#137C43
Closest named color: Jungle Green (#048243). oklch(51.7% 0.126 153), rgb(19, 124, 67).
Aa
White text reads best on this color (5.26:1).
About this color
#137C43 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.126 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 0.019 away. White text reads best on it, at 5.26:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.99:1 |
| White text | 5.26:1 |
Values
| HEX | #137C43 |
| RGB | rgb(19, 124, 67) |
| HSL | hsl(147, 73%, 28%) |
| OKLCH | oklch(51.7% 0.126 153) |
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 #137C43 | 5.26:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #137C43 | 3.99:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #137C43 text on white | 5.26:1 | AA | Lc 75.7 | Fine for body text |
| #137C43 text on black | 3.99:1 | AA large text | Lc -26.1 | 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
#E1EDE4
oklch(93.5% 0.017 153.6)
-
Step 200
200
#C9E0CF
oklch(88.5% 0.034 153.6)
-
Step 300
300
#A3CDAE
oklch(81% 0.062 152.9)
-
Step 400
400
#6FB383
oklch(70.8% 0.099 152.6)
-
Step 500
500
#429F64
oklch(63.1% 0.126 153)
-
Step 600
600
#16894B
oklch(55.5% 0.136 153.1)
-
Step 700
700 (this color)
#137C43
oklch(51.7% 0.126 153)
-
Step 800
800
#0C5F32
oklch(42.8% 0.105 153)
-
Step 900
900
#164E2C
oklch(37.8% 0.082 153)
-
Step 950
950
#0F2E1A
oklch(27.1% 0.052 152.9)
#137C43 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) | #7C713F | 0.109 |
| Deuteranopia (no green cones) | #706947 | 0.106 |
| Tritanopia (no blue cones) | #007A6E | 0.066 |
| Achromatopsia (no color) | #6C6C6C | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #137C43
#137C43
oklch(51.7% 0.126 153)
- #914987
#914987
oklch(51.6% 0.126 332.7)
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 #137C43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.019
- Tree Green #2A7E19 ΔE 0.042
- Sea Green #2E8B57 ΔE 0.053
- Dark Grass Green #388004 ΔE 0.054
- Green #008000 ΔE 0.057
- Forest Green #228B22 ΔE 0.064
- Dark Olive Green #556B2F ΔE 0.065
- Dark Sage #598556 ΔE 0.071
Use #137C43 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.