#33B330
Closest named color: Shamrock (#01B44C). oklch(67.3% 0.201 142.7), rgb(51, 179, 48).
Aa
Black text reads best on this color (7.63:1).
About this color
#33B330 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.201 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.023 away. Black text reads best on it, at 7.63:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.201) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.63:1 |
| White text | 2.75:1 |
Values
| HEX | #33B330 |
| RGB | rgb(51, 179, 48) |
| HSL | hsl(119, 58%, 45%) |
| OKLCH | oklch(67.3% 0.201 142.7) |
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 #33B330 | 2.75:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #33B330 | 7.63:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #33B330 text on white | 2.75:1 | Fails | Lc 52.6 | Large or bold text, headings |
| #33B330 text on black | 7.63:1 | AAA | Lc -49.2 | 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
#DCF1DA
oklch(93.6% 0.038 142.8)
-
Step 200
200
#BFE6BB
oklch(88.6% 0.071 142.5)
-
Step 300
300
#8FD58A
oklch(80.8% 0.125 142.8)
-
Step 400
400 (this color)
#33B330
oklch(67.3% 0.201 142.7)
-
Step 500
500
#00A706
oklch(63.1% 0.214 142.7)
-
Step 600
600
#008C04
oklch(55.5% 0.188 142.7)
-
Step 700
700
#007603
oklch(49% 0.166 142.7)
-
Step 800
800
#006102
oklch(42.7% 0.144 142.7)
-
Step 900
900
#005101
oklch(37.7% 0.128 142.6)
-
Step 950
950
#003100
oklch(27.1% 0.092 142.5)
#33B330 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) | #B7A218 | 0.142 |
| Deuteranopia (no green cones) | #A8983E | 0.142 |
| Tritanopia (no blue cones) | #06AE99 | 0.128 |
| Achromatopsia (no color) | #9C9C9C | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B330
#33B330
oklch(67.3% 0.201 142.7)
- #CE63DD
#CE63DD
oklch(67.4% 0.201 322.6)
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 #33B330, closest first.
No curated palette has a color within ΔE 0.04 of #33B330.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.023
- Leafy Green #51B73B ΔE 0.026
- Kelly Green #02AB2E ΔE 0.030
- Medium Green #39AD48 ΔE 0.030
- Grass #5CAC2D ΔE 0.032
- Leaf Green #5CA904 ΔE 0.034
- Shamrock Green #02C14D ΔE 0.039
- Frog Green #58BC08 ΔE 0.041
Use #33B330 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.