#397B33
Closest named color: Jungle Green (#048243). oklch(52.2% 0.126 142), rgb(57, 123, 51).
Aa
White text reads best on this color (5.17:1).
About this color
#397B33 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.126 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.028 away. White text reads best on it, at 5.17:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #397B33 |
| RGB | rgb(57, 123, 51) |
| HSL | hsl(115, 41%, 34%) |
| OKLCH | oklch(52.2% 0.126 142) |
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 #397B33 | 5.17:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #397B33 | 4.05:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #397B33 text on white | 5.17:1 | AA | Lc 75.4 | Fine for body text |
| #397B33 text on black | 4.05:1 | AA large text | Lc -26.3 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CDDFCB
oklch(88.5% 0.033 142.5)
-
Step 300
300
#ABCBA7
oklch(80.9% 0.061 142)
-
Step 400
400
#7DB077
oklch(70.6% 0.098 141.9)
-
Step 500
500
#5A9C54
oklch(63.1% 0.124 142.2)
-
Step 600
600
#3E8637
oklch(55.5% 0.135 141.9)
-
Step 700
700 (this color)
#397B33
oklch(52.2% 0.126 142)
-
Step 800
800
#285D24
oklch(42.8% 0.105 142.3)
-
Step 900
900
#264C22
oklch(37.7% 0.081 141.9)
-
Step 950
950
#172D15
oklch(27.1% 0.051 142.2)
#397B33 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) | #7E712C | 0.090 |
| Deuteranopia (no green cones) | #756B38 | 0.089 |
| Tritanopia (no blue cones) | #31776B | 0.082 |
| Achromatopsia (no color) | #6D6D6D | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397B33
#397B33
oklch(52.2% 0.126 142)
- #8B4E94
#8B4E94
oklch(52.3% 0.126 322.3)
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 #397B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.028
- Tree Green #2A7E19 ΔE 0.030
- Dark Grass Green #388004 ΔE 0.038
- Green #008000 ΔE 0.051
- Muddy Green #657432 ΔE 0.053
- Olive Green #677A04 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.054
- Sea Green #2E8B57 ΔE 0.054
Use #397B33 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.