#397240
Closest named color: Dark Olive Green (#556B2F). oklch(50% 0.099 146.5), rgb(57, 114, 64).
Aa
White text reads best on this color (5.74:1).
About this color
#397240 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.099 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 0.035 away. White text reads best on it, at 5.74:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.65:1 |
| White text | 5.74:1 |
Values
| HEX | #397240 |
| RGB | rgb(57, 114, 64) |
| HSL | hsl(127, 33%, 34%) |
| OKLCH | oklch(50% 0.099 146.5) |
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 #397240 | 5.74:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #397240 | 3.65:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #397240 text on white | 5.74:1 | AA | Lc 78.6 | Fine for body text |
| #397240 text on black | 3.65:1 | AA large text | Lc -23.2 | 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
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ADC9AF
oklch(80.8% 0.047 147.1)
-
Step 400
400
#81AE85
oklch(70.7% 0.076 147)
-
Step 500
500
#609966
oklch(63% 0.097 146.8)
-
Step 600
600
#45844D
oklch(55.6% 0.106 146.8)
-
Step 700
700 (this color)
#397240
oklch(50% 0.099 146.5)
-
Step 800
800
#2E5B33
oklch(42.8% 0.082 146.4)
-
Step 900
900
#294B2D
oklch(37.8% 0.064 146.9)
-
Step 950
950
#192C1B
oklch(27.1% 0.04 146.9)
#397240 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) | #73693C | 0.077 |
| Deuteranopia (no green cones) | #6B6443 | 0.076 |
| Tritanopia (no blue cones) | #307066 | 0.058 |
| Achromatopsia (no color) | #666666 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397240
#397240
oklch(50% 0.099 146.5)
- #804E81
#804E81
oklch(50% 0.099 326.2)
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 #397240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.035
- Camo Green #526525 ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.047
- Jungle Green #048243 ΔE 0.052
- Muddy Green #657432 ΔE 0.054
- Camouflage Green #4B6113 ΔE 0.057
- Mud Green #606602 ΔE 0.060
- Tree Green #2A7E19 ΔE 0.063
Use #397240 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.