#1DA33B
Closest named color: Kelly Green (#02AB2E). oklch(62.6% 0.181 146), rgb(29, 163, 59).
Aa
Black text reads best on this color (6.35:1).
About this color
#1DA33B is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.181 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.028 away. Black text reads best on it, at 6.35:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.35:1 |
| White text | 3.30:1 |
Values
| HEX | #1DA33B |
| RGB | rgb(29, 163, 59) |
| HSL | hsl(133, 70%, 38%) |
| OKLCH | oklch(62.6% 0.181 146) |
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 #1DA33B | 3.30:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #1DA33B | 6.35:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #1DA33B text on white | 3.30:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #1DA33B text on black | 6.35:1 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE0
oklch(93.7% 0.026 145.4)
-
Step 200
200
#C5E2C6
oklch(88.4% 0.049 146.1)
-
Step 300
300
#9CD09F
oklch(80.8% 0.087 146.2)
-
Step 400
400
#60B869
oklch(70.8% 0.142 146)
-
Step 500
500 (this color)
#1DA33B
oklch(62.6% 0.181 146)
-
Step 600
600
#008C2B
oklch(55.7% 0.17 146)
-
Step 700
700
#007623
oklch(49.2% 0.15 146)
-
Step 800
800
#00601B
oklch(42.6% 0.13 146.1)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#06300D
oklch(27.2% 0.075 145.8)
#1DA33B 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) | #A5932F | 0.137 |
| Deuteranopia (no green cones) | #978944 | 0.138 |
| Tritanopia (no blue cones) | #009F8D | 0.110 |
| Achromatopsia (no color) | #8D8D8D | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1DA33B
#1DA33B
oklch(62.6% 0.181 146)
- #BD5AC1
#BD5AC1
oklch(62.6% 0.18 326)
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 #1DA33B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.028
- Grass Green #3F9B0B ΔE 0.030
- Grassy Green #419C03 ΔE 0.030
- Medium Green #39AD48 ΔE 0.035
- Mid Green #50A747 ΔE 0.037
- Irish Green #019529 ΔE 0.044
- Shamrock #01B44C ΔE 0.048
- Kelley Green #009337 ΔE 0.050
Use #1DA33B 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.