A3D1CD | 1.67:1 | Fails | Lc -33.2 | Non-text elements, placeholder text |
| Black text on #A3D1CD | 12.55:1 | AAA | Lc 74.4 | Content text, not long reading |
| #A3D1CD text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #A3D1CD text on black | 12.55:1 | AAA | Lc -73.4 | Content text, not long reading |
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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C6DFDD
oklch(88.5% 0.027 190.8)
-
Step 300
300 (this color)
#A3D1CD
oklch(82.7% 0.048 189.7)
-
Step 400
400
#63B0AB
oklch(70.6% 0.077 190.1)
-
Step 500
500
#299C96
oklch(63% 0.099 189.7)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#024C49
oklch(37.6% 0.064 190.2)
-
Step 950
950
#082D2B
oklch(27.1% 0.041 189.8)
#A3D1CD 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) | #CCCCCD | 0.052 |
| Deuteranopia (no green cones) | #C3C5CE | 0.049 |
| Tritanopia (no blue cones) | #95D3D0 | 0.015 |
| Achromatopsia (no color) | #C8C8C8 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D1CD
#A3D1CD
oklch(82.7% 0.048 189.7)
- #E4BABF
#E4BABF
oklch(82.7% 0.049 10.1)
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 #A3D1CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.029
- Tiffany Blue #94D2BD ΔE 0.031
- Light Blue #ADD8E6 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.049
- Ash Gray #BFC8AD ΔE 0.050
- Powder Blue #B0E0E6 ΔE 0.050
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Steel Blue #B0C4DE ΔE 0.051
Use #A3D1CD 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.