#A3D6D6
Closest named color: Celeste (#A8DADC). oklch(84.1% 0.053 196.2), rgb(163, 214, 214).
Aa
Black text reads best on this color (13.14:1).
About this color
#A3D6D6 is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.053 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.014 away. Black text reads best on it, at 13.14:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.14:1 |
| White text | 1.59:1 |
Values
| HEX | #A3D6D6 |
| RGB | rgb(163, 214, 214) |
| HSL | hsl(180, 38%, 74%) |
| OKLCH | oklch(84.1% 0.053 196.2) |
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 #A3D6D6 | 1.59:1 | Fails | Lc -30.4 | Non-text elements, placeholder text |
| Black text on #A3D6D6 | 13.14:1 | AAA | Lc 76.8 | Fine for body text |
| #A3D6D6 text on white | 1.59:1 | Fails | Lc 26.9 | Dividers and decoration only |
| #A3D6D6 text on black | 13.14:1 | AAA | Lc -76.0 | 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 300.
-
Step 50
50
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DFEDED
oklch(93.6% 0.015 196.9)
-
Step 200
200
#C4E0DF
oklch(88.6% 0.03 194)
-
Step 300
300 (this color)
#A3D6D6
oklch(84.1% 0.053 196.2)
-
Step 400
400
#59B1B2
oklch(70.7% 0.085 196.4)
-
Step 500
500
#009D9F
oklch(63.1% 0.107 196.4)
-
Step 600
600
#008486
oklch(55.6% 0.095 196.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#022D2E
oklch(27% 0.044 197.2)
#A3D6D6 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) | #CFD1D6 | 0.055 |
| Deuteranopia (no green cones) | #C5C9D7 | 0.052 |
| Tritanopia (no blue cones) | #92D9D6 | 0.019 |
| Achromatopsia (no color) | #CDCDCD | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D6D6
#A3D6D6
oklch(84.1% 0.053 196.2)
- #EBBEBF
#EBBEBF
oklch(84.1% 0.052 16.7)
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 #A3D6D6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.014
- Light Blue #ADD8E6 ΔE 0.026
- Powder Blue #B0E0E6 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.049
- Sky Blue #87CEEB ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.055
Use #A3D6D6 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.