#437831
Closest named color: Tree Green (#2A7E19). oklch(51.9% 0.118 138.5), rgb(67, 120, 49).
Aa
White text reads best on this color (5.29:1).
About this color
#437831 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.118 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.039 away. White text reads best on it, at 5.29:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #437831 |
| RGB | rgb(67, 120, 49) |
| HSL | hsl(105, 42%, 33%) |
| OKLCH | oklch(51.9% 0.118 138.5) |
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 #437831 | 5.29:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #437831 | 3.96:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #437831 text on white | 5.29:1 | AA | Lc 76.1 | Fine for body text |
| #437831 text on black | 3.96:1 | AA large text | Lc -25.6 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5EDE2
oklch(93.7% 0.017 137)
-
Step 200
200
#CFDECB
oklch(88.4% 0.03 139.1)
-
Step 300
300
#AFCAA7
oklch(80.9% 0.056 138.6)
-
Step 400
400
#84AE77
oklch(70.6% 0.09 138.4)
-
Step 500
500
#649A53
oklch(63.1% 0.116 138.5)
-
Step 600
600
#4A8436
oklch(55.5% 0.127 138.4)
-
Step 700
700 (this color)
#437831
oklch(51.9% 0.118 138.5)
-
Step 800
800
#315B23
oklch(42.6% 0.097 138.6)
-
Step 900
900
#2C4B22
oklch(37.7% 0.075 138.5)
-
Step 950
950
#1A2C14
oklch(27% 0.049 138.2)
#437831 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) | #7C6E2A | 0.079 |
| Deuteranopia (no green cones) | #746A36 | 0.077 |
| Tritanopia (no blue cones) | #407468 | 0.080 |
| Achromatopsia (no color) | #6B6B6B | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #437831
#437831
oklch(51.9% 0.118 138.5)
- #855094
#855094
oklch(51.9% 0.119 318.5)
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 #437831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.039
- Jungle Green #048243 ΔE 0.039
- Dark Olive Green #556B2F ΔE 0.042
- Muddy Green #657432 ΔE 0.043
- Dark Grass Green #388004 ΔE 0.044
- Olive Green #677A04 ΔE 0.048
- Military Green #667C3E ΔE 0.050
- Dark Moss Green #606C38 ΔE 0.053
Use #437831 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.