#37804E
Closest named color: Jungle Green (#048243). oklch(54% 0.107 151.5), rgb(55, 128, 78).
Aa
White text reads best on this color (4.81:1).
About this color
#37804E is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.107 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.031 away. White text reads best on it, at 4.81:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.36:1 |
| White text | 4.81:1 |
Values
| HEX | #37804E |
| RGB | rgb(55, 128, 78) |
| HSL | hsl(139, 40%, 36%) |
| OKLCH | oklch(54% 0.107 151.5) |
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 #37804E | 4.81:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #37804E | 4.36:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #37804E text on white | 4.81:1 | AA | Lc 73.2 | Content text, not long reading |
| #37804E text on black | 4.36:1 | AA large text | Lc -28.5 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CDDFD0
oklch(88.6% 0.028 150.4)
-
Step 300
300
#ABCAB1
oklch(80.9% 0.048 150.9)
-
Step 400
400
#7CAF89
oklch(70.7% 0.077 152)
-
Step 500
500
#599B6B
oklch(63.2% 0.099 151.5)
-
Step 600
600 (this color)
#37804E
oklch(54% 0.107 151.5)
-
Step 700
700
#2E7043
oklch(49% 0.099 151.5)
-
Step 800
800
#275C37
oklch(42.8% 0.084 151.2)
-
Step 900
900
#254B30
oklch(37.6% 0.064 151.6)
-
Step 950
950
#162C1C
oklch(26.9% 0.041 151.6)
#37804E 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) | #80764B | 0.091 |
| Deuteranopia (no green cones) | #766F51 | 0.089 |
| Tritanopia (no blue cones) | #247E73 | 0.057 |
| Achromatopsia (no color) | #727272 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37804E
#37804E
oklch(54% 0.107 151.5)
- #92568B
#92568B
oklch(54% 0.107 331.3)
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 #37804E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.031
- Sea Green #2E8B57 ΔE 0.032
- Dark Sage #598556 ΔE 0.041
- Military Green #667C3E ΔE 0.049
- Viridian #1E9167 ΔE 0.051
- Fern Green #548D44 ΔE 0.054
- Muddy Green #657432 ΔE 0.056
- Tree Green #2A7E19 ΔE 0.057
Use #37804E 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.