#31722D
Closest named color: Dark Olive Green (#556B2F). oklch(49.3% 0.122 142.5), rgb(49, 114, 45).
Aa
White text reads best on this color (5.87:1).
About this color
#31722D is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.122 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.044 away. White text reads best on it, at 5.87:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #31722D |
| RGB | rgb(49, 114, 45) |
| HSL | hsl(117, 43%, 31%) |
| OKLCH | oklch(49.3% 0.122 142.5) |
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 #31722D | 5.87:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #31722D | 3.57:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #31722D text on white | 5.87:1 | AA | Lc 79.1 | Fine for body text |
| #31722D text on black | 3.57:1 | AA large text | Lc -22.7 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCB
oklch(88.5% 0.033 142.5)
-
Step 300
300
#ABCBA8
oklch(80.9% 0.059 142.7)
-
Step 400
400
#7EB079
oklch(70.7% 0.095 142.3)
-
Step 500
500
#5B9C56
oklch(63.2% 0.122 142.5)
-
Step 600
600
#3F863A
oklch(55.6% 0.132 142.4)
-
Step 700
700 (this color)
#31722D
oklch(49.3% 0.122 142.5)
-
Step 800
800
#295C26
oklch(42.6% 0.101 142.6)
-
Step 900
900
#264C24
oklch(37.7% 0.079 142.8)
-
Step 950
950
#172D15
oklch(27.1% 0.051 142.2)
#31722D 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) | #756826 | 0.089 |
| Deuteranopia (no green cones) | #6C6232 | 0.088 |
| Tritanopia (no blue cones) | #286F63 | 0.078 |
| Achromatopsia (no color) | #646464 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31722D
#31722D
oklch(49.3% 0.122 142.5)
- #814689
#814689
oklch(49.2% 0.122 322.7)
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 #31722D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.044
- Tree Green #2A7E19 ΔE 0.045
- Jungle Green #048243 ΔE 0.048
- Camo Green #526525 ΔE 0.049
- Camouflage Green #4B6113 ΔE 0.052
- Dark Grass Green #388004 ΔE 0.056
- Mud Green #606602 ΔE 0.059
- Green #008000 ΔE 0.061
Use #31722D 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.