#33B315
Closest named color: Kelly Green (#02AB2E). oklch(67.1% 0.213 140.9), rgb(51, 179, 21).
Aa
Black text reads best on this color (7.59:1).
About this color
#33B315 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.213 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.033 away. Black text reads best on it, at 7.59:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.213) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.59:1 |
| White text | 2.76:1 |
Values
| HEX | #33B315 |
| RGB | rgb(51, 179, 21) |
| HSL | hsl(109, 79%, 39%) |
| OKLCH | oklch(67.1% 0.213 140.9) |
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 #33B315 | 2.76:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #33B315 | 7.59:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #33B315 text on white | 2.76:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #33B315 text on black | 7.59:1 | AAA | Lc -49.1 | 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)
#33B315
oklch(67.1% 0.213 140.9)
-
Step 500
500
#27A500
oklch(63% 0.207 140.9)
-
Step 600
600
#1F8B00
oklch(55.6% 0.182 140.9)
-
Step 700
700
#197500
oklch(49.1% 0.161 140.9)
-
Step 800
800
#136000
oklch(42.7% 0.14 140.8)
-
Step 900
900
#0E5000
oklch(37.6% 0.123 140.9)
-
Step 950
950
#053000
oklch(27% 0.089 141)
#33B315 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 | 0.146 |
| Deuteranopia (no green cones) | #A9982D | 0.144 |
| Tritanopia (no blue cones) | #11AD98 | 0.142 |
| Achromatopsia (no color) | #9B9B9B | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B315
#33B315
oklch(67.1% 0.213 140.9)
- #CE5FE3
#CE5FE3
oklch(67.2% 0.212 321)
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 #33B315, closest first.
No curated palette has a color within ΔE 0.04 of #33B315.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.033
- Leafy Green #51B73B ΔE 0.034
- Shamrock #01B44C ΔE 0.035
- Leaf Green #5CA904 ΔE 0.036
- Frog Green #58BC08 ΔE 0.038
- Grass #5CAC2D ΔE 0.039
- Medium Green #39AD48 ΔE 0.043
- Shamrock Green #02C14D ΔE 0.045
Use #33B315 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.