#A3F4B9
Closest named color: Light Mint Green (#A6FBB2). oklch(90% 0.114 152.2), rgb(163, 244, 185).
Aa
Black text reads best on this color (16.19:1).
About this color
#A3F4B9 is a light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.114 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Mint Green (#A6FBB2), ΔE 0.024 away. Black text reads best on it, at 16.19:1.
| Hue family | Greens |
| Lightness | light (90%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Light Mint Green (#A6FBB2) |
| Black text | 16.19:1 |
| White text | 1.29:1 |
Values
| HEX | #A3F4B9 |
| RGB | rgb(163, 244, 185) |
| HSL | hsl(136, 79%, 80%) |
| OKLCH | oklch(90% 0.114 152.2) |
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 #A3F4B9 | 1.29:1 | Fails | Lc -16.8 | Dividers and decoration only |
| Black text on #A3F4B9 | 16.19:1 | AAA | Lc 89.0 | Fine for body text |
| #A3F4B9 text on white | 1.29:1 | Fails | Lc 14.6 | Not readable |
| #A3F4B9 text on black | 16.19:1 | AAA | Lc -89.2 | 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
#ECFAEF
oklch(97.2% 0.021 152.2)
-
Step 100
100
#D6F3DC
oklch(93.7% 0.043 151.5)
-
Step 200
200 (this color)
#A3F4B9
oklch(90% 0.114 152.2)
-
Step 300
300
#6FDB91
oklch(80.8% 0.146 152.1)
-
Step 400
400
#00C063
oklch(70.8% 0.186 152.1)
-
Step 500
500
#00A554
oklch(63.2% 0.166 152.1)
-
Step 600
600
#008A46
oklch(55.5% 0.145 152.3)
-
Step 700
700
#00743A
oklch(49% 0.128 152.4)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#A3F4B9 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) | #F4E7B6 | 0.099 |
| Deuteranopia (no green cones) | #E7DEBC | 0.097 |
| Tritanopia (no blue cones) | #96F2E4 | 0.059 |
| Achromatopsia (no color) | #E2E2E2 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F4B9
#A3F4B9
oklch(90% 0.114 152.2)
- #FFCBF6
#FFCBF6
oklch(90% 0.081 332.2)
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 #A3F4B9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mint Green #A6FBB2 ΔE 0.024
- Light Seafoam #A0FEBF ΔE 0.025
- Light Sage #BCECAC ΔE 0.031
- Light Seafoam Green #A7FFB5 ΔE 0.033
- Mint #9FFEB0 ΔE 0.033
- Washed Out Green #BCF5A6 ΔE 0.033
- Light Aquamarine #7BFDC7 ΔE 0.037
- Light Mint #B6FFBB ΔE 0.037
Use #A3F4B9 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.