#A3C0BC
Closest named color: French Gray (#ADB5BD). oklch(78.5% 0.032 186.4), rgb(163, 192, 188).
Aa
Black text reads best on this color (10.82:1).
About this color
#A3C0BC is a light, muted teal or cyan. In OKLCH its lightness is 79%, its chroma 0.032 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.032 away. Black text reads best on it, at 10.82:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.82:1 |
| White text | 1.94:1 |
Values
| HEX | #A3C0BC |
| RGB | rgb(163, 192, 188) |
| HSL | hsl(172, 19%, 70%) |
| OKLCH | oklch(78.5% 0.032 186.4) |
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 #A3C0BC | 1.94:1 | Fails | Lc -41.6 | Non-text elements, placeholder text |
| Black text on #A3C0BC | 10.82:1 | AAA | Lc 66.7 | Content text, not long reading |
| #A3C0BC text on white | 1.94:1 | Fails | Lc 37.2 | Non-text elements, placeholder text |
| #A3C0BC text on black | 10.82:1 | AAA | Lc -65.2 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDB
oklch(88.5% 0.017 187.8)
-
Step 300
300 (this color)
#A3C0BC
oklch(78.5% 0.032 186.4)
-
Step 400
400
#7CABA5
oklch(70.6% 0.051 186.3)
-
Step 500
500
#599790
oklch(63.2% 0.065 186.5)
-
Step 600
600
#3C817A
oklch(55.7% 0.071 186.6)
-
Step 700
700
#2D6D66
oklch(49.1% 0.066 185.6)
-
Step 800
800
#275954
oklch(42.8% 0.055 186.7)
-
Step 900
900
#254945
oklch(37.7% 0.042 186.3)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#A3C0BC 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) | #BDBDBC | 0.034 |
| Deuteranopia (no green cones) | #B7B8BC | 0.032 |
| Tritanopia (no blue cones) | #9BC1BF | 0.010 |
| Achromatopsia (no color) | #BABABA | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C0BC
#A3C0BC
oklch(78.5% 0.032 186.4)
- #CCB1B6
#CCB1B6
oklch(78.5% 0.032 5.2)
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 #A3C0BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.032
- Silver #C0C0C0 ΔE 0.039
- Light Grey Blue #9DBCD4 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Cloudy Blue #ACC2D9 ΔE 0.043
- Ash Gray #BFC8AD ΔE 0.050
- Tiffany Blue #94D2BD ΔE 0.051
- Light Steel Blue #B0C4DE ΔE 0.052
Use #A3C0BC 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.