#516C61
Closest named color: Dim Gray (#696969). oklch(50.6% 0.036 168), rgb(81, 108, 97).
Aa
White text reads best on this color (5.72:1).
About this color
#516C61 is a medium-dark, muted green. In OKLCH its lightness is 51%, its chroma 0.036 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dim Gray (#696969), ΔE 0.039 away. White text reads best on it, at 5.72:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #516C61 |
| RGB | rgb(81, 108, 97) |
| HSL | hsl(156, 14%, 37%) |
| OKLCH | oklch(50.6% 0.036 168) |
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 #516C61 | 5.72:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #516C61 | 3.66:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #516C61 text on white | 5.72:1 | AA | Lc 78.6 | Fine for body text |
| #516C61 text on black | 3.66:1 | AA large text | Lc -23.2 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D3DBD8
oklch(88.4% 0.01 171.8)
-
Step 300
300
#B6C4BE
oklch(80.8% 0.017 168.4)
-
Step 400
400
#91A79D
oklch(70.8% 0.028 166.4)
-
Step 500
500
#759185
oklch(63.1% 0.036 167.3)
-
Step 600
600
#5D7B6F
oklch(55.6% 0.039 168.4)
-
Step 700
700 (this color)
#516C61
oklch(50.6% 0.036 168)
-
Step 800
800
#3F544C
oklch(42.6% 0.029 169.6)
-
Step 900
900
#36463F
oklch(37.8% 0.024 166.6)
-
Step 950
950
#202925
oklch(27.1% 0.015 166.5)
#516C61 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) | #6B6860 | 0.038 |
| Deuteranopia (no green cones) | #666562 | 0.035 |
| Tritanopia (no blue cones) | #4B6C69 | 0.014 |
| Achromatopsia (no color) | #666666 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516C61
#516C61
oklch(50.6% 0.036 168)
- #755D69
#755D69
oklch(50.6% 0.036 346.9)
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 #516C61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.039
- Slate #516572 ΔE 0.040
- Dark Aquamarine #017371 ΔE 0.055
- Deep Turquoise #017374 ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.059
- Dark Aqua #05696B ΔE 0.061
- Bluegreen #017A79 ΔE 0.062
- Deep Aqua #08787F ΔE 0.063
Use #516C61 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.