#556E11
Closest named color: Mud Green (#606602). oklch(50% 0.117 124.4), rgb(85, 110, 17).
Aa
White text reads best on this color (5.79:1).
About this color
#556E11 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 50%, its chroma 0.117 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mud Green (#606602), ΔE 0.026 away. White text reads best on it, at 5.79:1.
| Hue family | Yellows |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Mud Green (#606602) |
| Black text | 3.62:1 |
| White text | 5.79:1 |
Values
| HEX | #556E11 |
| RGB | rgb(85, 110, 17) |
| HSL | hsl(76, 73%, 25%) |
| OKLCH | oklch(50% 0.117 124.4) |
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 #556E11 | 5.79:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #556E11 | 3.62:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #556E11 text on white | 5.79:1 | AA | Lc 78.8 | Fine for body text |
| #556E11 text on black | 3.62:1 | AA large text | Lc -23.0 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE0
oklch(93.6% 0.017 125.3)
-
Step 200
200
#D4DDC7
oklch(88.5% 0.031 125.2)
-
Step 300
300
#B8C7A0
oklch(80.8% 0.056 124.7)
-
Step 400
400
#94AB6B
oklch(70.8% 0.091 124.8)
-
Step 500
500
#7A9541
oklch(63% 0.116 124.5)
-
Step 600
600
#637F1C
oklch(55.5% 0.126 124.6)
-
Step 700
700 (this color)
#556E11
oklch(50% 0.117 124.4)
-
Step 800
800
#445710
oklch(42.6% 0.096 123.9)
-
Step 900
900
#394816
oklch(37.7% 0.076 124.2)
-
Step 950
950
#212A0E
oklch(26.9% 0.048 124.4)
#556E11 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) | #756600 | 0.051 |
| Deuteranopia (no green cones) | #71651B | 0.051 |
| Tritanopia (no blue cones) | #5A685D | 0.096 |
| Achromatopsia (no color) | #656565 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556E11
#556E11
oklch(50% 0.117 124.4)
- #735099
#735099
oklch(50.1% 0.118 304.6)
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 #556E11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Green #606602 ΔE 0.026
- Dark Olive Green #556B2F ΔE 0.028
- Camo Green #526525 ΔE 0.035
- Browny Green #6F6C0A ΔE 0.038
- Muddy Green #657432 ΔE 0.040
- Brown Green #706C11 ΔE 0.040
- Dark Moss Green #606C38 ΔE 0.043
- Camouflage Green #4B6113 ΔE 0.044
Use #556E11 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.