#3F5003
Closest named color: Navy Green (#35530A). oklch(40.2% 0.096 122.7), rgb(63, 80, 3).
Aa
White text reads best on this color (8.89:1).
About this color
#3F5003 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.096 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 0.015 away. White text reads best on it, at 8.89:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.36:1 |
| White text | 8.89:1 |
Values
| HEX | #3F5003 |
| RGB | rgb(63, 80, 3) |
| HSL | hsl(73, 93%, 16%) |
| OKLCH | oklch(40.2% 0.096 122.7) |
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 #3F5003 | 8.89:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #3F5003 | 2.36:1 | Fails | Lc 13.7 | Not readable |
| #3F5003 text on white | 8.89:1 | AAA | Lc 90.2 | Preferred for body text |
| #3F5003 text on black | 2.36:1 | Fails | Lc -12.0 | 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
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D5DDC6
oklch(88.5% 0.032 122.7)
-
Step 300
300
#BAC79F
oklch(80.9% 0.056 122.3)
-
Step 400
400
#96AA6A
oklch(70.7% 0.09 122.8)
-
Step 500
500
#7D943F
oklch(63% 0.115 122.4)
-
Step 600
600
#667E1A
oklch(55.5% 0.125 122.7)
-
Step 700
700
#556B08
oklch(49.2% 0.117 122.9)
-
Step 800
800 (this color)
#3F5003
oklch(40.2% 0.096 122.7)
-
Step 900
900
#3A4815
oklch(37.7% 0.076 123.1)
-
Step 950
950
#222A0E
oklch(27% 0.047 122.9)
#3F5003 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) | #554A00 | 0.039 |
| Deuteranopia (no green cones) | #534A0C | 0.038 |
| Tritanopia (no blue cones) | #434B43 | 0.081 |
| Achromatopsia (no color) | #4A4A4A | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F5003
#3F5003
oklch(40.2% 0.096 122.7)
- #533A73
#533A73
oklch(40.3% 0.096 302.6)
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 #3F5003, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.015
- Green Brown #544E03 ΔE 0.034
- Army Green #4B5D16 ΔE 0.046
- Forest #0B5509 ΔE 0.049
- Pine #2B5D34 ΔE 0.051
- Deep Green #02590F ΔE 0.053
- Camouflage Green #4B6113 ΔE 0.057
- Dark Olive #373E02 ΔE 0.060
Use #3F5003 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.