#397040
Closest named color: Dark Olive Green (#556B2F). oklch(49.4% 0.096 146.7), rgb(57, 112, 64).
Aa
White text reads best on this color (5.88:1).
About this color
#397040 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.096 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.034 away. White text reads best on it, at 5.88:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #397040 |
| RGB | rgb(57, 112, 64) |
| HSL | hsl(128, 33%, 33%) |
| OKLCH | oklch(49.4% 0.096 146.7) |
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 #397040 | 5.88:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #397040 | 3.56:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #397040 text on white | 5.88:1 | AA | Lc 79.3 | Fine for body text |
| #397040 text on black | 3.56:1 | AA large text | Lc -22.5 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AEC9B0
oklch(80.9% 0.045 147.2)
-
Step 400
400
#82AE86
oklch(70.8% 0.075 147.1)
-
Step 500
500
#629967
oklch(63.1% 0.094 146.5)
-
Step 600
600
#47834E
oklch(55.5% 0.103 146.6)
-
Step 700
700 (this color)
#397040
oklch(49.4% 0.096 146.7)
-
Step 800
800
#2F5B34
oklch(42.8% 0.08 146.5)
-
Step 900
900
#2A4A2E
oklch(37.6% 0.061 147.2)
-
Step 950
950
#192C1B
oklch(27.1% 0.04 146.9)
#397040 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) | #71683D | 0.075 |
| Deuteranopia (no green cones) | #6A6243 | 0.076 |
| Tritanopia (no blue cones) | #306E64 | 0.056 |
| Achromatopsia (no color) | #646464 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397040
#397040
oklch(49.4% 0.096 146.7)
- #7E4D7E
#7E4D7E
oklch(49.4% 0.096 326.9)
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 #397040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.034
- Camo Green #526525 ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.046
- Camouflage Green #4B6113 ΔE 0.053
- Muddy Green #657432 ΔE 0.057
- Jungle Green #048243 ΔE 0.057
- Mud Green #606602 ΔE 0.060
- Army Green #4B5D16 ΔE 0.061
Use #397040 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.