#137F52
Closest named color: Jungle Green (#048243). oklch(52.8% 0.116 158.9), rgb(19, 127, 82).
Aa
White text reads best on this color (5.01:1).
About this color
#137F52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.116 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.025 away. White text reads best on it, at 5.01:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #137F52 |
| RGB | rgb(19, 127, 82) |
| HSL | hsl(155, 74%, 29%) |
| OKLCH | oklch(52.8% 0.116 158.9) |
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 #137F52 | 5.01:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #137F52 | 4.18:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #137F52 text on white | 5.01:1 | AA | Lc 74.2 | Content text, not long reading |
| #137F52 text on black | 4.18:1 | AA large text | Lc -27.5 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD2
oklch(88.4% 0.029 158.6)
-
Step 300
300
#A5CBB4
oklch(80.8% 0.052 158.4)
-
Step 400
400
#72B18E
oklch(70.8% 0.083 159)
-
Step 500
500
#489D72
oklch(63.1% 0.106 159.1)
-
Step 600
600 (this color)
#137F52
oklch(52.8% 0.116 158.9)
-
Step 700
700
#10734A
oklch(49.2% 0.108 159.1)
-
Step 800
800
#145D3D
oklch(42.6% 0.088 159.4)
-
Step 900
900
#1A4D34
oklch(37.8% 0.07 158.9)
-
Step 950
950
#112D1E
oklch(27% 0.044 158)
#137F52 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) | #7E744F | 0.109 |
| Deuteranopia (no green cones) | #716C55 | 0.104 |
| Tritanopia (no blue cones) | #007E73 | 0.051 |
| Achromatopsia (no color) | #6F6F6F | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #137F52
#137F52
oklch(52.8% 0.116 158.9)
- #964E81
#964E81
oklch(52.8% 0.116 339.3)
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 #137F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.025
- Sea Green #2E8B57 ΔE 0.041
- Viridian #1E9167 ΔE 0.057
- Tree Green #2A7E19 ΔE 0.059
- Dark Sage #598556 ΔE 0.060
- Bluegreen #017A79 ΔE 0.067
- Dark Grass Green #388004 ΔE 0.068
- Military Green #667C3E ΔE 0.069
Use #137F52 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.