#37603E
Closest named color: Pine (#2B5D34). oklch(44.9% 0.072 148.4), rgb(55, 96, 62).
Aa
White text reads best on this color (7.22:1).
About this color
#37603E is a dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.072 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.022 away. White text reads best on it, at 7.22:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #37603E |
| RGB | rgb(55, 96, 62) |
| HSL | hsl(130, 27%, 30%) |
| OKLCH | oklch(44.9% 0.072 148.4) |
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 #37603E | 7.22:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #37603E | 2.90:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #37603E text on white | 7.22:1 | AAA | Lc 85.0 | Fine for body text |
| #37603E text on black | 2.90:1 | Fails | Lc -17.0 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#CFDED1
oklch(88.6% 0.024 149.3)
-
Step 300
300
#AFC9B2
oklch(81% 0.043 148.5)
-
Step 400
400
#84AD89
oklch(70.8% 0.068 148.1)
-
Step 500
500
#64986C
oklch(63.1% 0.086 148.4)
-
Step 600
600
#4A8254
oklch(55.5% 0.093 148.5)
-
Step 700
700
#3B6E44
oklch(49.1% 0.087 148.3)
-
Step 800
800 (this color)
#37603E
oklch(44.9% 0.072 148.4)
-
Step 900
900
#2C4A31
oklch(37.8% 0.056 148.5)
-
Step 950
950
#1A2B1D
oklch(26.9% 0.034 149.2)
#37603E 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) | #615A3C | 0.059 |
| Deuteranopia (no green cones) | #5B5540 | 0.059 |
| Tritanopia (no blue cones) | #315E57 | 0.042 |
| Achromatopsia (no color) | #575757 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37603E
#37603E
oklch(44.9% 0.072 148.4)
- #6B4669
#6B4669
oklch(44.9% 0.072 328.6)
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 #37603E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.022
- Spruce #0A5F38 ΔE 0.035
- Dark Green Blue #1F6357 ΔE 0.038
- Army Green #4B5D16 ΔE 0.044
- Camo Green #526525 ΔE 0.049
- Camouflage Green #4B6113 ΔE 0.049
- Dark Olive Green #556B2F ΔE 0.059
- Navy Green #35530A ΔE 0.061
Use #37603E 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.