#556C4D
Closest named color: Dark Moss Green (#606C38). oklch(50.4% 0.055 137.7), rgb(85, 108, 77).
Aa
White text reads best on this color (5.77:1).
About this color
#556C4D is a medium-dark, muted green. In OKLCH its lightness is 50%, its chroma 0.055 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.029 away. White text reads best on it, at 5.77:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.63:1 |
| White text | 5.77:1 |
Values
| HEX | #556C4D |
| RGB | rgb(85, 108, 77) |
| HSL | hsl(105, 17%, 36%) |
| OKLCH | oklch(50.4% 0.055 137.7) |
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 #556C4D | 5.77:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #556C4D | 3.63:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #556C4D text on white | 5.77:1 | AA | Lc 78.9 | Fine for body text |
| #556C4D text on black | 3.63:1 | AA large text | Lc -22.9 | 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
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D4DCD2
oklch(88.6% 0.016 139.4)
-
Step 300
300
#B9C5B4
oklch(80.9% 0.027 136.3)
-
Step 400
400
#94A78D
oklch(70.6% 0.043 137.3)
-
Step 500
500
#7A9271
oklch(63.2% 0.055 137.2)
-
Step 600
600
#627C5A
oklch(55.6% 0.06 138.4)
-
Step 700
700 (this color)
#556C4D
oklch(50.4% 0.055 137.7)
-
Step 800
800
#43553C
oklch(42.7% 0.046 137.1)
-
Step 900
900
#384634
oklch(37.6% 0.035 138.8)
-
Step 950
950
#21291E
oklch(26.9% 0.023 137.2)
#556C4D 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) | #6E674B | 0.038 |
| Deuteranopia (no green cones) | #6A654F | 0.037 |
| Tritanopia (no blue cones) | #546A64 | 0.038 |
| Achromatopsia (no color) | #666666 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556C4D
#556C4D
oklch(50.4% 0.055 137.7)
- #725B79
#725B79
oklch(50.5% 0.054 318.2)
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 #556C4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.029
- Dark Olive Green #556B2F ΔE 0.038
- Camo Green #526525 ΔE 0.049
- Muddy Green #657432 ΔE 0.051
- Dim Gray #696969 ΔE 0.058
- Military Green #667C3E ΔE 0.064
- Mud Green #606602 ΔE 0.064
- Dark Taupe #7F684E ΔE 0.065
Use #556C4D 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.