#2FB421
Closest named color: Shamrock (#01B44C). oklch(67.4% 0.211 141.8), rgb(47, 180, 33).
Aa
Black text reads best on this color (7.67:1).
About this color
#2FB421 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.211 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.031 away. Black text reads best on it, at 7.67:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.211) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #2FB421 |
| RGB | rgb(47, 180, 33) |
| HSL | hsl(114, 69%, 42%) |
| OKLCH | oklch(67.4% 0.211 141.8) |
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 #2FB421 | 2.73:1 | Fails | Lc -57.6 | Large or bold text, headings |
| Black text on #2FB421 | 7.67:1 | AAA | Lc 51.7 | Large or bold text, headings |
| #2FB421 text on white | 2.73:1 | Fails | Lc 52.4 | Large or bold text, headings |
| #2FB421 text on black | 7.67:1 | AAA | Lc -49.5 | 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
#EFF9EE
oklch(97.2% 0.018 142.8)
-
Step 100
100
#DCF1D9
oklch(93.6% 0.039 141.7)
-
Step 200
200
#BEE6B9
oklch(88.5% 0.074 142)
-
Step 300
300
#8ED686
oklch(80.9% 0.131 142)
-
Step 400
400 (this color)
#2FB421
oklch(67.4% 0.211 141.8)
-
Step 500
500
#17A600
oklch(63% 0.211 141.8)
-
Step 600
600
#128C00
oklch(55.6% 0.186 141.8)
-
Step 700
700
#0D7600
oklch(49.2% 0.165 141.8)
-
Step 800
800
#096100
oklch(42.8% 0.143 141.8)
-
Step 900
900
#065100
oklch(37.8% 0.127 141.8)
-
Step 950
950
#023000
oklch(26.9% 0.09 141.9)
#2FB421 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) | #B8A200 | 0.147 |
| Deuteranopia (no green cones) | #AA9834 | 0.148 |
| Tritanopia (no blue cones) | #00AE99 | 0.138 |
| Achromatopsia (no color) | #9C9C9C | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2FB421
#2FB421
oklch(67.4% 0.211 141.8)
- #CF60E2
#CF60E2
oklch(67.4% 0.21 321.6)
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 #2FB421, closest first.
No curated palette has a color within ΔE 0.04 of #2FB421.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.031
- Leafy Green #51B73B ΔE 0.031
- Kelly Green #02AB2E ΔE 0.033
- Leaf Green #5CA904 ΔE 0.037
- Frog Green #58BC08 ΔE 0.038
- Grass #5CAC2D ΔE 0.038
- Medium Green #39AD48 ΔE 0.040
- Shamrock Green #02C14D ΔE 0.041
Use #2FB421 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.