#01A41B
Closest named color: Kelly Green (#02AB2E). oklch(62.4% 0.205 143.6), rgb(1, 164, 27).
Aa
Black text reads best on this color (6.32:1).
About this color
#01A41B is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.205 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.021 away. Black text reads best on it, at 6.32:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.205) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.32:1 |
| White text | 3.31:1 |
Values
| HEX | #01A41B |
| RGB | rgb(1, 164, 27) |
| HSL | hsl(130, 99%, 32%) |
| OKLCH | oklch(62.4% 0.205 143.6) |
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 #01A41B | 3.31:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #01A41B | 6.32:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #01A41B text on white | 3.31:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #01A41B text on black | 6.32:1 | AA | Lc -41.9 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DFEFDE
oklch(93.6% 0.028 143.7)
-
Step 200
200
#C4E3C2
oklch(88.4% 0.055 143.5)
-
Step 300
300
#99D297
oklch(80.9% 0.101 143.8)
-
Step 400
400
#5BB95A
oklch(70.6% 0.16 143.5)
-
Step 500
500 (this color)
#01A41B
oklch(62.4% 0.205 143.6)
-
Step 600
600
#008C15
oklch(55.5% 0.183 143.5)
-
Step 700
700
#007610
oklch(49.1% 0.161 143.5)
-
Step 800
800
#00610B
oklch(42.7% 0.141 143.5)
-
Step 900
900
#005108
oklch(37.7% 0.124 143.6)
-
Step 950
950
#033005
oklch(27% 0.084 143.5)
#01A41B 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) | #A79300 | 0.147 |
| Deuteranopia (no green cones) | #99892D | 0.147 |
| Tritanopia (no blue cones) | #009F8B | 0.131 |
| Achromatopsia (no color) | #8D8D8D | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01A41B
#01A41B
oklch(62.4% 0.205 143.6)
- #C051CC
#C051CC
oklch(62.5% 0.205 323.7)
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 #01A41B, closest first.
No curated palette has a color within ΔE 0.04 of #01A41B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.021
- Grassy Green #419C03 ΔE 0.028
- Grass Green #3F9B0B ΔE 0.030
- True Green #089404 ΔE 0.047
- Irish Green #019529 ΔE 0.048
- Medium Green #39AD48 ΔE 0.048
- Leaf Green #5CA904 ΔE 0.050
- Shamrock #01B44C ΔE 0.053
Use #01A41B 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.