#2CB537
Closest named color: Shamrock (#01B44C). oklch(67.7% 0.201 143.9), rgb(44, 181, 55).
Aa
Black text reads best on this color (7.77:1).
About this color
#2CB537 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.201 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.020 away. Black text reads best on it, at 7.77:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.201) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.77:1 |
| White text | 2.70:1 |
Values
| HEX | #2CB537 |
| RGB | rgb(44, 181, 55) |
| HSL | hsl(125, 61%, 44%) |
| OKLCH | oklch(67.7% 0.201 143.9) |
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 #2CB537 | 2.70:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #2CB537 | 7.77:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #2CB537 text on white | 2.70:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #2CB537 text on black | 7.77:1 | AAA | Lc -50.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF9EE
oklch(97.2% 0.018 142.8)
-
Step 100
100
#DCF1DB
oklch(93.7% 0.037 144)
-
Step 200
200
#BEE6BC
oklch(88.5% 0.071 143.7)
-
Step 300
300
#8DD68C
oklch(80.9% 0.126 144)
-
Step 400
400 (this color)
#2CB537
oklch(67.7% 0.201 143.9)
-
Step 500
500
#00A720
oklch(63.2% 0.206 143.9)
-
Step 600
600
#008C1A
oklch(55.6% 0.18 144)
-
Step 700
700
#007614
oklch(49.1% 0.16 143.9)
-
Step 800
800
#00610E
oklch(42.8% 0.139 143.9)
-
Step 900
900
#00510A
oklch(37.7% 0.123 143.9)
-
Step 950
950
#003004
oklch(26.8% 0.087 144)
#2CB537 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) | #B9A424 | 0.147 |
| Deuteranopia (no green cones) | #A99943 | 0.146 |
| Tritanopia (no blue cones) | #00B09C | 0.127 |
| Achromatopsia (no color) | #9D9D9D | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2CB537
#2CB537
oklch(67.7% 0.201 143.9)
- #D163DC
#D163DC
oklch(67.7% 0.202 323.9)
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 #2CB537, closest first.
No curated palette has a color within ΔE 0.04 of #2CB537.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.020
- Leafy Green #51B73B ΔE 0.024
- Medium Green #39AD48 ΔE 0.032
- Kelly Green #02AB2E ΔE 0.033
- Shamrock Green #02C14D ΔE 0.033
- Grass #5CAC2D ΔE 0.035
- Leaf Green #5CA904 ΔE 0.040
- Frog Green #58BC08 ΔE 0.040
Use #2CB537 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.