#317D4C
Closest named color: Jungle Green (#048243). oklch(52.9% 0.108 152.5), rgb(49, 125, 76).
Aa
White text reads best on this color (5.03:1).
About this color
#317D4C is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.108 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.029 away. White text reads best on it, at 5.03:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.16:1 |
| White text | 5.03:1 |
Values
| HEX | #317D4C |
| RGB | rgb(49, 125, 76) |
| HSL | hsl(141, 44%, 34%) |
| OKLCH | oklch(52.9% 0.108 152.5) |
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 #317D4C | 5.03:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #317D4C | 4.16:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #317D4C text on white | 5.03:1 | AA | Lc 74.6 | Content text, not long reading |
| #317D4C text on black | 4.16:1 | AA large text | Lc -27.2 | 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 600.
-
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
#CDDFD1
oklch(88.6% 0.027 152.3)
-
Step 300
300
#AACAB2
oklch(80.9% 0.048 152.8)
-
Step 400
400
#7BAF89
oklch(70.7% 0.078 152.5)
-
Step 500
500
#579B6C
oklch(63.1% 0.1 152.6)
-
Step 600
600 (this color)
#317D4C
oklch(52.9% 0.108 152.5)
-
Step 700
700
#2B7144
oklch(49.2% 0.101 152.5)
-
Step 800
800
#255C38
oklch(42.7% 0.084 152.5)
-
Step 900
900
#244B30
oklch(37.6% 0.064 152.2)
-
Step 950
950
#162C1D
oklch(27% 0.04 153.2)
#317D4C 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) | #7D7349 | 0.093 |
| Deuteranopia (no green cones) | #736C4F | 0.091 |
| Tritanopia (no blue cones) | #197B71 | 0.057 |
| Achromatopsia (no color) | #6F6F6F | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #317D4C
#317D4C
oklch(52.9% 0.108 152.5)
- #8F5287
#8F5287
oklch(52.8% 0.108 331.9)
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 #317D4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.029
- Sea Green #2E8B57 ΔE 0.041
- Dark Sage #598556 ΔE 0.051
- Military Green #667C3E ΔE 0.055
- Tree Green #2A7E19 ΔE 0.055
- Muddy Green #657432 ΔE 0.057
- Dark Olive Green #556B2F ΔE 0.059
- Viridian #1E9167 ΔE 0.060
Use #317D4C 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.