#556A4D
Closest named color: Dark Moss Green (#606C38). oklch(49.9% 0.051 137.2), rgb(85, 106, 77).
Aa
White text reads best on this color (5.90:1).
About this color
#556A4D is a medium-dark, muted green. In OKLCH its lightness is 50%, its chroma 0.051 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.033 away. White text reads best on it, at 5.90:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.55:1 |
| White text | 5.90:1 |
Values
| HEX | #556A4D |
| RGB | rgb(85, 106, 77) |
| HSL | hsl(103, 16%, 36%) |
| OKLCH | oklch(49.9% 0.051 137.2) |
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 #556A4D | 5.90:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #556A4D | 3.55:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #556A4D text on white | 5.90:1 | AA | Lc 79.5 | Fine for body text |
| #556A4D text on black | 3.55:1 | AA large text | Lc -22.3 | 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
#E8EBE6
oklch(93.6% 0.007 132.4)
-
Step 200
200
#D5DBD2
oklch(88.4% 0.014 134.9)
-
Step 300
300
#B9C5B5
oklch(81% 0.026 137.8)
-
Step 400
400
#95A78F
oklch(70.7% 0.04 137.9)
-
Step 500
500
#7B9173
oklch(63.1% 0.051 137.4)
-
Step 600
600
#647B5B
oklch(55.5% 0.055 137)
-
Step 700
700 (this color)
#556A4D
oklch(49.9% 0.051 137.2)
-
Step 800
800
#44553E
oklch(42.8% 0.043 137.6)
-
Step 900
900
#394635
oklch(37.7% 0.033 138.4)
-
Step 950
950
#22291F
oklch(27.1% 0.021 136.3)
#556A4D 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) | #6C654B | 0.036 |
| Deuteranopia (no green cones) | #69634E | 0.036 |
| Tritanopia (no blue cones) | #546862 | 0.035 |
| Achromatopsia (no color) | #646464 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556A4D
#556A4D
oklch(49.9% 0.051 137.2)
- #6F5A76
#6F5A76
oklch(49.9% 0.051 317.6)
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 #556A4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.033
- Dark Olive Green #556B2F ΔE 0.040
- Camo Green #526525 ΔE 0.049
- Dim Gray #696969 ΔE 0.056
- Muddy Green #657432 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.065
- Dark Taupe #7F684E ΔE 0.065
- Slate #516572 ΔE 0.065
Use #556A4D 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.