#A3C3BB
Closest named color: Silver (#C0C0C0). oklch(79.1% 0.036 178.5), rgb(163, 195, 187).
Aa
Black text reads best on this color (11.08:1).
About this color
#A3C3BB is a light, muted teal or cyan. In OKLCH its lightness is 79%, its chroma 0.036 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Silver (#C0C0C0), ΔE 0.040 away. Black text reads best on it, at 11.08:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Silver (#C0C0C0) |
| Black text | 11.08:1 |
| White text | 1.89:1 |
Values
| HEX | #A3C3BB |
| RGB | rgb(163, 195, 187) |
| HSL | hsl(165, 21%, 70%) |
| OKLCH | oklch(79.1% 0.036 178.5) |
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 #A3C3BB | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #A3C3BB | 11.08:1 | AAA | Lc 67.8 | Content text, not long reading |
| #A3C3BB text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #A3C3BB text on black | 11.08:1 | AAA | Lc -66.4 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDED9
oklch(88.6% 0.02 177.4)
-
Step 300
300 (this color)
#A3C3BB
oklch(79.1% 0.036 178.5)
-
Step 400
400
#79ADA1
oklch(70.8% 0.058 178.6)
-
Step 500
500
#53988A
oklch(63% 0.074 179.1)
-
Step 600
600
#348374
oklch(55.7% 0.081 178.6)
-
Step 700
700
#256F61
oklch(49.2% 0.076 178.1)
-
Step 800
800
#215A4F
oklch(42.7% 0.062 178.3)
-
Step 900
900
#214A42
oklch(37.7% 0.048 179.1)
-
Step 950
950
#152B27
oklch(26.9% 0.029 181)
#A3C3BB 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) | #C0BFBB | 0.038 |
| Deuteranopia (no green cones) | #BABABC | 0.037 |
| Tritanopia (no blue cones) | #9BC4C0 | 0.011 |
| Achromatopsia (no color) | #BCBCBC | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C3BB
#A3C3BB
oklch(79.1% 0.036 178.5)
- #D0B2BA
#D0B2BA
oklch(79.2% 0.036 0.1)
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 #A3C3BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver #C0C0C0 ΔE 0.040
- French Gray #ADB5BD ΔE 0.040
- Tiffany Blue #94D2BD ΔE 0.042
- Ash Gray #BFC8AD ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.046
- Pale Teal #82CBB2 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.047
Use #A3C3BB 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.