#1DA428
Closest named color: Kelly Green (#02AB2E). oklch(62.7% 0.195 143.6), rgb(29, 164, 40).
Aa
Black text reads best on this color (6.39:1).
About this color
#1DA428 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.195 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 0.019 away. Black text reads best on it, at 6.39:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.195) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.39:1 |
| White text | 3.28:1 |
Values
| HEX | #1DA428 |
| RGB | rgb(29, 164, 40) |
| HSL | hsl(125, 70%, 38%) |
| OKLCH | oklch(62.7% 0.195 143.6) |
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 #1DA428 | 3.28:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #1DA428 | 6.39:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #1DA428 text on white | 3.28:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #1DA428 text on black | 6.39:1 | AA | Lc -42.1 | 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
#DFEFDE
oklch(93.6% 0.028 143.7)
-
Step 200
200
#C5E3C3
oklch(88.5% 0.054 143.4)
-
Step 300
300
#9CD199
oklch(80.9% 0.095 143.3)
-
Step 400
400
#5FB85F
oklch(70.6% 0.152 143.8)
-
Step 500
500 (this color)
#1DA428
oklch(62.7% 0.195 143.6)
-
Step 600
600
#008C16
oklch(55.5% 0.182 143.6)
-
Step 700
700
#007611
oklch(49.1% 0.161 143.6)
-
Step 800
800
#00610C
oklch(42.7% 0.14 143.6)
-
Step 900
900
#005108
oklch(37.7% 0.124 143.6)
-
Step 950
950
#063007
oklch(27.1% 0.081 143.3)
#1DA428 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) | #A7940E | 0.140 |
| Deuteranopia (no green cones) | #998A36 | 0.140 |
| Tritanopia (no blue cones) | #009F8C | 0.124 |
| Achromatopsia (no color) | #8E8E8E | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1DA428
#1DA428
oklch(62.7% 0.195 143.6)
- #BE56CA
#BE56CA
oklch(62.7% 0.195 323.4)
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 #1DA428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.019
- Grassy Green #419C03 ΔE 0.025
- Grass Green #3F9B0B ΔE 0.027
- Medium Green #39AD48 ΔE 0.040
- Leaf Green #5CA904 ΔE 0.045
- Mid Green #50A747 ΔE 0.045
- Irish Green #019529 ΔE 0.047
- Shamrock #01B44C ΔE 0.048
Use #1DA428 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.