#3F4F0C
Closest named color: Navy Green (#35530A). oklch(40% 0.09 122.7), rgb(63, 79, 12).
Aa
White text reads best on this color (8.99:1).
About this color
#3F4F0C is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.090 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.018 away. White text reads best on it, at 8.99:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.33:1 |
| White text | 8.99:1 |
Values
| HEX | #3F4F0C |
| RGB | rgb(63, 79, 12) |
| HSL | hsl(74, 74%, 18%) |
| OKLCH | oklch(40% 0.09 122.7) |
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 #3F4F0C | 8.99:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #3F4F0C | 2.33:1 | Fails | Lc 13.4 | Not readable |
| #3F4F0C text on white | 8.99:1 | AAA | Lc 90.5 | Preferred for body text |
| #3F4F0C text on black | 2.33:1 | Fails | Lc -11.8 | 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 900.
-
Step 50
50
#F4F6F0
oklch(97% 0.008 121.6)
-
Step 100
100
#E7ECDE
oklch(93.5% 0.019 122.8)
-
Step 200
200
#D4DEC3
oklch(88.6% 0.038 123.7)
-
Step 300
300
#B8C898
oklch(80.8% 0.067 122.9)
-
Step 400
400
#94AC5D
oklch(70.8% 0.109 123)
-
Step 500
500
#7B9626
oklch(63.1% 0.138 122.4)
-
Step 600
600
#657F00
oklch(55.6% 0.136 122.8)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#455700
oklch(42.6% 0.104 122.4)
-
Step 900
900 (this color)
#3F4F0C
oklch(40% 0.09 122.7)
-
Step 950
950
#212B07
oklch(27.1% 0.057 123.6)
#3F4F0C 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) | #544900 | 0.036 |
| Deuteranopia (no green cones) | #524913 | 0.037 |
| Tritanopia (no blue cones) | #434B43 | 0.075 |
| Achromatopsia (no color) | #494949 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4F0C
#3F4F0C
oklch(40% 0.09 122.7)
- #513A6F
#513A6F
oklch(39.9% 0.09 302.5)
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 #3F4F0C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.018
- Green Brown #544E03 ΔE 0.033
- Army Green #4B5D16 ΔE 0.049
- Pine #2B5D34 ΔE 0.050
- Forest #0B5509 ΔE 0.051
- Deep Green #02590F ΔE 0.056
- Dark Olive #373E02 ΔE 0.057
- Camouflage Green #4B6113 ΔE 0.060
Use #3F4F0C 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.