#3FB044
Closest named color: Medium Green (#39AD48). oklch(67% 0.179 143.9), rgb(63, 176, 68).
Aa
Black text reads best on this color (7.50:1).
About this color
#3FB044 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.179 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.011 away. Black text reads best on it, at 7.50:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #3FB044 |
| RGB | rgb(63, 176, 68) |
| HSL | hsl(123, 47%, 47%) |
| OKLCH | oklch(67% 0.179 143.9) |
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 #3FB044 | 2.79:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #3FB044 | 7.50:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #3FB044 text on white | 2.79:1 | Fails | Lc 53.5 | Large or bold text, headings |
| #3FB044 text on black | 7.50:1 | AAA | Lc -48.4 | 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 400.
-
Step 50
50
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DDF0DD
oklch(93.6% 0.032 145.3)
-
Step 200
200
#C1E4C0
oklch(88.4% 0.061 144.3)
-
Step 300
300
#93D492
oklch(80.9% 0.113 144.1)
-
Step 400
400 (this color)
#3FB044
oklch(67% 0.179 143.9)
-
Step 500
500
#00A720
oklch(63.2% 0.206 143.9)
-
Step 600
600
#008C1A
oklch(55.6% 0.18 144)
-
Step 700
700
#007614
oklch(49.1% 0.16 143.9)
-
Step 800
800
#00610E
oklch(42.8% 0.139 143.9)
-
Step 900
900
#00510A
oklch(37.7% 0.123 143.9)
-
Step 950
950
#003004
oklch(26.8% 0.087 144)
#3FB044 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) | #B3A038 | 0.132 |
| Deuteranopia (no green cones) | #A5974D | 0.131 |
| Tritanopia (no blue cones) | #25AB99 | 0.113 |
| Achromatopsia (no color) | #9A9A9A | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FB044
#3FB044
oklch(67% 0.179 143.9)
- #C969D2
#C969D2
oklch(67% 0.179 324.1)
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 #3FB044, closest first.
No curated palette has a color within ΔE 0.04 of #3FB044.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.011
- Shamrock #01B44C ΔE 0.019
- Grass #5CAC2D ΔE 0.023
- Leafy Green #51B73B ΔE 0.027
- Mid Green #50A747 ΔE 0.028
- Dark Pastel Green #56AE57 ΔE 0.030
- Cool Green #33B864 ΔE 0.034
- Leaf Green #5CA904 ΔE 0.034
Use #3FB044 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.