#37563D
Closest named color: Pine (#2B5D34). oklch(42.1% 0.055 149.6), rgb(55, 86, 61).
Aa
White text reads best on this color (8.20:1).
About this color
#37563D is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.055 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.033 away. White text reads best on it, at 8.20:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.56:1 |
| White text | 8.20:1 |
Values
| HEX | #37563D |
| RGB | rgb(55, 86, 61) |
| HSL | hsl(132, 22%, 28%) |
| OKLCH | oklch(42.1% 0.055 149.6) |
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 #37563D | 8.20:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #37563D | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #37563D text on white | 8.20:1 | AAA | Lc 88.3 | Fine for body text |
| #37563D text on black | 2.56:1 | Fails | Lc -13.9 | Not readable |
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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE6
oklch(93.7% 0.01 145.5)
-
Step 200
200
#D1DDD3
oklch(88.6% 0.019 150.5)
-
Step 300
300
#B3C7B6
oklch(81% 0.032 149.7)
-
Step 400
400
#8AAA90
oklch(70.7% 0.051 150.4)
-
Step 500
500
#6D9574
oklch(63.1% 0.066 149.5)
-
Step 600
600
#547F5D
oklch(55.5% 0.071 150.2)
-
Step 700
700
#446B4C
oklch(48.9% 0.066 149.9)
-
Step 800
800 (this color)
#37563D
oklch(42.1% 0.055 149.6)
-
Step 900
900
#314835
oklch(37.6% 0.043 149.3)
-
Step 950
950
#1D2A1F
oklch(26.9% 0.027 149)
#37563D 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) | #57513C | 0.048 |
| Deuteranopia (no green cones) | #524E3E | 0.045 |
| Tritanopia (no blue cones) | #32554F | 0.030 |
| Achromatopsia (no color) | #4F4F4F | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37563D
#37563D
oklch(42.1% 0.055 149.6)
- #5F425C
#5F425C
oklch(42.1% 0.056 330.1)
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 #37563D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.033
- Dark Slate Gray #2F4F4F ΔE 0.044
- Spruce #0A5F38 ΔE 0.045
- Dark Blue Green #005249 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.048
- Navy Green #35530A ΔE 0.056
- Deep Teal #00555A ΔE 0.058
- Army Green #4B5D16 ΔE 0.060
Use #37563D 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.