#33B64C
Closest named color: Shamrock (#01B44C). oklch(68.4% 0.185 146.2), rgb(51, 182, 76).
Aa
Black text reads best on this color (7.93:1).
About this color
#33B64C is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.185 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.015 away. Black text reads best on it, at 7.93:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.93:1 |
| White text | 2.64:1 |
Values
| HEX | #33B64C |
| RGB | rgb(51, 182, 76) |
| HSL | hsl(131, 56%, 46%) |
| OKLCH | oklch(68.4% 0.185 146.2) |
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 #33B64C | 2.64:1 | Fails | Lc -56.2 | Large or bold text, headings |
| Black text on #33B64C | 7.93:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #33B64C text on white | 2.64:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #33B64C text on black | 7.93:1 | AAA | Lc -50.9 | 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
#EFF8EF
oklch(97% 0.015 145.5)
-
Step 100
100
#DCF0DD
oklch(93.5% 0.033 146.7)
-
Step 200
200
#BFE5C0
oklch(88.5% 0.064 145.7)
-
Step 300
300
#8ED594
oklch(80.9% 0.115 146.4)
-
Step 400
400 (this color)
#33B64C
oklch(68.4% 0.185 146.2)
-
Step 500
500
#00A636
oklch(63.1% 0.192 146.2)
-
Step 600
600
#008C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700
#007524
oklch(49% 0.148 146.3)
-
Step 800
800
#00601C
oklch(42.6% 0.129 146.3)
-
Step 900
900
#005116
oklch(37.9% 0.115 146.2)
-
Step 950
950
#00300A
oklch(26.9% 0.081 146.4)
#33B64C 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) | #B9A541 | 0.143 |
| Deuteranopia (no green cones) | #A99B54 | 0.140 |
| Tritanopia (no blue cones) | #00B29F | 0.110 |
| Achromatopsia (no color) | #9F9F9F | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B64C
#33B64C
oklch(68.4% 0.185 146.2)
- #D26AD5
#D26AD5
oklch(68.4% 0.185 326.3)
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 #33B64C, closest first.
No curated palette has a color within ΔE 0.04 of #33B64C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.015
- Leafy Green #51B73B ΔE 0.022
- Medium Green #39AD48 ΔE 0.025
- Cool Green #33B864 ΔE 0.025
- Shamrock Green #02C14D ΔE 0.032
- Grass #5CAC2D ΔE 0.035
- Dark Pastel Green #56AE57 ΔE 0.036
- Mid Green #50A747 ΔE 0.043
Use #33B64C 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.