#A3D4CB
Closest named color: Celeste (#A8DADC). oklch(83.3% 0.053 182.5), rgb(163, 212, 203).
Aa
Black text reads best on this color (12.83:1).
About this color
#A3D4CB is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.053 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.026 away. Black text reads best on it, at 12.83:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.83:1 |
| White text | 1.63:1 |
Values
| HEX | #A3D4CB |
| RGB | rgb(163, 212, 203) |
| HSL | hsl(169, 36%, 74%) |
| OKLCH | oklch(83.3% 0.053 182.5) |
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 #A3D4CB | 1.63:1 | Fails | Lc -31.9 | Non-text elements, placeholder text |
| Black text on #A3D4CB | 12.83:1 | AAA | Lc 75.5 | Fine for body text |
| #A3D4CB text on white | 1.63:1 | Fails | Lc 28.3 | Dividers and decoration only |
| #A3D4CB text on black | 12.83:1 | AAA | Lc -74.6 | 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
#DFEDEB
oklch(93.5% 0.015 186.7)
-
Step 200
200
#C5E0DB
oklch(88.5% 0.029 183.3)
-
Step 300
300 (this color)
#A3D4CB
oklch(83.3% 0.053 182.5)
-
Step 400
400
#5FB2A5
oklch(70.7% 0.084 182.5)
-
Step 500
500
#1B9E8F
oklch(63% 0.107 182.8)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#052D28
oklch(26.9% 0.044 182.8)
#A3D4CB 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) | #CFCECB | 0.056 |
| Deuteranopia (no green cones) | #C6C7CC | 0.054 |
| Tritanopia (no blue cones) | #95D6D1 | 0.016 |
| Achromatopsia (no color) | #CACACA | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D4CB
#A3D4CB
oklch(83.3% 0.053 182.5)
- #E7BBC5
#E7BBC5
oklch(83.4% 0.052 3)
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 #A3D4CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.026
- Tiffany Blue #94D2BD ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.047
- Ash Gray #BFC8AD ΔE 0.049
- Light Teal #90E4C1 ΔE 0.053
- Pale Teal #82CBB2 ΔE 0.056
- Light Blue Grey #B7C9E2 ΔE 0.057
Use #A3D4CB 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.