#397A04
Closest named color: Tree Green (#2A7E19). oklch(51.6% 0.152 136.3), rgb(57, 122, 4).
Aa
White text reads best on this color (5.30:1).
About this color
#397A04 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.152 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.014 away. White text reads best on it, at 5.30:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.95:1 |
| White text | 5.30:1 |
Values
| HEX | #397A04 |
| RGB | rgb(57, 122, 4) |
| HSL | hsl(93, 94%, 25%) |
| OKLCH | oklch(51.6% 0.152 136.3) |
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 #397A04 | 5.30:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #397A04 | 3.95:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #397A04 text on white | 5.30:1 | AA | Lc 76.0 | Fine for body text |
| #397A04 text on black | 3.95:1 | AA large text | Lc -25.7 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CDE0C5
oklch(88.5% 0.042 136.3)
-
Step 300
300
#ABCC9D
oklch(80.9% 0.074 136.5)
-
Step 400
400
#7EB166
oklch(70.6% 0.117 136.2)
-
Step 500
500
#5C9D38
oklch(63.1% 0.15 136.2)
-
Step 600
600
#408706
oklch(55.5% 0.164 136.3)
-
Step 700
700 (this color)
#397A04
oklch(51.6% 0.152 136.3)
-
Step 800
800
#2A5D02
oklch(42.6% 0.126 136.2)
-
Step 900
900
#274D10
oklch(37.8% 0.099 136.2)
-
Step 950
950
#172D0C
oklch(27% 0.062 136.6)
#397A04 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) | #7F6F00 | 0.095 |
| Deuteranopia (no green cones) | #766918 | 0.094 |
| Tritanopia (no blue cones) | #357567 | 0.109 |
| Achromatopsia (no color) | #6B6B6B | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397A04
#397A04
oklch(51.6% 0.152 136.3)
- #8946A1
#8946A1
oklch(51.5% 0.152 316.4)
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 #397A04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.014
- Dark Grass Green #388004 ΔE 0.018
- Green #008000 ΔE 0.031
- Jungle Green #048243 ΔE 0.047
- Forest Green #228B22 ΔE 0.049
- Olive Green #677A04 ΔE 0.055
- Emerald Green #028F1E ΔE 0.061
- Murky Green #6C7A0E ΔE 0.063
Use #397A04 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.