#1AA40A
Closest named color: Kelly Green (#02AB2E). oklch(62.5% 0.207 142), rgb(26, 164, 10).
Aa
Black text reads best on this color (6.35:1).
About this color
#1AA40A is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.207 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.022 away. Black text reads best on it, at 6.35:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.207) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.35:1 |
| White text | 3.30:1 |
Values
| HEX | #1AA40A |
| RGB | rgb(26, 164, 10) |
| HSL | hsl(114, 89%, 34%) |
| OKLCH | oklch(62.5% 0.207 142) |
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 #1AA40A | 3.30:1 | AA large text | Lc -65.1 | Content text, not long reading |
| Black text on #1AA40A | 6.35:1 | AA | Lc 44.4 | Non-text elements, placeholder text |
| #1AA40A text on white | 3.30:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #1AA40A text on black | 6.35:1 | AA | Lc -42.0 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C5E3C1
oklch(88.5% 0.056 141.9)
-
Step 300
300
#9BD295
oklch(81% 0.102 142.2)
-
Step 400
400
#5FB956
oklch(70.7% 0.161 141.9)
-
Step 500
500 (this color)
#1AA40A
oklch(62.5% 0.207 142)
-
Step 600
600
#0F8C00
oklch(55.6% 0.187 142)
-
Step 700
700
#0B7600
oklch(49.1% 0.165 141.9)
-
Step 800
800
#076100
oklch(42.8% 0.144 142)
-
Step 900
900
#055100
oklch(37.8% 0.127 142)
-
Step 950
950
#053003
oklch(27% 0.085 142.1)
#1AA40A 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) | #A89300 | 0.146 |
| Deuteranopia (no green cones) | #9A8A25 | 0.143 |
| Tritanopia (no blue cones) | #009F8B | 0.136 |
| Achromatopsia (no color) | #8D8D8D | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1AA40A
#1AA40A
oklch(62.5% 0.207 142)
- #BF51D0
#BF51D0
oklch(62.6% 0.208 322.1)
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 #1AA40A, closest first.
No curated palette has a color within ΔE 0.04 of #1AA40A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.022
- Grassy Green #419C03 ΔE 0.027
- Grass Green #3F9B0B ΔE 0.029
- Leaf Green #5CA904 ΔE 0.046
- True Green #089404 ΔE 0.049
- Medium Green #39AD48 ΔE 0.049
- Irish Green #019529 ΔE 0.051
- Shamrock #01B44C ΔE 0.055
Use #1AA40A 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.