#45A601
Closest named color: Leaf Green (#5CA904). oklch(64.1% 0.197 137.8), rgb(69, 166, 1).
Aa
Black text reads best on this color (6.70:1).
About this color
#45A601 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.197 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.023 away. Black text reads best on it, at 6.70:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 6.70:1 |
| White text | 3.13:1 |
Values
| HEX | #45A601 |
| RGB | rgb(69, 166, 1) |
| HSL | hsl(95, 99%, 33%) |
| OKLCH | oklch(64.1% 0.197 137.8) |
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 #45A601 | 3.13:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #45A601 | 6.70:1 | AA | Lc 46.2 | Large or bold text, headings |
| #45A601 text on white | 3.13:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #45A601 text on black | 6.70:1 | AA | Lc -43.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C8E2C0
oklch(88.5% 0.054 138.3)
-
Step 300
300
#A2D093
oklch(80.9% 0.096 138.1)
-
Step 400
400
#6EB652
oklch(70.6% 0.153 137.7)
-
Step 500
500 (this color)
#45A601
oklch(64.1% 0.197 137.8)
-
Step 600
600
#378900
oklch(55.7% 0.172 137.9)
-
Step 700
700
#2D7300
oklch(49.1% 0.151 137.9)
-
Step 800
800
#245E00
oklch(42.6% 0.131 137.7)
-
Step 900
900
#1D4F00
oklch(37.8% 0.116 137.7)
-
Step 950
950
#0F2F01
oklch(27% 0.081 137.7)
#45A601 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) | #AC9600 | 0.129 |
| Deuteranopia (no green cones) | #A08F22 | 0.125 |
| Tritanopia (no blue cones) | #3CA08C | 0.137 |
| Achromatopsia (no color) | #929292 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45A601
#45A601
oklch(64.1% 0.197 137.8)
- #BC5DD9
#BC5DD9
oklch(64.2% 0.197 317.7)
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 #45A601, closest first.
No curated palette has a color within ΔE 0.04 of #45A601.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.023
- Kelly Green #02AB2E ΔE 0.026
- Grassy Green #419C03 ΔE 0.030
- Grass Green #3F9B0B ΔE 0.034
- Grass #5CAC2D ΔE 0.034
- Medium Green #39AD48 ΔE 0.038
- Mid Green #50A747 ΔE 0.043
- Shamrock #01B44C ΔE 0.048
Use #45A601 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.