#37A783
Closest named color: Jade (#1FA774). oklch(65.6% 0.114 167.7), rgb(55, 167, 131).
Aa
Black text reads best on this color (7.01:1).
About this color
#37A783 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.114 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.026 away. Black text reads best on it, at 7.01:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #37A783 |
| RGB | rgb(55, 167, 131) |
| HSL | hsl(161, 50%, 44%) |
| OKLCH | oklch(65.6% 0.114 167.7) |
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 #37A783 | 2.99:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #37A783 | 7.01:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #37A783 text on white | 2.99:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #37A783 text on black | 7.01:1 | AAA | Lc -45.5 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE8
oklch(93.7% 0.017 168.5)
-
Step 200
200
#C7E0D5
oklch(88.5% 0.03 167.4)
-
Step 300
300
#9ECDB9
oklch(80.9% 0.057 167)
-
Step 400
400
#64B396
oklch(70.8% 0.09 168)
-
Step 500
500 (this color)
#37A783
oklch(65.6% 0.114 167.7)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#044E3A
oklch(37.7% 0.075 168.1)
-
Step 950
950
#092E22
oklch(27.1% 0.047 167.5)
#37A783 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) | #A39C81 | 0.115 |
| Deuteranopia (no green cones) | #949185 | 0.110 |
| Tritanopia (no blue cones) | #00A89D | 0.038 |
| Achromatopsia (no color) | #959595 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37A783
#37A783
oklch(65.6% 0.114 167.7)
- #C4739E
#C4739E
oklch(65.7% 0.115 347.6)
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 #37A783, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.026
- Dark Seafoam Green #3EAF76 ΔE 0.035
- Bluey Green #2BB179 ΔE 0.037
- Greeny Blue #42B395 ΔE 0.040
- Tea #65AB7C ΔE 0.040
- Persian Green #2A9D8F ΔE 0.041
- Ocean Green #3D9973 ΔE 0.041
- Seaweed Green #35AD6B ΔE 0.043
Use #37A783 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.