#31703D
Closest named color: Dark Olive Green (#556B2F). oklch(49% 0.103 147.9), rgb(49, 112, 61).
Aa
White text reads best on this color (5.97:1).
About this color
#31703D is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.103 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.039 away. White text reads best on it, at 5.97:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #31703D |
| RGB | rgb(49, 112, 61) |
| HSL | hsl(131, 39%, 32%) |
| OKLCH | oklch(49% 0.103 147.9) |
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 #31703D | 5.97:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #31703D | 3.51:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #31703D text on white | 5.97:1 | AA | Lc 79.6 | Fine for body text |
| #31703D text on black | 3.51:1 | AA large text | Lc -22.2 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDECF
oklch(88.4% 0.027 148.8)
-
Step 300
300
#ACCAAF
oklch(80.9% 0.049 147.9)
-
Step 400
400
#7EAF84
oklch(70.7% 0.081 147.8)
-
Step 500
500
#5C9A65
oklch(63% 0.102 147.7)
-
Step 600
600
#40854C
oklch(55.7% 0.112 147.7)
-
Step 700
700 (this color)
#31703D
oklch(49% 0.103 147.9)
-
Step 800
800
#2A5C33
oklch(42.8% 0.086 147.8)
-
Step 900
900
#274B2D
oklch(37.7% 0.066 148)
-
Step 950
950
#172C1A
oklch(26.9% 0.043 147.7)
#31703D 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) | #716739 | 0.083 |
| Deuteranopia (no green cones) | #696140 | 0.082 |
| Tritanopia (no blue cones) | #246E64 | 0.060 |
| Achromatopsia (no color) | #636363 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31703D
#31703D
oklch(49% 0.103 147.9)
- #7F4A7E
#7F4A7E
oklch(49% 0.102 327.7)
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 #31703D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.039
- Camo Green #526525 ΔE 0.044
- Camouflage Green #4B6113 ΔE 0.052
- Dark Moss Green #606C38 ΔE 0.054
- Jungle Green #048243 ΔE 0.055
- Pine #2B5D34 ΔE 0.061
- Army Green #4B5D16 ΔE 0.061
- Mud Green #606602 ΔE 0.062
Use #31703D 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.