#37741B
Closest named color: Tree Green (#2A7E19). oklch(49.9% 0.136 137.8), rgb(55, 116, 27).
Aa
White text reads best on this color (5.71:1).
About this color
#37741B is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.136 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.031 away. White text reads best on it, at 5.71:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #37741B |
| RGB | rgb(55, 116, 27) |
| HSL | hsl(101, 62%, 28%) |
| OKLCH | oklch(49.9% 0.136 137.8) |
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 #37741B | 5.71:1 | AA | Lc -83.6 | Fine for body text |
| Black text on #37741B | 3.67:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #37741B text on white | 5.71:1 | AA | Lc 78.3 | Fine for body text |
| #37741B text on black | 3.67:1 | AA large text | Lc -23.5 | 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 700.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CEDFC8
oklch(88.5% 0.036 137.5)
-
Step 300
300
#ACCBA2
oklch(80.8% 0.066 138.1)
-
Step 400
400
#80B06F
oklch(70.7% 0.105 137.8)
-
Step 500
500
#5E9C47
oklch(63.1% 0.135 138)
-
Step 600
600
#438626
oklch(55.5% 0.146 137.9)
-
Step 700
700 (this color)
#37741B
oklch(49.9% 0.136 137.8)
-
Step 800
800
#2C5D17
oklch(42.8% 0.114 138)
-
Step 900
900
#284C1A
oklch(37.7% 0.088 137.9)
-
Step 950
950
#182D10
oklch(27.1% 0.057 137.8)
#37741B 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) | #786A0A | 0.087 |
| Deuteranopia (no green cones) | #706424 | 0.089 |
| Tritanopia (no blue cones) | #337063 | 0.095 |
| Achromatopsia (no color) | #666666 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37741B
#37741B
oklch(49.9% 0.136 137.8)
- #824695
#824695
oklch(50% 0.136 317.5)
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 #37741B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.031
- Dark Grass Green #388004 ΔE 0.041
- Green #008000 ΔE 0.047
- Jungle Green #048243 ΔE 0.048
- Dark Olive Green #556B2F ΔE 0.052
- Camo Green #526525 ΔE 0.057
- Camouflage Green #4B6113 ΔE 0.059
- Mud Green #606602 ΔE 0.059
Use #37741B 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.