#37643A
Closest named color: Pine (#2B5D34). oklch(45.9% 0.084 145.5), rgb(55, 100, 58).
Aa
White text reads best on this color (6.89:1).
About this color
#37643A is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.084 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.027 away. White text reads best on it, at 6.89:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 3.04:1 |
| White text | 6.89:1 |
Values
| HEX | #37643A |
| RGB | rgb(55, 100, 58) |
| HSL | hsl(124, 29%, 30%) |
| OKLCH | oklch(45.9% 0.084 145.5) |
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 #37643A | 6.89:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #37643A | 3.04:1 | AA large text | Lc 20.3 | Dividers and decoration only |
| #37643A text on white | 6.89:1 | AA | Lc 83.7 | Fine for body text |
| #37643A text on black | 3.04:1 | AA large text | Lc -18.3 | 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 800.
-
Step 50
50
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ADCAAE
oklch(81% 0.05 146)
-
Step 400
400
#82AE83
oklch(70.7% 0.078 145.3)
-
Step 500
500
#619A64
oklch(63.2% 0.1 145.5)
-
Step 600
600
#46844A
oklch(55.6% 0.109 145.3)
-
Step 700
700
#37703B
oklch(49.2% 0.102 145.2)
-
Step 800
800 (this color)
#37643A
oklch(45.9% 0.084 145.5)
-
Step 900
900
#2A4B2C
oklch(37.8% 0.065 145.5)
-
Step 950
950
#192C1A
oklch(27.1% 0.041 145.5)
#37643A 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) | #655D37 | 0.064 |
| Deuteranopia (no green cones) | #5F583D | 0.065 |
| Tritanopia (no blue cones) | #31625A | 0.051 |
| Achromatopsia (no color) | #5A5A5A | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37643A
#37643A
oklch(45.9% 0.084 145.5)
- #6F4771
#6F4771
oklch(45.9% 0.082 325.2)
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 #37643A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.027
- Spruce #0A5F38 ΔE 0.038
- Camo Green #526525 ΔE 0.038
- Army Green #4B5D16 ΔE 0.039
- Camouflage Green #4B6113 ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.046
- Dark Olive Green #556B2F ΔE 0.047
- Dark Moss Green #606C38 ΔE 0.061
Use #37643A 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.