#517040
Closest named color: Dark Olive Green (#556B2F). oklch(50.8% 0.081 135.2), rgb(81, 112, 64).
Aa
White text reads best on this color (5.61:1).
About this color
#517040 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.081 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.021 away. White text reads best on it, at 5.61:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #517040 |
| RGB | rgb(81, 112, 64) |
| HSL | hsl(99, 27%, 35%) |
| OKLCH | oklch(50.8% 0.081 135.2) |
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 #517040 | 5.61:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #517040 | 3.74:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #517040 text on white | 5.61:1 | AA | Lc 78.0 | Fine for body text |
| #517040 text on black | 3.74:1 | AA large text | Lc -23.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7ECE4
oklch(93.7% 0.012 133.4)
-
Step 200
200
#D3DDCE
oklch(88.6% 0.023 135)
-
Step 300
300
#B6C7AE
oklch(81% 0.039 135.5)
-
Step 400
400
#90AA83
oklch(70.8% 0.062 135.3)
-
Step 500
500
#749563
oklch(63.2% 0.081 135.4)
-
Step 600
600
#5D7F4A
oklch(55.7% 0.087 135)
-
Step 700
700 (this color)
#517040
oklch(50.8% 0.081 135.2)
-
Step 800
800
#3F5731
oklch(42.7% 0.066 134.7)
-
Step 900
900
#35482B
oklch(37.7% 0.053 135.3)
-
Step 950
950
#1F2A1A
oklch(26.9% 0.033 136.2)
#517040 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) | #73693C | 0.051 |
| Deuteranopia (no green cones) | #6F6743 | 0.051 |
| Tritanopia (no blue cones) | #516D64 | 0.057 |
| Achromatopsia (no color) | #686868 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #517040
#517040
oklch(50.8% 0.081 135.2)
- #775785
#775785
oklch(50.8% 0.08 315.2)
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 #517040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.021
- Dark Moss Green #606C38 ΔE 0.021
- Muddy Green #657432 ΔE 0.034
- Camo Green #526525 ΔE 0.038
- Military Green #667C3E ΔE 0.049
- Mud Green #606602 ΔE 0.049
- Brown Green #706C11 ΔE 0.052
- Browny Green #6F6C0A ΔE 0.053
Use #517040 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.