#A3D2DC
Closest named color: Celeste (#A8DADC). oklch(83.4% 0.051 212.1), rgb(163, 210, 220).
Aa
Black text reads best on this color (12.80:1).
About this color
#A3D2DC is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.051 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.023 away. Black text reads best on it, at 12.80:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.80:1 |
| White text | 1.63:1 |
Values
| HEX | #A3D2DC |
| RGB | rgb(163, 210, 220) |
| HSL | hsl(191, 45%, 75%) |
| OKLCH | oklch(83.4% 0.051 212.1) |
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 #A3D2DC | 1.63:1 | Fails | Lc -32.0 | Non-text elements, placeholder text |
| Black text on #A3D2DC | 12.80:1 | AAA | Lc 75.4 | Fine for body text |
| #A3D2DC text on white | 1.63:1 | Fails | Lc 28.4 | Dividers and decoration only |
| #A3D2DC text on black | 12.80:1 | AAA | Lc -74.5 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DFE4
oklch(88.6% 0.028 210.5)
-
Step 300
300 (this color)
#A3D2DC
oklch(83.4% 0.051 212.1)
-
Step 400
400
#5FAEBE
oklch(70.6% 0.081 212.3)
-
Step 500
500
#1D9AAE
oklch(63.2% 0.104 211.7)
-
Step 600
600
#008294
oklch(55.7% 0.097 211.6)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#052C33
oklch(27.1% 0.043 212.5)
#A3D2DC 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) | #CACEDD | 0.049 |
| Deuteranopia (no green cones) | #C0C7DC | 0.044 |
| Tritanopia (no blue cones) | #91D7D5 | 0.027 |
| Achromatopsia (no color) | #CACACA | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D2DC
#A3D2DC
oklch(83.4% 0.051 212.1)
- #E8BDB4
#E8BDB4
oklch(83.4% 0.051 31.9)
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 #A3D2DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.023
- Light Blue #ADD8E6 ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.036
- Sky Blue #87CEEB ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.042
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.049
Use #A3D2DC 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.