#37A150
Closest named color: Mid Green (#50A747). oklch(62.9% 0.153 148), rgb(55, 161, 80).
Aa
Black text reads best on this color (6.37:1).
About this color
#37A150 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.153 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.029 away. Black text reads best on it, at 6.37:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #37A150 |
| RGB | rgb(55, 161, 80) |
| HSL | hsl(134, 49%, 42%) |
| OKLCH | oklch(62.9% 0.153 148) |
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 #37A150 | 3.29:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #37A150 | 6.37:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #37A150 text on white | 3.29:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #37A150 text on black | 6.37:1 | AA | Lc -41.8 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C8E1CA
oklch(88.5% 0.041 147.5)
-
Step 300
300
#A0CEA6
oklch(80.8% 0.074 148.4)
-
Step 400
400
#69B575
oklch(70.7% 0.12 147.9)
-
Step 500
500 (this color)
#37A150
oklch(62.9% 0.153 148)
-
Step 600
600
#008B36
oklch(55.5% 0.161 148.1)
-
Step 700
700
#00752C
oklch(49% 0.142 148)
-
Step 800
800
#006023
oklch(42.7% 0.123 148.1)
-
Step 900
900
#0E4F20
oklch(37.6% 0.099 148)
-
Step 950
950
#0C2E14
oklch(26.9% 0.062 148.4)
#37A150 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) | #A39349 | 0.122 |
| Deuteranopia (no green cones) | #958A56 | 0.120 |
| Tritanopia (no blue cones) | #129E8E | 0.087 |
| Achromatopsia (no color) | #8E8E8E | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37A150
#37A150
oklch(62.9% 0.153 148)
- #B963B7
#B963B7
oklch(62.9% 0.153 328.1)
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 #37A150, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.029
- Muted Green #5FA052 ΔE 0.033
- Medium Green #39AD48 ΔE 0.039
- Seaweed Green #35AD6B ΔE 0.041
- Flat Green #699D4C ΔE 0.042
- Jade #1FA774 ΔE 0.042
- Jade Green #2BAF6A ΔE 0.043
- Fern #63A950 ΔE 0.046
Use #37A150 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.