#31773C
Closest named color: Jungle Green (#048243). oklch(50.9% 0.115 146.8), rgb(49, 119, 60).
Aa
White text reads best on this color (5.47:1).
About this color
#31773C is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.115 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.034 away. White text reads best on it, at 5.47:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #31773C |
| RGB | rgb(49, 119, 60) |
| HSL | hsl(129, 42%, 33%) |
| OKLCH | oklch(50.9% 0.115 146.8) |
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 #31773C | 5.47:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #31773C | 3.83:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #31773C text on white | 5.47:1 | AA | Lc 77.1 | Fine for body text |
| #31773C text on black | 3.83:1 | AA large text | Lc -24.7 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#AACBAC
oklch(80.9% 0.056 146.7)
-
Step 400
400
#7BB080
oklch(70.7% 0.089 146.9)
-
Step 500
500
#579C5F
oklch(63.1% 0.115 146.7)
-
Step 600
600
#3A8645
oklch(55.6% 0.124 146.6)
-
Step 700
700 (this color)
#31773C
oklch(50.9% 0.115 146.8)
-
Step 800
800
#255D2E
oklch(42.8% 0.096 146.9)
-
Step 900
900
#244C29
oklch(37.7% 0.074 146.6)
-
Step 950
950
#162D18
oklch(27.1% 0.048 146)
#31773C 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) | #796D37 | 0.091 |
| Deuteranopia (no green cones) | #6F6740 | 0.088 |
| Tritanopia (no blue cones) | #227469 | 0.069 |
| Achromatopsia (no color) | #696969 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31773C
#31773C
oklch(50.9% 0.115 146.8)
- #884C88
#884C88
oklch(51% 0.115 327.1)
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 #31773C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.034
- Tree Green #2A7E19 ΔE 0.045
- Dark Olive Green #556B2F ΔE 0.046
- Dark Grass Green #388004 ΔE 0.055
- Muddy Green #657432 ΔE 0.057
- Camo Green #526525 ΔE 0.057
- Dark Moss Green #606C38 ΔE 0.058
- Sea Green #2E8B57 ΔE 0.062
Use #31773C 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.