#3F550F
Closest named color: Navy Green (#35530A). oklch(41.7% 0.097 126), rgb(63, 85, 15).
Aa
White text reads best on this color (8.34:1).
About this color
#3F550F is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.097 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.016 away. White text reads best on it, at 8.34:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.51:1 |
| White text | 8.34:1 |
Values
| HEX | #3F550F |
| RGB | rgb(63, 85, 15) |
| HSL | hsl(79, 70%, 20%) |
| OKLCH | oklch(41.7% 0.097 126) |
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 #3F550F | 8.34:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #3F550F | 2.51:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #3F550F text on white | 8.34:1 | AAA | Lc 88.7 | Fine for body text |
| #3F550F text on black | 2.51:1 | Fails | Lc -13.5 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE0
oklch(93.6% 0.017 125.3)
-
Step 200
200
#D4DDC7
oklch(88.5% 0.031 125.2)
-
Step 300
300
#B7C8A0
oklch(80.9% 0.058 126.4)
-
Step 400
400
#92AB6C
oklch(70.7% 0.091 126.2)
-
Step 500
500
#789643
oklch(63.2% 0.116 126.1)
-
Step 600
600
#618020
oklch(55.7% 0.126 126)
-
Step 700
700
#506C11
oklch(49.2% 0.117 126.1)
-
Step 800
800 (this color)
#3F550F
oklch(41.7% 0.097 126)
-
Step 900
900
#384818
oklch(37.6% 0.074 125.4)
-
Step 950
950
#212B0F
oklch(27.2% 0.049 125.8)
#3F550F 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) | #5A4F02 | 0.043 |
| Deuteranopia (no green cones) | #574E16 | 0.044 |
| Tritanopia (no blue cones) | #425148 | 0.078 |
| Achromatopsia (no color) | #4E4E4E | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F550F
#3F550F
oklch(41.7% 0.097 126)
- #593C75
#593C75
oklch(41.5% 0.097 306.1)
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 #3F550F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.016
- Army Green #4B5D16 ΔE 0.032
- Green Brown #544E03 ΔE 0.036
- Pine #2B5D34 ΔE 0.039
- Camouflage Green #4B6113 ΔE 0.043
- Forest #0B5509 ΔE 0.049
- Deep Green #02590F ΔE 0.050
- Spruce #0A5F38 ΔE 0.053
Use #3F550F 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.