#3FA65F
Closest named color: Seaweed Green (#35AD6B). oklch(64.7% 0.142 150.6), rgb(63, 166, 95).
Aa
Black text reads best on this color (6.83:1).
About this color
#3FA65F is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.142 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.021 away. Black text reads best on it, at 6.83:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #3FA65F |
| RGB | rgb(63, 166, 95) |
| HSL | hsl(139, 45%, 45%) |
| OKLCH | oklch(64.7% 0.142 150.6) |
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 #3FA65F | 3.07:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #3FA65F | 6.83:1 | AA | Lc 46.7 | Large or bold text, headings |
| #3FA65F text on white | 3.07:1 | AA large text | Lc 57.3 | Large or bold text, headings |
| #3FA65F text on black | 6.83:1 | AA | Lc -44.4 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE3
oklch(93.6% 0.02 150.1)
-
Step 200
200
#C8E1CC
oklch(88.5% 0.039 150)
-
Step 300
300
#A1CEAA
oklch(81% 0.069 150.6)
-
Step 400
400
#6AB47C
oklch(70.7% 0.111 150.6)
-
Step 500
500 (this color)
#3FA65F
oklch(64.7% 0.142 150.6)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#0F4F26
oklch(37.8% 0.093 150.6)
-
Step 950
950
#0C2E17
oklch(26.9% 0.058 151.1)
#3FA65F 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) | #A7995A | 0.119 |
| Deuteranopia (no green cones) | #998F64 | 0.117 |
| Tritanopia (no blue cones) | #1EA395 | 0.078 |
| Achromatopsia (no color) | #939393 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA65F
#3FA65F
oklch(64.7% 0.142 150.6)
- #BE6BB6
#BE6BB6
oklch(64.6% 0.142 330.7)
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 #3FA65F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.021
- Jade Green #2BAF6A ΔE 0.025
- Algae #54AC68 ΔE 0.027
- Jade #1FA774 ΔE 0.028
- Muted Green #5FA052 ΔE 0.028
- Mid Green #50A747 ΔE 0.028
- Dark Seafoam Green #3EAF76 ΔE 0.034
- Dark Pastel Green #56AE57 ΔE 0.034
Use #3FA65F 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.