#A3ECB3
Closest named color: Hospital Green (#9BE5AA). oklch(88% 0.107 150.6), rgb(163, 236, 179).
Aa
Black text reads best on this color (15.20:1).
About this color
#A3ECB3 is a light, moderately saturated green. In OKLCH its lightness is 88%, its chroma 0.107 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.022 away. Black text reads best on it, at 15.20:1.
| Hue family | Greens |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 15.20:1 |
| White text | 1.38:1 |
Values
| HEX | #A3ECB3 |
| RGB | rgb(163, 236, 179) |
| HSL | hsl(133, 66%, 78%) |
| OKLCH | oklch(88% 0.107 150.6) |
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 #A3ECB3 | 1.38:1 | Fails | Lc -21.1 | Dividers and decoration only |
| Black text on #A3ECB3 | 15.20:1 | AAA | Lc 85.2 | Fine for body text |
| #A3ECB3 text on white | 1.38:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #A3ECB3 text on black | 15.20:1 | AAA | Lc -85.1 | 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 200.
-
Step 50
50
#EDF9EF
oklch(97% 0.018 150.6)
-
Step 100
100
#D8F2DC
oklch(93.6% 0.04 149.8)
-
Step 200
200 (this color)
#A3ECB3
oklch(88% 0.107 150.6)
-
Step 300
300
#79DA91
oklch(81% 0.138 150.3)
-
Step 400
400
#00C05C
oklch(70.6% 0.192 150.6)
-
Step 500
500
#00A54E
oklch(63.1% 0.171 150.6)
-
Step 600
600
#008B40
oklch(55.7% 0.152 150.4)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602A
oklch(42.8% 0.117 150.4)
-
Step 900
900
#005022
oklch(37.7% 0.103 150.5)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#A3ECB3 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) | #EDE0B0 | 0.092 |
| Deuteranopia (no green cones) | #E1D8B6 | 0.090 |
| Tritanopia (no blue cones) | #98E9DC | 0.058 |
| Achromatopsia (no color) | #DBDBDB | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ECB3
#A3ECB3
oklch(88% 0.107 150.6)
- #FFBFF7
#FFBFF7
oklch(88% 0.102 330.7)
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 #A3ECB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.022
- Light Sage #BCECAC ΔE 0.027
- Light Grey Green #B7E1A1 ΔE 0.034
- Light Teal #90E4C1 ΔE 0.038
- Light Turquoise #7EF4CC ΔE 0.040
- Light Mint Green #A6FBB2 ΔE 0.042
- Washed Out Green #BCF5A6 ΔE 0.043
- Light Seafoam #A0FEBF ΔE 0.046
Use #A3ECB3 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.