#137E49
Closest named color: Jungle Green (#048243). oklch(52.4% 0.123 155), rgb(19, 126, 73).
Aa
White text reads best on this color (5.11:1).
About this color
#137E49 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.123 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.017 away. White text reads best on it, at 5.11:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #137E49 |
| RGB | rgb(19, 126, 73) |
| HSL | hsl(150, 74%, 28%) |
| OKLCH | oklch(52.4% 0.123 155) |
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 #137E49 | 5.11:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #137E49 | 4.10:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #137E49 text on white | 5.11:1 | AA | Lc 74.8 | Content text, not long reading |
| #137E49 text on black | 4.10:1 | AA large text | Lc -26.9 | 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
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CAE0D0
oklch(88.6% 0.032 154.1)
-
Step 300
300
#A5CCB1
oklch(80.9% 0.056 154.8)
-
Step 400
400
#72B188
oklch(70.6% 0.089 154.9)
-
Step 500
500
#499D6B
oklch(63% 0.112 155.2)
-
Step 600
600 (this color)
#137E49
oklch(52.4% 0.123 155)
-
Step 700
700
#127343
oklch(49.1% 0.114 155.2)
-
Step 800
800
#155E37
oklch(42.8% 0.095 154.9)
-
Step 900
900
#1A4D30
oklch(37.7% 0.074 155.3)
-
Step 950
950
#112D1C
oklch(27% 0.047 154.9)
#137E49 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) | #7E7345 | 0.110 |
| Deuteranopia (no green cones) | #726A4D | 0.109 |
| Tritanopia (no blue cones) | #007D71 | 0.060 |
| Achromatopsia (no color) | #6E6E6E | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #137E49
#137E49
oklch(52.4% 0.123 155)
- #944B86
#944B86
oklch(52.3% 0.124 334.9)
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 #137E49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.017
- Sea Green #2E8B57 ΔE 0.045
- Tree Green #2A7E19 ΔE 0.047
- Dark Grass Green #388004 ΔE 0.058
- Green #008000 ΔE 0.063
- Viridian #1E9167 ΔE 0.064
- Forest Green #228B22 ΔE 0.065
- Dark Sage #598556 ΔE 0.065
Use #137E49 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.