#556D2C
Closest named color: Dark Olive Green (#556B2F). oklch(50% 0.096 126.6), rgb(85, 109, 44).
Aa
White text reads best on this color (5.81:1).
About this color
#556D2C is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.096 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.008 away. White text reads best on it, at 5.81:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #556D2C |
| RGB | rgb(85, 109, 44) |
| HSL | hsl(82, 42%, 30%) |
| OKLCH | oklch(50% 0.096 126.6) |
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 #556D2C | 5.81:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #556D2C | 3.61:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #556D2C text on white | 5.81:1 | AA | Lc 79.0 | Fine for body text |
| #556D2C text on black | 3.61:1 | AA large text | Lc -22.8 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D5DDCB
oklch(88.6% 0.026 126.6)
-
Step 300
300
#B9C7A7
oklch(81% 0.046 126.7)
-
Step 400
400
#94A977
oklch(70.6% 0.074 126.7)
-
Step 500
500
#7A9453
oklch(63.1% 0.095 126.8)
-
Step 600
600
#647E37
oklch(55.6% 0.103 126.3)
-
Step 700
700 (this color)
#556D2C
oklch(50% 0.096 126.6)
-
Step 800
800
#445723
oklch(42.8% 0.08 126.3)
-
Step 900
900
#394822
oklch(37.8% 0.062 126.9)
-
Step 950
950
#212A14
oklch(27% 0.04 127.1)
#556D2C 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) | #726625 | 0.045 |
| Deuteranopia (no green cones) | #6F6530 | 0.046 |
| Tritanopia (no blue cones) | #58685F | 0.077 |
| Achromatopsia (no color) | #656565 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556D2C
#556D2C
oklch(50% 0.096 126.6)
- #71548E
#71548E
oklch(50% 0.095 306.3)
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 #556D2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.008
- Dark Moss Green #606C38 ΔE 0.023
- Camo Green #526525 ΔE 0.025
- Mud Green #606602 ΔE 0.029
- Muddy Green #657432 ΔE 0.033
- Browny Green #6F6C0A ΔE 0.039
- Brown Green #706C11 ΔE 0.040
- Camouflage Green #4B6113 ΔE 0.043
Use #556D2C 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.