#317A47
Closest named color: Jungle Green (#048243). oklch(52% 0.108 150.8), rgb(49, 122, 71).
Aa
White text reads best on this color (5.24:1).
About this color
#317A47 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.108 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.031 away. White text reads best on it, at 5.24:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #317A47 |
| RGB | rgb(49, 122, 71) |
| HSL | hsl(138, 43%, 34%) |
| OKLCH | oklch(52% 0.108 150.8) |
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 #317A47 | 5.24:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #317A47 | 4.00:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #317A47 text on white | 5.24:1 | AA | Lc 75.8 | Fine for body text |
| #317A47 text on black | 4.00:1 | AA large text | Lc -26.0 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CCDFCF
oklch(88.5% 0.03 150.1)
-
Step 300
300
#A9CBB0
oklch(81% 0.052 151.2)
-
Step 400
400
#7AB086
oklch(70.8% 0.084 150.8)
-
Step 500
500
#559C67
oklch(63.2% 0.107 150.5)
-
Step 600
600
#36864E
oklch(55.6% 0.117 150.7)
-
Step 700
700 (this color)
#317A47
oklch(52% 0.108 150.8)
-
Step 800
800
#235C34
oklch(42.6% 0.089 150.7)
-
Step 900
900
#224C2E
oklch(37.7% 0.07 151.1)
-
Step 950
950
#152D1B
oklch(27.2% 0.045 150.5)
#317A47 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) | #7B7043 | 0.092 |
| Deuteranopia (no green cones) | #71694A | 0.090 |
| Tritanopia (no blue cones) | #1D786D | 0.058 |
| Achromatopsia (no color) | #6C6C6C | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #317A47
#317A47
oklch(52% 0.108 150.8)
- #8C5086
#8C5086
oklch(52.1% 0.109 330.7)
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 #317A47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.031
- Sea Green #2E8B57 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.052
- Tree Green #2A7E19 ΔE 0.053
- Muddy Green #657432 ΔE 0.056
- Military Green #667C3E ΔE 0.058
- Dark Sage #598556 ΔE 0.058
- Dark Moss Green #606C38 ΔE 0.059
Use #317A47 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.