#31744D
Closest named color: Dark Olive Green (#556B2F). oklch(50.4% 0.093 155.4), rgb(49, 116, 77).
Aa
White text reads best on this color (5.62:1).
About this color
#31744D is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.093 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.047 away. White text reads best on it, at 5.62:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #31744D |
| RGB | rgb(49, 116, 77) |
| HSL | hsl(145, 41%, 32%) |
| OKLCH | oklch(50.4% 0.093 155.4) |
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 #31744D | 5.62:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #31744D | 3.73:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #31744D text on white | 5.62:1 | AA | Lc 77.9 | Fine for body text |
| #31744D text on black | 3.73:1 | AA large text | Lc -23.9 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CDDED2
oklch(88.4% 0.024 155.1)
-
Step 300
300
#AACAB4
oklch(80.9% 0.046 155.2)
-
Step 400
400
#7CAE8D
oklch(70.6% 0.072 155.2)
-
Step 500
500
#589A71
oklch(63.1% 0.092 155.4)
-
Step 600
600
#3B8459
oklch(55.5% 0.1 155.3)
-
Step 700
700 (this color)
#31744D
oklch(50.4% 0.093 155.4)
-
Step 800
800
#275B3C
oklch(42.6% 0.076 155.1)
-
Step 900
900
#254B34
oklch(37.7% 0.059 155.6)
-
Step 950
950
#162C1E
oklch(27% 0.039 154.9)
#31744D 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) | #746B4B | 0.085 |
| Deuteranopia (no green cones) | #6A654F | 0.081 |
| Tritanopia (no blue cones) | #1C736A | 0.046 |
| Achromatopsia (no color) | #676767 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31744D
#31744D
oklch(50.4% 0.093 155.4)
- #854F79
#854F79
oklch(50.4% 0.093 335.5)
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 #31744D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.047
- Jungle Green #048243 ΔE 0.052
- Dark Moss Green #606C38 ΔE 0.054
- Dark Aquamarine #017371 ΔE 0.058
- Camo Green #526525 ΔE 0.058
- Muddy Green #657432 ΔE 0.062
- Deep Turquoise #017374 ΔE 0.062
- Bluegreen #017A79 ΔE 0.063
Use #31744D 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.