#287B37
Closest named color: Jungle Green (#048243). oklch(51.7% 0.13 146.6), rgb(40, 123, 55).
Aa
White text reads best on this color (5.27:1).
About this color
#287B37 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.130 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.022 away. White text reads best on it, at 5.27:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.97:1 |
| White text | 5.27:1 |
Values
| HEX | #287B37 |
| RGB | rgb(40, 123, 55) |
| HSL | hsl(131, 51%, 32%) |
| OKLCH | oklch(51.7% 0.13 146.6) |
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 #287B37 | 5.27:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #287B37 | 3.97:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #287B37 text on white | 5.27:1 | AA | Lc 75.9 | Fine for body text |
| #287B37 text on black | 3.97:1 | AA large text | Lc -25.8 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CBE0CC
oklch(88.6% 0.035 146.6)
-
Step 300
300
#A7CCA9
oklch(80.9% 0.063 146.4)
-
Step 400
400
#76B27B
oklch(70.8% 0.101 146.4)
-
Step 500
500
#4F9E59
oklch(63.2% 0.128 146.5)
-
Step 600
600
#2D883E
oklch(55.5% 0.139 146.7)
-
Step 700
700 (this color)
#287B37
oklch(51.7% 0.13 146.6)
-
Step 800
800
#1C5E28
oklch(42.7% 0.108 146.6)
-
Step 900
900
#1E4D25
oklch(37.6% 0.084 146.6)
-
Step 950
950
#132D16
oklch(26.9% 0.053 146.4)
#287B37 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) | #7D7031 | 0.101 |
| Deuteranopia (no green cones) | #72693C | 0.099 |
| Tritanopia (no blue cones) | #0F786C | 0.078 |
| Achromatopsia (no color) | #6C6C6C | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #287B37
#287B37
oklch(51.7% 0.13 146.6)
- #8E4A8F
#8E4A8F
oklch(51.8% 0.13 326.7)
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 #287B37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.022
- Tree Green #2A7E19 ΔE 0.030
- Dark Grass Green #388004 ΔE 0.041
- Green #008000 ΔE 0.048
- Sea Green #2E8B57 ΔE 0.056
- Forest Green #228B22 ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.059
- Muddy Green #657432 ΔE 0.064
Use #287B37 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.