#31683D
Closest named color: Pine (#2B5D34). oklch(46.8% 0.091 149), rgb(49, 104, 61).
Aa
White text reads best on this color (6.60:1).
About this color
#31683D is a medium-dark, moderately saturated green. In OKLCH its lightness is 47%, its chroma 0.091 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.036 away. White text reads best on it, at 6.60:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 3.17:1 |
| White text | 6.60:1 |
Values
| HEX | #31683D |
| RGB | rgb(49, 104, 61) |
| HSL | hsl(133, 36%, 30%) |
| OKLCH | oklch(46.8% 0.091 149) |
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 #31683D | 6.60:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #31683D | 3.17:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #31683D text on white | 6.60:1 | AA | Lc 82.5 | Fine for body text |
| #31683D text on black | 3.17:1 | AA large text | Lc -19.4 | 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
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CFDED1
oklch(88.6% 0.024 149.3)
-
Step 300
300
#AEC9B1
oklch(80.9% 0.044 148.3)
-
Step 400
400
#82AD89
oklch(70.6% 0.07 149.3)
-
Step 500
500
#62996B
oklch(63.2% 0.09 148.5)
-
Step 600
600
#478353
oklch(55.6% 0.097 148.9)
-
Step 700
700 (this color)
#31683D
oklch(46.8% 0.091 149)
-
Step 800
800
#2F5A38
oklch(42.6% 0.074 149.2)
-
Step 900
900
#2A4A30
oklch(37.6% 0.058 149)
-
Step 950
950
#192C1C
oklch(27.1% 0.039 148.4)
#31683D 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) | #69603A | 0.075 |
| Deuteranopia (no green cones) | #615B40 | 0.073 |
| Tritanopia (no blue cones) | #26665D | 0.051 |
| Achromatopsia (no color) | #5D5D5D | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31683D
#31683D
oklch(46.8% 0.091 149)
- #764673
#764673
oklch(46.7% 0.092 329.2)
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 #31683D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.036
- Camo Green #526525 ΔE 0.041
- Spruce #0A5F38 ΔE 0.042
- Camouflage Green #4B6113 ΔE 0.044
- Dark Olive Green #556B2F ΔE 0.045
- Army Green #4B5D16 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.048
- Dark Moss Green #606C38 ΔE 0.060
Use #31683D 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.