#37AA59
Closest named color: Jade Green (#2BAF6A). oklch(65.5% 0.156 149.5), rgb(55, 170, 89).
Aa
Black text reads best on this color (7.05:1).
About this color
#37AA59 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.156 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade Green (#2BAF6A), ΔE 0.021 away. Black text reads best on it, at 7.05:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Jade Green (#2BAF6A) |
| Black text | 7.05:1 |
| White text | 2.97:1 |
Values
| HEX | #37AA59 |
| RGB | rgb(55, 170, 89) |
| HSL | hsl(138, 51%, 44%) |
| OKLCH | oklch(65.5% 0.156 149.5) |
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 #37AA59 | 2.97:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #37AA59 | 7.05:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #37AA59 text on white | 2.97:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #37AA59 text on black | 7.05:1 | AAA | Lc -45.8 | 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE2
oklch(93.5% 0.022 149.7)
-
Step 200
200
#C6E1CA
oklch(88.4% 0.042 149.5)
-
Step 300
300
#9ECFA6
oklch(80.9% 0.077 149.3)
-
Step 400
400
#65B676
oklch(70.8% 0.123 149.2)
-
Step 500
500 (this color)
#37AA59
oklch(65.5% 0.156 149.5)
-
Step 600
600
#008B3C
oklch(55.6% 0.155 149.4)
-
Step 700
700
#007532
oklch(49.1% 0.137 149.6)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#055021
oklch(37.8% 0.102 149.4)
-
Step 950
950
#092F14
oklch(27.1% 0.065 149.3)
#37AA59 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) | #AB9C53 | 0.127 |
| Deuteranopia (no green cones) | #9D925F | 0.126 |
| Tritanopia (no blue cones) | #00A797 | 0.087 |
| Achromatopsia (no color) | #969696 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37AA59
#37AA59
oklch(65.5% 0.156 149.5)
- #C469BE
#C469BE
oklch(65.4% 0.157 329.7)
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 #37AA59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade Green #2BAF6A ΔE 0.021
- Mid Green #50A747 ΔE 0.021
- Seaweed Green #35AD6B ΔE 0.021
- Medium Green #39AD48 ΔE 0.023
- Dark Pastel Green #56AE57 ΔE 0.026
- Algae #54AC68 ΔE 0.031
- Fern #63A950 ΔE 0.033
- Medium Sea Green #3CB371 ΔE 0.035
Use #37AA59 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.