#40570D
Closest named color: Navy Green (#35530A). oklch(42.3% 0.1 126.1), rgb(64, 87, 13).
Aa
White text reads best on this color (8.11:1).
About this color
#40570D is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.100 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 0.021 away. White text reads best on it, at 8.11:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.58:1 |
| White text | 8.11:1 |
Values
| HEX | #40570D |
| RGB | rgb(64, 87, 13) |
| HSL | hsl(79, 74%, 20%) |
| OKLCH | oklch(42.3% 0.1 126.1) |
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 #40570D | 8.11:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #40570D | 2.58:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #40570D text on white | 8.11:1 | AAA | Lc 88.0 | Fine for body text |
| #40570D 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE0
oklch(93.6% 0.017 125.3)
-
Step 200
200
#D4DDC7
oklch(88.5% 0.031 125.2)
-
Step 300
300
#B7C89F
oklch(80.9% 0.059 126)
-
Step 400
400
#92AB6A
oklch(70.6% 0.093 125.8)
-
Step 500
500
#779640
oklch(63.1% 0.119 126.2)
-
Step 600
600
#60801B
oklch(55.6% 0.13 126.2)
-
Step 700
700
#4F6C0A
oklch(49.1% 0.121 126.3)
-
Step 800
800 (this color)
#40570D
oklch(42.3% 0.1 126.1)
-
Step 900
900
#374916
oklch(37.8% 0.078 126.4)
-
Step 950
950
#202B0E
oklch(27.1% 0.05 126.8)
#40570D 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) | #5C5000 | 0.046 |
| Deuteranopia (no green cones) | #594F15 | 0.047 |
| Tritanopia (no blue cones) | #435249 | 0.081 |
| Achromatopsia (no color) | #505050 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40570D
#40570D
oklch(42.3% 0.1 126.1)
- #5C3D79
#5C3D79
oklch(42.3% 0.102 306.4)
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 #40570D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.021
- Army Green #4B5D16 ΔE 0.026
- Camouflage Green #4B6113 ΔE 0.036
- Green Brown #544E03 ΔE 0.038
- Pine #2B5D34 ΔE 0.039
- Deep Green #02590F ΔE 0.050
- Forest #0B5509 ΔE 0.051
- Spruce #0A5F38 ΔE 0.052
Use #40570D 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.