#37B72D
Closest named color: Leafy Green (#51B73B). oklch(68.4% 0.206 142.1), rgb(55, 183, 45).
Aa
Black text reads best on this color (7.97:1).
About this color
#37B72D is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.206 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.022 away. Black text reads best on it, at 7.97:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.206) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.97:1 |
| White text | 2.63:1 |
Values
| HEX | #37B72D |
| RGB | rgb(55, 183, 45) |
| HSL | hsl(116, 61%, 45%) |
| OKLCH | oklch(68.4% 0.206 142.1) |
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 #37B72D | 2.63:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #37B72D | 7.97:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #37B72D text on white | 2.63:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #37B72D text on black | 7.97:1 | AAA | Lc -51.1 | 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
#DCF1DA
oklch(93.6% 0.038 142.8)
-
Step 200
200
#BFE6BA
oklch(88.6% 0.072 141.9)
-
Step 300
300
#8FD687
oklch(81% 0.13 141.9)
-
Step 400
400 (this color)
#37B72D
oklch(68.4% 0.206 142.1)
-
Step 500
500
#11A700
oklch(63.2% 0.213 142.1)
-
Step 600
600
#0D8C00
oklch(55.6% 0.187 142)
-
Step 700
700
#097600
oklch(49.1% 0.165 142.1)
-
Step 800
800
#066100
oklch(42.8% 0.144 142)
-
Step 900
900
#045100
oklch(37.8% 0.127 142.1)
-
Step 950
950
#013000
oklch(26.8% 0.091 142.2)
#37B72D 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) | #BBA60F | 0.143 |
| Deuteranopia (no green cones) | #AD9C3C | 0.144 |
| Tritanopia (no blue cones) | #14B19D | 0.135 |
| Achromatopsia (no color) | #9F9F9F | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37B72D
#37B72D
oklch(68.4% 0.206 142.1)
- #D265E3
#D265E3
oklch(68.4% 0.206 322.1)
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 #37B72D, closest first.
No curated palette has a color within ΔE 0.04 of #37B72D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.022
- Frog Green #58BC08 ΔE 0.030
- Shamrock #01B44C ΔE 0.030
- Shamrock Green #02C14D ΔE 0.031
- Grass #5CAC2D ΔE 0.038
- Medium Green #39AD48 ΔE 0.041
- Leaf Green #5CA904 ΔE 0.041
- Kelly Green #02AB2E ΔE 0.041
Use #37B72D 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.