#3F4007
Closest named color: Dark Olive (#373E02). oklch(35.9% 0.074 110.7), rgb(63, 64, 7).
Aa
White text reads best on this color (10.78:1).
About this color
#3F4007 is a dark, moderately saturated brown. In OKLCH its lightness is 36%, its chroma 0.074 and its hue 111°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.016 away. White text reads best on it, at 10.78:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.94:1 |
| White text | 10.78:1 |
Values
| HEX | #3F4007 |
| RGB | rgb(63, 64, 7) |
| HSL | hsl(61, 80%, 14%) |
| OKLCH | oklch(35.9% 0.074 110.7) |
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 #3F4007 | 10.78:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #3F4007 | 1.94:1 | Fails | Lc 9.0 | Not readable |
| #3F4007 text on white | 10.78:1 | AAA | Lc 94.9 | Preferred for body text |
| #3F4007 text on black | 1.94:1 | Fails | Lc -7.7 | 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
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#EAEBDF
oklch(93.6% 0.016 110.6)
-
Step 200
200
#DADBC4
oklch(88.4% 0.031 109)
-
Step 300
300
#C2C49B
oklch(80.8% 0.055 109.9)
-
Step 400
400
#A3A663
oklch(70.7% 0.089 110.7)
-
Step 500
500
#8D8F34
oklch(63% 0.113 110.4)
-
Step 600
600
#777900
oklch(55.6% 0.122 110.9)
-
Step 700
700
#646600
oklch(49.2% 0.108 111.1)
-
Step 800
800
#525300
oklch(42.7% 0.094 110.6)
-
Step 900
900 (this color)
#3F4007
oklch(35.9% 0.074 110.7)
-
Step 950
950
#28280B
oklch(26.9% 0.046 109.1)
#3F4007 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) | #463D00 | 0.014 |
| Deuteranopia (no green cones) | #463E0C | 0.015 |
| Tritanopia (no blue cones) | #443B36 | 0.067 |
| Achromatopsia (no color) | #3D3D3D | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4007
#3F4007
oklch(35.9% 0.074 110.7)
- #3D3560
#3D3560
oklch(35.8% 0.073 290.8)
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 #3F4007, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.016
- Forrest Green #154406 ΔE 0.055
- Pakistan Green #283618 ΔE 0.056
- Pine Green #0A481E ΔE 0.058
- Green Brown #544E03 ΔE 0.060
- Navy Green #35530A ΔE 0.061
- Evergreen #05472A ΔE 0.062
- British Racing Green #05480D ΔE 0.063
Use #3F4007 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.