#00B42D
Closest named color: Shamrock (#01B44C). oklch(66.9% 0.213 144.6), rgb(0, 180, 45).
Aa
Black text reads best on this color (7.56:1).
About this color
#00B42D is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.213 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.026 away. Black text reads best on it, at 7.56:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.213) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.56:1 |
| White text | 2.77:1 |
Values
| HEX | #00B42D |
| RGB | rgb(0, 180, 45) |
| HSL | hsl(135, 100%, 35%) |
| OKLCH | oklch(66.9% 0.213 144.6) |
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 #00B42D | 2.77:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #00B42D | 7.56:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #00B42D text on white | 2.77:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #00B42D text on black | 7.56:1 | 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 500.
-
Step 50
50
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DEF0DE
oklch(93.7% 0.031 145.3)
-
Step 200
200
#C2E4C2
oklch(88.5% 0.058 145.1)
-
Step 300
300
#96D396
oklch(81% 0.105 144.5)
-
Step 400
400
#53BB59
oklch(70.8% 0.167 144.6)
-
Step 500
500 (this color)
#00B42D
oklch(66.9% 0.213 144.6)
-
Step 600
600
#008C21
oklch(55.6% 0.177 144.7)
-
Step 700
700
#00761A
oklch(49.2% 0.156 144.6)
-
Step 800
800
#006114
oklch(42.8% 0.136 144.7)
-
Step 900
900
#00510F
oklch(37.8% 0.12 144.7)
-
Step 950
950
#003006
oklch(26.9% 0.085 144.8)
#00B42D 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) | #B7A211 | 0.156 |
| Deuteranopia (no green cones) | #A7973C | 0.156 |
| Tritanopia (no blue cones) | #00AF9A | 0.134 |
| Achromatopsia (no color) | #9B9B9B | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00B42D
#00B42D
oklch(66.9% 0.213 144.6)
- #D25CDC
#D25CDC
oklch(66.9% 0.212 324.5)
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 #00B42D, closest first.
No curated palette has a color within ΔE 0.04 of #00B42D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.026
- Kelly Green #02AB2E ΔE 0.027
- Leafy Green #51B73B ΔE 0.038
- Medium Green #39AD48 ΔE 0.039
- Shamrock Green #02C14D ΔE 0.041
- Leaf Green #5CA904 ΔE 0.045
- Grass #5CAC2D ΔE 0.045
- Frog Green #58BC08 ΔE 0.048
Use #00B42D 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.