#516F59
Closest named color: Dark Moss Green (#606C38). oklch(51.2% 0.049 152.7), rgb(81, 111, 89).
Aa
White text reads best on this color (5.57:1).
About this color
#516F59 is a medium-dark, muted green. In OKLCH its lightness is 51%, its chroma 0.049 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.044 away. White text reads best on it, at 5.57:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #516F59 |
| RGB | rgb(81, 111, 89) |
| HSL | hsl(136, 16%, 38%) |
| OKLCH | oklch(51.2% 0.049 152.7) |
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 #516F59 | 5.57:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #516F59 | 3.76:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #516F59 text on white | 5.57:1 | AA | Lc 77.8 | Fine for body text |
| #516F59 text on black | 3.76:1 | AA large text | Lc -23.9 | 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
#B6C5B9
oklch(80.8% 0.023 151.6)
-
Step 400
400
#8FA895
oklch(70.7% 0.039 152.5)
-
Step 500
500
#74927B
oklch(63% 0.048 151.9)
-
Step 600
600
#5C7D64
oklch(55.7% 0.054 151.8)
-
Step 700
700 (this color)
#516F59
oklch(51.2% 0.049 152.7)
-
Step 800
800
#3E5644
oklch(42.8% 0.042 152.1)
-
Step 900
900
#35473A
oklch(37.8% 0.032 153.3)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#516F59 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) | #6F6A58 | 0.044 |
| Deuteranopia (no green cones) | #6A675A | 0.042 |
| Tritanopia (no blue cones) | #4D6E69 | 0.026 |
| Achromatopsia (no color) | #686868 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516F59
#516F59
oklch(51.2% 0.049 152.7)
- #785C73
#785C73
oklch(51.1% 0.05 332.5)
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 #516F59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.044
- Dim Gray #696969 ΔE 0.050
- Dark Olive Green #556B2F ΔE 0.053
- Slate #516572 ΔE 0.058
- Dark Aquamarine #017371 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.061
- Muddy Green #657432 ΔE 0.061
- Bluegreen #017A79 ΔE 0.063
Use #516F59 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.