#3FAF26
Closest named color: Leaf Green (#5CA904). oklch(66.5% 0.198 140.6), rgb(63, 175, 38).
Aa
Black text reads best on this color (7.37:1).
About this color
#3FAF26 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.198 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.024 away. Black text reads best on it, at 7.37:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.198) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 7.37:1 |
| White text | 2.84:1 |
Values
| HEX | #3FAF26 |
| RGB | rgb(63, 175, 38) |
| HSL | hsl(109, 64%, 42%) |
| OKLCH | oklch(66.5% 0.198 140.6) |
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 #3FAF26 | 2.84:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #3FAF26 | 7.37:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #3FAF26 text on white | 2.84:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #3FAF26 text on black | 7.37:1 | AAA | Lc -47.7 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDD
oklch(93.6% 0.029 140.5)
-
Step 200
200
#C7E3C1
oklch(88.6% 0.055 140.1)
-
Step 300
300
#9FD195
oklch(81% 0.098 140.4)
-
Step 400
400
#66B857
oklch(70.8% 0.156 140.6)
-
Step 500
500 (this color)
#3FAF26
oklch(66.5% 0.198 140.6)
-
Step 600
600
#238B00
oklch(55.6% 0.181 140.6)
-
Step 700
700
#1C7500
oklch(49.2% 0.16 140.5)
-
Step 800
800
#156000
oklch(42.7% 0.139 140.6)
-
Step 900
900
#105000
oklch(37.7% 0.123 140.6)
-
Step 950
950
#0A2F04
oklch(26.9% 0.081 140.8)
#3FAF26 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) | #B49F00 | 0.134 |
| Deuteranopia (no green cones) | #A69636 | 0.134 |
| Tritanopia (no blue cones) | #2DA995 | 0.132 |
| Achromatopsia (no color) | #999999 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FAF26
#3FAF26
oklch(66.5% 0.198 140.6)
- #C862DC
#C862DC
oklch(66.4% 0.198 320.8)
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 #3FAF26, closest first.
No curated palette has a color within ΔE 0.04 of #3FAF26.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.024
- Grass #5CAC2D ΔE 0.025
- Kelly Green #02AB2E ΔE 0.026
- Medium Green #39AD48 ΔE 0.028
- Shamrock #01B44C ΔE 0.029
- Leafy Green #51B73B ΔE 0.031
- Mid Green #50A747 ΔE 0.042
- Frog Green #58BC08 ΔE 0.046
Use #3FAF26 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.