#3FA959
Closest named color: Mid Green (#50A747). oklch(65.4% 0.152 148.6), rgb(63, 169, 89).
Aa
Black text reads best on this color (7.03:1).
About this color
#3FA959 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.152 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.019 away. Black text reads best on it, at 7.03:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 7.03:1 |
| White text | 2.98:1 |
Values
| HEX | #3FA959 |
| RGB | rgb(63, 169, 89) |
| HSL | hsl(135, 46%, 45%) |
| OKLCH | oklch(65.4% 0.152 148.6) |
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 #3FA959 | 2.98:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #3FA959 | 7.03:1 | AAA | Lc 47.9 | Large or bold text, headings |
| #3FA959 text on white | 2.98:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #3FA959 text on black | 7.03:1 | AAA | Lc -45.6 | Large or bold text, headings |
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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C7E1CA
oklch(88.4% 0.042 148.5)
-
Step 300
300
#A0CEA6
oklch(80.8% 0.074 148.4)
-
Step 400
400
#68B576
oklch(70.7% 0.119 148.5)
-
Step 500
500 (this color)
#3FA959
oklch(65.4% 0.152 148.6)
-
Step 600
600
#008B38
oklch(55.6% 0.159 148.5)
-
Step 700
700
#00752E
oklch(49.1% 0.14 148.5)
-
Step 800
800
#006025
oklch(42.7% 0.121 148.7)
-
Step 900
900
#0D4F21
oklch(37.6% 0.099 148.6)
-
Step 950
950
#0B2F14
oklch(27.1% 0.064 148.6)
#3FA959 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) | #AB9B53 | 0.123 |
| Deuteranopia (no green cones) | #9D925F | 0.121 |
| Tritanopia (no blue cones) | #20A696 | 0.086 |
| Achromatopsia (no color) | #959595 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA959
#3FA959
oklch(65.4% 0.152 148.6)
- #C16BBE
#C16BBE
oklch(65.4% 0.152 328.4)
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 #3FA959, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.019
- Seaweed Green #35AD6B ΔE 0.021
- Jade Green #2BAF6A ΔE 0.022
- Dark Pastel Green #56AE57 ΔE 0.025
- Medium Green #39AD48 ΔE 0.025
- Algae #54AC68 ΔE 0.027
- Fern #63A950 ΔE 0.029
- Muted Green #5FA052 ΔE 0.032
Use #3FA959 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.