#516554
Closest named color: Slate (#516572). oklch(48.5% 0.036 149.2), rgb(81, 101, 84).
Aa
White text reads best on this color (6.28:1).
About this color
#516554 is a medium-dark, muted green. In OKLCH its lightness is 48%, its chroma 0.036 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate (#516572), ΔE 0.048 away. White text reads best on it, at 6.28:1.
| Hue family | Greens |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Slate (#516572) |
| Black text | 3.33:1 |
| White text | 6.28:1 |
Values
| HEX | #516554 |
| RGB | rgb(81, 101, 84) |
| HSL | hsl(129, 11%, 36%) |
| OKLCH | oklch(48.5% 0.036 149.2) |
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 #516554 | 6.28:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #516554 | 3.33:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #516554 text on white | 6.28:1 | AA | Lc 81.3 | Fine for body text |
| #516554 text on black | 3.33:1 | AA large text | Lc -20.6 | 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
#E8EBE8
oklch(93.7% 0.005 145.5)
-
Step 200
200
#D5DBD6
oklch(88.5% 0.009 150.7)
-
Step 300
300
#B9C4BB
oklch(80.9% 0.017 151)
-
Step 400
400
#95A697
oklch(70.7% 0.029 148.7)
-
Step 500
500
#7B907E
oklch(63.1% 0.036 149.3)
-
Step 600
600
#647A67
oklch(55.6% 0.039 148.9)
-
Step 700
700 (this color)
#516554
oklch(48.5% 0.036 149.2)
-
Step 800
800
#445446
oklch(42.8% 0.03 148.5)
-
Step 900
900
#39453B
oklch(37.6% 0.023 150)
-
Step 950
950
#222923
oklch(27.2% 0.015 149.3)
#516554 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) | #656153 | 0.031 |
| Deuteranopia (no green cones) | #625F55 | 0.030 |
| Tritanopia (no blue cones) | #4F6460 | 0.020 |
| Achromatopsia (no color) | #606060 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516554
#516554
oklch(48.5% 0.036 149.2)
- #6B5869
#6B5869
oklch(48.5% 0.036 329.6)
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 #516554, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.048
- Dim Gray #696969 ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.053
- Dark Moss Green #606C38 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.059
- Camo Green #526525 ΔE 0.062
- Dark Aqua #05696B ΔE 0.062
- Dark Aquamarine #017371 ΔE 0.067
Use #516554 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.