#40512B
Closest named color: Green Brown (#544E03). oklch(41% 0.063 128.6), rgb(64, 81, 43).
Aa
White text reads best on this color (8.64:1).
About this color
#40512B is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.063 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.040 away. White text reads best on it, at 8.64:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.42:1 |
| White text | 8.64:1 |
Values
| HEX | #40512B |
| RGB | rgb(64, 81, 43) |
| HSL | hsl(87, 31%, 24%) |
| OKLCH | oklch(41% 0.063 128.6) |
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 #40512B | 8.64:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #40512B | 2.42:1 | Fails | Lc 14.4 | Not readable |
| #40512B text on white | 8.64:1 | AAA | Lc 89.6 | Fine for body text |
| #40512B text on black | 2.42:1 | Fails | Lc -12.6 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D5DCCE
oklch(88.5% 0.02 128.7)
-
Step 300
300
#B9C6AD
oklch(81% 0.037 129.7)
-
Step 400
400
#96A881
oklch(70.7% 0.058 128)
-
Step 500
500
#7C9361
oklch(63.2% 0.076 128.5)
-
Step 600
600
#657D48
oklch(55.7% 0.082 128.6)
-
Step 700
700
#546939
oklch(49.1% 0.076 128.2)
-
Step 800
800 (this color)
#40512B
oklch(41% 0.063 128.6)
-
Step 900
900
#3A472A
oklch(37.8% 0.05 128.2)
-
Step 950
950
#222919
oklch(26.9% 0.03 127.5)
#40512B 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) | #544C28 | 0.033 |
| Deuteranopia (no green cones) | #524B2D | 0.034 |
| Tritanopia (no blue cones) | #424E48 | 0.049 |
| Achromatopsia (no color) | #4C4C4C | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40512B
#40512B
oklch(41% 0.063 128.6)
- #544165
#544165
oklch(41.1% 0.063 308)
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 #40512B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.040
- Navy Green #35530A ΔE 0.040
- Pine #2B5D34 ΔE 0.040
- Army Green #4B5D16 ΔE 0.052
- Spruce #0A5F38 ΔE 0.056
- Mud Brown #60460F ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.060
- Dark Blue Green #005249 ΔE 0.063
Use #40512B 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.