#A3F3BB
Closest named color: Light Mint Green (#A6FBB2). oklch(89.8% 0.11 153.2), rgb(163, 243, 187).
Aa
Black text reads best on this color (16.09:1).
About this color
#A3F3BB is a light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.110 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Mint Green (#A6FBB2), ΔE 0.028 away. Black text reads best on it, at 16.09:1.
| Hue family | Greens |
| Lightness | light (90%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Light Mint Green (#A6FBB2) |
| Black text | 16.09:1 |
| White text | 1.30:1 |
Values
| HEX | #A3F3BB |
| RGB | rgb(163, 243, 187) |
| HSL | hsl(138, 77%, 80%) |
| OKLCH | oklch(89.8% 0.11 153.2) |
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 #A3F3BB | 1.30:1 | Fails | Lc -17.2 | Dividers and decoration only |
| Black text on #A3F3BB | 16.09:1 | AAA | Lc 88.6 | Fine for body text |
| #A3F3BB text on white | 1.30:1 | Fails | Lc 15.0 | Not readable |
| #A3F3BB text on black | 16.09:1 | AAA | Lc -88.8 | 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
#ECF9F0
oklch(97% 0.018 155.8)
-
Step 100
100
#D6F2DD
oklch(93.5% 0.041 153.1)
-
Step 200
200 (this color)
#A3F3BB
oklch(89.8% 0.11 153.2)
-
Step 300
300
#70DB95
oklch(80.9% 0.141 153.3)
-
Step 400
400
#00C067
oklch(70.8% 0.182 153.1)
-
Step 500
500
#00A458
oklch(63% 0.161 153.3)
-
Step 600
600
#008A49
oklch(55.5% 0.142 153.3)
-
Step 700
700
#00743C
oklch(49% 0.126 153.1)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#A3F3BB 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) | #F3E7B8 | 0.097 |
| Deuteranopia (no green cones) | #E6DEBE | 0.094 |
| Tritanopia (no blue cones) | #95F1E4 | 0.057 |
| Achromatopsia (no color) | #E1E1E1 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F3BB
#A3F3BB
oklch(89.8% 0.11 153.2)
- #FFCAF4
#FFCAF4
oklch(89.8% 0.081 333.6)
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 #A3F3BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mint Green #A6FBB2 ΔE 0.028
- Light Seafoam #A0FEBF ΔE 0.028
- Light Sage #BCECAC ΔE 0.030
- Light Turquoise #7EF4CC ΔE 0.036
- Washed Out Green #BCF5A6 ΔE 0.036
- Light Seafoam Green #A7FFB5 ΔE 0.037
- Mint #9FFEB0 ΔE 0.037
- Light Aquamarine #7BFDC7 ΔE 0.038
Use #A3F3BB 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.