#557C4D
Closest named color: Military Green (#667C3E). oklch(54.4% 0.083 140.3), rgb(85, 124, 77).
Aa
White text reads best on this color (4.79:1).
About this color
#557C4D is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.083 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.026 away. White text reads best on it, at 4.79:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.37:1 |
| White text | 4.79:1 |
Values
| HEX | #557C4D |
| RGB | rgb(85, 124, 77) |
| HSL | hsl(110, 23%, 39%) |
| OKLCH | oklch(54.4% 0.083 140.3) |
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 #557C4D | 4.79:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #557C4D | 4.37:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #557C4D text on white | 4.79:1 | AA | Lc 73.2 | Content text, not long reading |
| #557C4D text on black | 4.37:1 | AA large text | Lc -28.5 | 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 600.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D2DDD0
oklch(88.6% 0.021 140.9)
-
Step 300
300
#B4C7B0
oklch(80.9% 0.038 140.2)
-
Step 400
400
#8DAA87
oklch(70.6% 0.059 140.3)
-
Step 500
500
#709569
oklch(63% 0.076 140.6)
-
Step 600
600 (this color)
#557C4D
oklch(54.4% 0.083 140.3)
-
Step 700
700
#486C41
oklch(49.2% 0.078 140.4)
-
Step 800
800
#3B5836
oklch(42.8% 0.065 140.8)
-
Step 900
900
#33482F
oklch(37.6% 0.049 140.5)
-
Step 950
950
#1E2A1C
oklch(26.9% 0.03 141)
#557C4D 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) | #7F744A | 0.061 |
| Deuteranopia (no green cones) | #797150 | 0.059 |
| Tritanopia (no blue cones) | #527970 | 0.055 |
| Achromatopsia (no color) | #727272 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #557C4D
#557C4D
oklch(54.4% 0.083 140.3)
- #86608E
#86608E
oklch(54.5% 0.083 320.5)
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 #557C4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.026
- Dark Sage #598556 ΔE 0.028
- Muddy Green #657432 ΔE 0.034
- Swamp #698339 ΔE 0.043
- Dark Moss Green #606C38 ΔE 0.046
- Sea Green #2E8B57 ΔE 0.050
- Dark Olive Green #556B2F ΔE 0.054
- Murky Green #6C7A0E ΔE 0.056
Use #557C4D 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.