#A3F5B1
Closest named color: Light Mint Green (#A6FBB2). oklch(90% 0.123 148.9), rgb(163, 245, 177).
Aa
Black text reads best on this color (16.25:1).
About this color
#A3F5B1 is a very light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.123 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Mint Green (#A6FBB2), ΔE 0.017 away. Black text reads best on it, at 16.25:1.
| Hue family | Greens |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Light Mint Green (#A6FBB2) |
| Black text | 16.25:1 |
| White text | 1.29:1 |
Values
| HEX | #A3F5B1 |
| RGB | rgb(163, 245, 177) |
| HSL | hsl(130, 80%, 80%) |
| OKLCH | oklch(90% 0.123 148.9) |
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 #A3F5B1 | 1.29:1 | Fails | Lc -16.5 | Dividers and decoration only |
| Black text on #A3F5B1 | 16.25:1 | AAA | Lc 89.3 | Fine for body text |
| #A3F5B1 text on white | 1.29:1 | Fails | Lc 14.4 | Not readable |
| #A3F5B1 text on black | 16.25:1 | AAA | Lc -89.4 | 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
#ECFAEE
oklch(97.1% 0.022 149.7)
-
Step 100
100
#D6F3DA
oklch(93.6% 0.045 149.2)
-
Step 200
200 (this color)
#A3F5B1
oklch(90% 0.123 148.9)
-
Step 300
300
#6FDC86
oklch(80.9% 0.157 148.8)
-
Step 400
400
#00C153
oklch(70.8% 0.2 148.9)
-
Step 500
500
#00A546
oklch(63% 0.178 148.9)
-
Step 600
600
#008B3A
oklch(55.6% 0.157 148.9)
-
Step 700
700
#00752F
oklch(49.1% 0.139 148.8)
-
Step 800
800
#006026
oklch(42.7% 0.12 149)
-
Step 900
900
#00501E
oklch(37.6% 0.107 148.8)
-
Step 950
950
#00300F
oklch(27% 0.076 148.8)
#A3F5B1 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) | #F7E8AD | 0.103 |
| Deuteranopia (no green cones) | #EADFB5 | 0.100 |
| Tritanopia (no blue cones) | #97F2E3 | 0.069 |
| Achromatopsia (no color) | #E2E2E2 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F5B1
#A3F5B1
oklch(90% 0.123 148.9)
- #FFCAFB
#FFCAFB
oklch(90% 0.087 328.8)
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 #A3F5B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mint Green #A6FBB2 ΔE 0.017
- Light Seafoam #A0FEBF ΔE 0.025
- Mint #9FFEB0 ΔE 0.025
- Light Seafoam Green #A7FFB5 ΔE 0.027
- Washed Out Green #BCF5A6 ΔE 0.028
- Light Pastel Green #B2FBA5 ΔE 0.029
- Foam Green #90FDA9 ΔE 0.032
- Light Sage #BCECAC ΔE 0.032
Use #A3F5B1 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.