#40580B
Closest named color: Navy Green (#35530A). oklch(42.5% 0.103 126.4), rgb(64, 88, 11).
Aa
White text reads best on this color (8.01:1).
About this color
#40580B is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.103 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 0.023 away. White text reads best on it, at 8.01:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.61:1 |
| White text | 8.01:1 |
Values
| HEX | #40580B |
| RGB | rgb(64, 88, 11) |
| HSL | hsl(79, 78%, 19%) |
| OKLCH | oklch(42.5% 0.103 126.4) |
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 #40580B | 8.01:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #40580B | 2.61:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #40580B text on white | 8.01:1 | AAA | Lc 87.6 | Fine for body text |
| #40580B text on black | 2.61:1 | Fails | Lc -14.5 | 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
#D3DEC6
oklch(88.6% 0.034 127.3)
-
Step 300
300
#B7C89F
oklch(80.9% 0.059 126)
-
Step 400
400
#91AC69
oklch(70.8% 0.096 126.6)
-
Step 500
500
#76973E
oklch(63.2% 0.123 126.7)
-
Step 600
600
#5F8016
oklch(55.5% 0.133 126.3)
-
Step 700
700
#4E6C04
oklch(49% 0.124 126.5)
-
Step 800
800 (this color)
#40580B
oklch(42.5% 0.103 126.4)
-
Step 900
900
#374914
oklch(37.8% 0.08 126.1)
-
Step 950
950
#202B0D
oklch(27.1% 0.052 126.4)
#40580B 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 | 0.047 |
| Deuteranopia (no green cones) | #5A5014 | 0.048 |
| Tritanopia (no blue cones) | #43534A | 0.083 |
| Achromatopsia (no color) | #505050 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40580B
#40580B
oklch(42.5% 0.103 126.4)
- #5D3E7A
#5D3E7A
oklch(42.6% 0.101 306.4)
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 #40580B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.023
- Army Green #4B5D16 ΔE 0.024
- Camouflage Green #4B6113 ΔE 0.033
- Pine #2B5D34 ΔE 0.039
- Green Brown #544E03 ΔE 0.040
- Deep Green #02590F ΔE 0.049
- Forest #0B5509 ΔE 0.052
- Camo Green #526525 ΔE 0.052
Use #40580B 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.