#3F7337
Closest named color: Dark Olive Green (#556B2F). oklch(50.4% 0.106 141.1), rgb(63, 115, 55).
Aa
White text reads best on this color (5.64:1).
About this color
#3F7337 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.106 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.031 away. White text reads best on it, at 5.64:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #3F7337 |
| RGB | rgb(63, 115, 55) |
| HSL | hsl(112, 35%, 33%) |
| OKLCH | oklch(50.4% 0.106 141.1) |
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 #3F7337 | 5.64:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #3F7337 | 3.71:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #3F7337 text on white | 5.64:1 | AA | Lc 78.1 | Fine for body text |
| #3F7337 text on black | 3.71:1 | AA large text | Lc -23.7 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE3
oklch(93.5% 0.014 138.7)
-
Step 200
200
#CFDECD
oklch(88.5% 0.028 142)
-
Step 300
300
#AFC9AA
oklch(80.8% 0.051 140.6)
-
Step 400
400
#84AE7D
oklch(70.7% 0.083 141)
-
Step 500
500
#64995C
oklch(63% 0.105 141.2)
-
Step 600
600
#4A8442
oklch(55.7% 0.115 141.4)
-
Step 700
700 (this color)
#3F7337
oklch(50.4% 0.106 141.1)
-
Step 800
800
#315B2B
oklch(42.8% 0.089 141.3)
-
Step 900
900
#2C4B27
oklch(37.8% 0.07 141)
-
Step 950
950
#1A2C17
oklch(27.1% 0.045 140.9)
#3F7337 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) | #766A32 | 0.076 |
| Deuteranopia (no green cones) | #6E653B | 0.075 |
| Tritanopia (no blue cones) | #3A7065 | 0.069 |
| Achromatopsia (no color) | #676767 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F7337
#3F7337
oklch(50.4% 0.106 141.1)
- #804E89
#804E89
oklch(50.4% 0.107 321.3)
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 #3F7337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.031
- Camo Green #526525 ΔE 0.043
- Dark Moss Green #606C38 ΔE 0.045
- Muddy Green #657432 ΔE 0.047
- Jungle Green #048243 ΔE 0.048
- Tree Green #2A7E19 ΔE 0.053
- Mud Green #606602 ΔE 0.053
- Camouflage Green #4B6113 ΔE 0.054
Use #3F7337 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.