#556D30
Closest named color: Dark Olive Green (#556B2F). oklch(50.1% 0.092 127.2), rgb(85, 109, 48).
Aa
White text reads best on this color (5.80:1).
About this color
#556D30 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.092 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 0.006 away. White text reads best on it, at 5.80:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.61:1 |
| White text | 5.80:1 |
Values
| HEX | #556D30 |
| RGB | rgb(85, 109, 48) |
| HSL | hsl(84, 39%, 31%) |
| OKLCH | oklch(50.1% 0.092 127.2) |
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 #556D30 | 5.80:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #556D30 | 3.61:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #556D30 text on white | 5.80:1 | AA | Lc 79.0 | Fine for body text |
| #556D30 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
#E7ECE3
oklch(93.7% 0.013 130.8)
-
Step 200
200
#D5DCCB
oklch(88.4% 0.024 125.2)
-
Step 300
300
#B9C6A8
oklch(80.8% 0.044 126.5)
-
Step 400
400
#94A979
oklch(70.6% 0.071 127.3)
-
Step 500
500
#7A9457
oklch(63.1% 0.09 127.6)
-
Step 600
600
#637E3B
oklch(55.6% 0.099 127.5)
-
Step 700
700 (this color)
#556D30
oklch(50.1% 0.092 127.2)
-
Step 800
800
#435726
oklch(42.8% 0.077 127.7)
-
Step 900
900
#394724
oklch(37.6% 0.058 126.8)
-
Step 950
950
#212A15
oklch(27% 0.039 127.7)
#556D30 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) | #72662A | 0.045 |
| Deuteranopia (no green cones) | #6F6534 | 0.046 |
| Tritanopia (no blue cones) | #58685F | 0.073 |
| Achromatopsia (no color) | #656565 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556D30
#556D30
oklch(50.1% 0.092 127.2)
- #71558C
#71558C
oklch(50.1% 0.091 306.8)
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 #556D30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.006
- Dark Moss Green #606C38 ΔE 0.020
- Camo Green #526525 ΔE 0.025
- Mud Green #606602 ΔE 0.032
- Muddy Green #657432 ΔE 0.033
- Browny Green #6F6C0A ΔE 0.041
- Brown Green #706C11 ΔE 0.041
- Camouflage Green #4B6113 ΔE 0.044
Use #556D30 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.