#33B519
Closest named color: Leafy Green (#51B73B). oklch(67.7% 0.214 141.1), rgb(51, 181, 25).
Aa
Black text reads best on this color (7.76:1).
About this color
#33B519 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.214 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.031 away. Black text reads best on it, at 7.76:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.214) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.76:1 |
| White text | 2.70:1 |
Values
| HEX | #33B519 |
| RGB | rgb(51, 181, 25) |
| HSL | hsl(110, 76%, 40%) |
| OKLCH | oklch(67.7% 0.214 141.1) |
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 #33B519 | 2.70:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #33B519 | 7.76:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #33B519 text on white | 2.70:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #33B519 text on black | 7.76:1 | AAA | Lc -50.0 | 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
#BFE6B8
oklch(88.5% 0.074 140.8)
-
Step 300
300
#8FD683
oklch(80.9% 0.134 140.9)
-
Step 400
400 (this color)
#33B519
oklch(67.7% 0.214 141.1)
-
Step 500
500
#24A600
oklch(63.2% 0.209 141.1)
-
Step 600
600
#1D8B00
oklch(55.5% 0.183 141.1)
-
Step 700
700
#177500
oklch(49% 0.162 141.1)
-
Step 800
800
#116000
oklch(42.6% 0.141 141.1)
-
Step 900
900
#0C5000
oklch(37.6% 0.124 141.1)
-
Step 950
950
#053000
oklch(27% 0.089 141)
#33B519 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) | #BAA300 | 0.148 |
| Deuteranopia (no green cones) | #AB992F | 0.147 |
| Tritanopia (no blue cones) | #0EAF9A | 0.142 |
| Achromatopsia (no color) | #9D9D9D | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B519
#33B519
oklch(67.7% 0.214 141.1)
- #D060E5
#D060E5
oklch(67.6% 0.214 321.1)
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 #33B519, closest first.
No curated palette has a color within ΔE 0.04 of #33B519.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.031
- Frog Green #58BC08 ΔE 0.034
- Shamrock #01B44C ΔE 0.036
- Kelly Green #02AB2E ΔE 0.037
- Leaf Green #5CA904 ΔE 0.039
- Shamrock Green #02C14D ΔE 0.040
- Grass #5CAC2D ΔE 0.041
- Medium Green #39AD48 ΔE 0.045
Use #33B519 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.