#3FAC6D
Closest named color: Seaweed Green (#35AD6B). oklch(66.6% 0.137 154.5), rgb(63, 172, 109).
Aa
Black text reads best on this color (7.33:1).
About this color
#3FAC6D is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.137 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.007 away. Black text reads best on it, at 7.33:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 7.33:1 |
| White text | 2.86:1 |
Values
| HEX | #3FAC6D |
| RGB | rgb(63, 172, 109) |
| HSL | hsl(145, 46%, 46%) |
| OKLCH | oklch(66.6% 0.137 154.5) |
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 #3FAC6D | 2.86:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #3FAC6D | 7.33:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #3FAC6D text on white | 2.86:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #3FAC6D text on black | 7.33:1 | AAA | Lc -47.3 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE4
oklch(93.6% 0.02 154.9)
-
Step 200
200
#C7E1CE
oklch(88.5% 0.038 153.8)
-
Step 300
300
#9FCEAE
oklch(80.9% 0.067 154.9)
-
Step 400
400
#66B482
oklch(70.6% 0.107 154.5)
-
Step 500
500 (this color)
#3FAC6D
oklch(66.6% 0.137 154.5)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#00743F
oklch(49.1% 0.123 154.3)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#094F2B
oklch(37.7% 0.089 154.4)
-
Step 950
950
#0A2E1A
oklch(26.9% 0.055 155.2)
#3FAC6D 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) | #AC9F69 | 0.122 |
| Deuteranopia (no green cones) | #9D9571 | 0.118 |
| Tritanopia (no blue cones) | #0BAA9C | 0.068 |
| Achromatopsia (no color) | #999999 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FAC6D
#3FAC6D
oklch(66.6% 0.137 154.5)
- #C671B6
#C671B6
oklch(66.5% 0.138 334.3)
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 #3FAC6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.007
- Dark Seafoam Green #3EAF76 ΔE 0.012
- Jade Green #2BAF6A ΔE 0.015
- Algae #54AC68 ΔE 0.015
- Bluey Green #2BB179 ΔE 0.018
- Medium Sea Green #3CB371 ΔE 0.020
- Jade #1FA774 ΔE 0.025
- Dark Seafoam #1FB57A ΔE 0.026
Use #3FAC6D 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.