#157B40
Closest named color: Jungle Green (#048243). oklch(51.4% 0.127 151.9), rgb(21, 123, 64).
Aa
White text reads best on this color (5.33:1).
About this color
#157B40 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.127 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.021 away. White text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #157B40 |
| RGB | rgb(21, 123, 64) |
| HSL | hsl(145, 71%, 28%) |
| OKLCH | oklch(51.4% 0.127 151.9) |
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 #157B40 | 5.33:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #157B40 | 3.93:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #157B40 text on white | 5.33:1 | AA | Lc 76.1 | Fine for body text |
| #157B40 text on black | 3.93:1 | AA large text | Lc -25.7 | 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
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#C9E0CE
oklch(88.5% 0.035 152)
-
Step 300
300
#A4CDAD
oklch(81% 0.062 151.4)
-
Step 400
400
#70B282
oklch(70.6% 0.098 151.9)
-
Step 500
500
#449F62
oklch(63.1% 0.127 151.9)
-
Step 600
600
#1A8948
oklch(55.5% 0.137 151.8)
-
Step 700
700 (this color)
#157B40
oklch(51.4% 0.127 151.9)
-
Step 800
800
#0F5F30
oklch(42.8% 0.106 151.7)
-
Step 900
900
#174E2B
oklch(37.8% 0.083 152.1)
-
Step 950
950
#102E19
oklch(27.1% 0.053 151.2)
#157B40 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) | #7B703B | 0.107 |
| Deuteranopia (no green cones) | #706844 | 0.106 |
| Tritanopia (no blue cones) | #00796D | 0.068 |
| Achromatopsia (no color) | #6B6B6B | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #157B40
#157B40
oklch(51.4% 0.127 151.9)
- #904887
#904887
oklch(51.4% 0.127 332.1)
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 #157B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.021
- Tree Green #2A7E19 ΔE 0.040
- Dark Grass Green #388004 ΔE 0.052
- Green #008000 ΔE 0.056
- Sea Green #2E8B57 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.063
- Forest Green #228B22 ΔE 0.065
- Muddy Green #657432 ΔE 0.071
Use #157B40 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.