#516E5A
Closest named color: Dark Moss Green (#606C38). oklch(50.9% 0.046 154.4), rgb(81, 110, 90).
Aa
White text reads best on this color (5.63:1).
About this color
#516E5A is a medium-dark, muted green. In OKLCH its lightness is 51%, its chroma 0.046 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.046 away. White text reads best on it, at 5.63:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.72:1 |
| White text | 5.63:1 |
Values
| HEX | #516E5A |
| RGB | rgb(81, 110, 90) |
| HSL | hsl(139, 15%, 37%) |
| OKLCH | oklch(50.9% 0.046 154.4) |
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 #516E5A | 5.63:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #516E5A | 3.72:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #516E5A text on white | 5.63:1 | AA | Lc 78.1 | Fine for body text |
| #516E5A text on black | 3.72:1 | AA large text | Lc -23.6 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D3DCD5
oklch(88.6% 0.014 152.6)
-
Step 300
300
#B6C5BA
oklch(80.9% 0.022 154)
-
Step 400
400
#90A897
oklch(70.8% 0.036 154.5)
-
Step 500
500
#74927D
oklch(63.1% 0.046 154.4)
-
Step 600
600
#5C7C66
oklch(55.5% 0.05 154.5)
-
Step 700
700 (this color)
#516E5A
oklch(50.9% 0.046 154.4)
-
Step 800
800
#3E5546
oklch(42.6% 0.038 155.9)
-
Step 900
900
#35463A
oklch(37.5% 0.03 154)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#516E5A 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) | #6E6959 | 0.042 |
| Deuteranopia (no green cones) | #69665B | 0.041 |
| Tritanopia (no blue cones) | #4C6D68 | 0.023 |
| Achromatopsia (no color) | #676767 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516E5A
#516E5A
oklch(50.9% 0.046 154.4)
- #775C71
#775C71
oklch(50.9% 0.047 334.2)
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 #516E5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.046
- Dim Gray #696969 ΔE 0.048
- Slate #516572 ΔE 0.055
- Dark Olive Green #556B2F ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.060
- Bluegreen #017A79 ΔE 0.063
- Muddy Green #657432 ΔE 0.064
Use #516E5A 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.