#3B580B
Closest named color: Navy Green (#35530A). oklch(42.2% 0.105 129.1), rgb(59, 88, 11).
Aa
White text reads best on this color (8.11:1).
About this color
#3B580B is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.105 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.019 away. White text reads best on it, at 8.11:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.58:1 |
| White text | 8.11:1 |
Values
| HEX | #3B580B |
| RGB | rgb(59, 88, 11) |
| HSL | hsl(83, 78%, 19%) |
| OKLCH | oklch(42.2% 0.105 129.1) |
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 #3B580B | 8.11:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #3B580B | 2.58:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #3B580B text on white | 8.11:1 | AAA | Lc 87.9 | Fine for body text |
| #3B580B text on black | 2.58:1 | Fails | Lc -14.2 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D2DEC6
oklch(88.5% 0.035 128.9)
-
Step 300
300
#B4C99F
oklch(80.9% 0.062 129.3)
-
Step 400
400
#8DAD6A
oklch(70.7% 0.099 129.4)
-
Step 500
500
#71983F
oklch(63.1% 0.126 129.3)
-
Step 600
600
#598219
oklch(55.6% 0.137 129.4)
-
Step 700
700
#496E07
oklch(49.2% 0.128 129.3)
-
Step 800
800 (this color)
#3B580B
oklch(42.2% 0.105 129.1)
-
Step 900
900
#344A15
oklch(37.8% 0.082 129)
-
Step 950
950
#1E2B0E
oklch(26.9% 0.052 129.4)
#3B580B 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) | #5D5100 | 0.054 |
| Deuteranopia (no green cones) | #594F14 | 0.054 |
| Tritanopia (no blue cones) | #3D544A | 0.082 |
| Achromatopsia (no color) | #505050 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B580B
#3B580B
oklch(42.2% 0.105 129.1)
- #5E3B79
#5E3B79
oklch(42.2% 0.106 308.6)
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 #3B580B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.019
- Army Green #4B5D16 ΔE 0.030
- Camouflage Green #4B6113 ΔE 0.038
- Pine #2B5D34 ΔE 0.038
- Deep Green #02590F ΔE 0.043
- Forest #0B5509 ΔE 0.045
- Green Brown #544E03 ΔE 0.045
- Spruce #0A5F38 ΔE 0.049
Use #3B580B 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.