#31772B
Closest named color: Tree Green (#2A7E19). oklch(50.7% 0.131 142.1), rgb(49, 119, 43).
Aa
White text reads best on this color (5.52:1).
About this color
#31772B is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.131 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.029 away. White text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.80:1 |
| White text | 5.52:1 |
Values
| HEX | #31772B |
| RGB | rgb(49, 119, 43) |
| HSL | hsl(115, 47%, 32%) |
| OKLCH | oklch(50.7% 0.131 142.1) |
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 #31772B | 5.52:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #31772B | 3.80:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #31772B text on white | 5.52:1 | AA | Lc 77.3 | Fine for body text |
| #31772B text on black | 3.80:1 | AA large text | Lc -24.5 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CDDFCA
oklch(88.4% 0.034 141.2)
-
Step 300
300
#AACCA6
oklch(81% 0.064 142.2)
-
Step 400
400
#7BB176
oklch(70.7% 0.102 142.4)
-
Step 500
500
#589D51
oklch(63.2% 0.13 142)
-
Step 600
600
#3A8734
oklch(55.6% 0.141 142.2)
-
Step 700
700 (this color)
#31772B
oklch(50.7% 0.131 142.1)
-
Step 800
800
#265D21
oklch(42.7% 0.108 142)
-
Step 900
900
#244C20
oklch(37.5% 0.084 141.9)
-
Step 950
950
#162D14
oklch(27% 0.053 142.3)
#31772B 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) | #7A6C23 | 0.094 |
| Deuteranopia (no green cones) | #716631 | 0.094 |
| Tritanopia (no blue cones) | #277367 | 0.086 |
| Achromatopsia (no color) | #696969 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31772B
#31772B
oklch(50.7% 0.131 142.1)
- #874891
#874891
oklch(50.7% 0.131 322)
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 #31772B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.029
- Jungle Green #048243 ΔE 0.036
- Dark Grass Green #388004 ΔE 0.040
- Green #008000 ΔE 0.048
- Dark Olive Green #556B2F ΔE 0.052
- Camo Green #526525 ΔE 0.061
- Muddy Green #657432 ΔE 0.062
- Olive Green #677A04 ΔE 0.062
Use #31772B 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.