#317D37
Closest named color: Jungle Green (#048243). oklch(52.5% 0.129 144.8), rgb(49, 125, 55).
Aa
White text reads best on this color (5.09:1).
About this color
#317D37 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.129 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.021 away. White text reads best on it, at 5.09:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.11:1 |
| White text | 5.09:1 |
Values
| HEX | #317D37 |
| RGB | rgb(49, 125, 55) |
| HSL | hsl(125, 44%, 34%) |
| OKLCH | oklch(52.5% 0.129 144.8) |
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 #317D37 | 5.09:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #317D37 | 4.11:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #317D37 text on white | 5.09:1 | AA | Lc 74.9 | Content text, not long reading |
| #317D37 text on black | 4.11:1 | AA large text | Lc -26.8 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#AACBAA
oklch(80.9% 0.058 145)
-
Step 400
400
#7CB07C
oklch(70.7% 0.093 144.5)
-
Step 500
500
#589C5B
oklch(63.1% 0.118 144.9)
-
Step 600
600 (this color)
#317D37
oklch(52.5% 0.129 144.8)
-
Step 700
700
#2C7232
oklch(49.2% 0.12 145)
-
Step 800
800
#265D2A
oklch(42.8% 0.1 144.9)
-
Step 900
900
#244C26
oklch(37.6% 0.078 144.8)
-
Step 950
950
#162D17
oklch(27.1% 0.049 145)
#317D37 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) | #7F7231 | 0.097 |
| Deuteranopia (no green cones) | #756B3C | 0.097 |
| Tritanopia (no blue cones) | #227A6D | 0.078 |
| Achromatopsia (no color) | #6E6E6E | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #317D37
#317D37
oklch(52.5% 0.129 144.8)
- #8E4D93
#8E4D93
oklch(52.5% 0.129 324.6)
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 #317D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.021
- Tree Green #2A7E19 ΔE 0.029
- Dark Grass Green #388004 ΔE 0.037
- Green #008000 ΔE 0.049
- Sea Green #2E8B57 ΔE 0.050
- Forest Green #228B22 ΔE 0.052
- Olive Green #677A04 ΔE 0.059
- Muddy Green #657432 ΔE 0.059
Use #317D37 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.