#557A3F
Closest named color: Military Green (#667C3E). oklch(53.7% 0.096 134.8), rgb(85, 122, 63).
Aa
White text reads best on this color (4.95:1).
About this color
#557A3F is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.096 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.023 away. White text reads best on it, at 4.95:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.24:1 |
| White text | 4.95:1 |
Values
| HEX | #557A3F |
| RGB | rgb(85, 122, 63) |
| HSL | hsl(98, 32%, 36%) |
| OKLCH | oklch(53.7% 0.096 134.8) |
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 #557A3F | 4.95:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #557A3F | 4.24:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #557A3F text on white | 4.95:1 | AA | Lc 74.2 | Content text, not long reading |
| #557A3F text on black | 4.24:1 | AA large text | Lc -27.5 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D2DDCD
oklch(88.5% 0.025 135.7)
-
Step 300
300
#B5C7AC
oklch(80.9% 0.042 135.1)
-
Step 400
400
#8EAB7F
oklch(70.8% 0.07 135.1)
-
Step 500
500
#72965F
oklch(63.2% 0.089 135.3)
-
Step 600
600 (this color)
#557A3F
oklch(53.7% 0.096 134.8)
-
Step 700
700
#4A6C36
oklch(49.1% 0.09 135)
-
Step 800
800
#3D582D
oklch(42.7% 0.074 134.8)
-
Step 900
900
#344829
oklch(37.6% 0.056 135.1)
-
Step 950
950
#1F2A18
oklch(26.9% 0.035 133.8)
#557A3F 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) | #7E723A | 0.060 |
| Deuteranopia (no green cones) | #796F43 | 0.060 |
| Tritanopia (no blue cones) | #55766C | 0.069 |
| Achromatopsia (no color) | #707070 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #557A3F
#557A3F
oklch(53.7% 0.096 134.8)
- #835C94
#835C94
oklch(53.7% 0.096 315.2)
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 #557A3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.023
- Muddy Green #657432 ΔE 0.025
- Dark Sage #598556 ΔE 0.039
- Swamp #698339 ΔE 0.040
- Dark Moss Green #606C38 ΔE 0.041
- Olive Green #677A04 ΔE 0.044
- Murky Green #6C7A0E ΔE 0.044
- Dark Olive Green #556B2F ΔE 0.044
Use #557A3F 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.