#1CA540
Closest named color: Kelly Green (#02AB2E). oklch(63.2% 0.18 146.8), rgb(28, 165, 64).
Aa
Black text reads best on this color (6.50:1).
About this color
#1CA540 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.180 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.027 away. Black text reads best on it, at 6.50:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.50:1 |
| White text | 3.22:1 |
Values
| HEX | #1CA540 |
| RGB | rgb(28, 165, 64) |
| HSL | hsl(136, 71%, 38%) |
| OKLCH | oklch(63.2% 0.18 146.8) |
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 #1CA540 | 3.22:1 | AA large text | Lc -64.4 | Content text, not long reading |
| Black text on #1CA540 | 6.50:1 | AA | Lc 45.1 | Large or bold text, headings |
| #1CA540 text on white | 3.22:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #1CA540 text on black | 6.50:1 | AA | Lc -42.8 | 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
#DFEFE0
oklch(93.6% 0.026 147.1)
-
Step 200
200
#C5E2C7
oklch(88.4% 0.048 147.1)
-
Step 300
300
#9BD0A0
oklch(80.8% 0.087 147.2)
-
Step 400
400
#5EB86A
oklch(70.7% 0.142 146.7)
-
Step 500
500 (this color)
#1CA540
oklch(63.2% 0.18 146.8)
-
Step 600
600
#008B30
oklch(55.5% 0.165 146.9)
-
Step 700
700
#007527
oklch(49% 0.146 146.9)
-
Step 800
800
#00601E
oklch(42.6% 0.127 146.7)
-
Step 900
900
#005018
oklch(37.6% 0.112 146.9)
-
Step 950
950
#05300E
oklch(27.2% 0.075 146.6)
#1CA540 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) | #A79535 | 0.139 |
| Deuteranopia (no green cones) | #998B48 | 0.139 |
| Tritanopia (no blue cones) | #00A18F | 0.107 |
| Achromatopsia (no color) | #8F8F8F | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1CA540
#1CA540
oklch(63.2% 0.18 146.8)
- #C05BC2
#C05BC2
oklch(63.2% 0.181 326.7)
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 #1CA540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.027
- Medium Green #39AD48 ΔE 0.029
- Mid Green #50A747 ΔE 0.033
- Grassy Green #419C03 ΔE 0.036
- Grass Green #3F9B0B ΔE 0.036
- Shamrock #01B44C ΔE 0.042
- Grass #5CAC2D ΔE 0.049
- Leaf Green #5CA904 ΔE 0.049
Use #1CA540 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.