#40531B
Closest named color: Navy Green (#35530A). oklch(41.3% 0.084 125.8), rgb(64, 83, 27).
Aa
White text reads best on this color (8.49:1).
About this color
#40531B is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.084 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 0.022 away. White text reads best on it, at 8.49:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #40531B |
| RGB | rgb(64, 83, 27) |
| HSL | hsl(80, 51%, 22%) |
| OKLCH | oklch(41.3% 0.084 125.8) |
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 #40531B | 8.49:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #40531B | 2.47:1 | Fails | Lc 14.8 | Not readable |
| #40531B text on white | 8.49:1 | AAA | Lc 89.2 | Fine for body text |
| #40531B text on black | 2.47:1 | Fails | Lc -13.1 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D5DDC9
oklch(88.6% 0.028 124.8)
-
Step 300
300
#B9C7A5
oklch(81% 0.049 125.7)
-
Step 400
400
#95AA74
oklch(70.8% 0.078 125.6)
-
Step 500
500
#7B944F
oklch(63.1% 0.099 125.5)
-
Step 600
600
#647E31
oklch(55.5% 0.108 125.5)
-
Step 700
700
#536B23
oklch(49.3% 0.102 125.7)
-
Step 800
800 (this color)
#40531B
oklch(41.3% 0.084 125.8)
-
Step 900
900
#39481F
oklch(37.8% 0.066 126)
-
Step 950
950
#212A13
oklch(27% 0.041 126.5)
#40531B 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) | #584D14 | 0.040 |
| Deuteranopia (no green cones) | #554C1F | 0.040 |
| Tritanopia (no blue cones) | #434F47 | 0.067 |
| Achromatopsia (no color) | #4D4D4D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40531B
#40531B
oklch(41.3% 0.084 125.8)
- #563E6F
#563E6F
oklch(41.2% 0.084 305.6)
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 #40531B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.022
- Green Brown #544E03 ΔE 0.032
- Pine #2B5D34 ΔE 0.038
- Army Green #4B5D16 ΔE 0.038
- Camouflage Green #4B6113 ΔE 0.050
- Spruce #0A5F38 ΔE 0.053
- Forest #0B5509 ΔE 0.055
- Deep Green #02590F ΔE 0.057
Use #40531B 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.