#557A58
Closest named color: Dark Sage (#598556). oklch(54.2% 0.067 146.6), rgb(85, 122, 88).
Aa
White text reads best on this color (4.87:1).
About this color
#557A58 is a medium-dark, muted green. In OKLCH its lightness is 54%, its chroma 0.067 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.036 away. White text reads best on it, at 4.87:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.31:1 |
| White text | 4.87:1 |
Values
| HEX | #557A58 |
| RGB | rgb(85, 122, 88) |
| HSL | hsl(125, 18%, 41%) |
| OKLCH | oklch(54.2% 0.067 146.6) |
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 #557A58 | 4.87:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #557A58 | 4.31:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #557A58 text on white | 4.87:1 | AA | Lc 73.7 | Content text, not long reading |
| #557A58 text on black | 4.31:1 | AA large text | Lc -28.0 | 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 600.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE6
oklch(93.5% 0.009 145.5)
-
Step 200
200
#D2DCD3
oklch(88.4% 0.016 148.4)
-
Step 300
300
#B5C6B5
oklch(80.9% 0.03 145.3)
-
Step 400
400
#8EA98F
oklch(70.7% 0.048 146)
-
Step 500
500
#719474
oklch(63.1% 0.061 147)
-
Step 600
600 (this color)
#557A58
oklch(54.2% 0.067 146.6)
-
Step 700
700
#496A4C
oklch(49% 0.061 146.8)
-
Step 800
800
#3C573E
oklch(42.7% 0.052 146.4)
-
Step 900
900
#334835
oklch(37.8% 0.042 147.1)
-
Step 950
950
#1E2A1F
oklch(27% 0.026 147)
#557A58 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) | #7B7456 | 0.054 |
| Deuteranopia (no green cones) | #75705A | 0.052 |
| Tritanopia (no blue cones) | #517871 | 0.040 |
| Achromatopsia (no color) | #717171 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #557A58
#557A58
oklch(54.2% 0.067 146.6)
- #846184
#846184
oklch(54.1% 0.068 326.5)
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 #557A58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.036
- Military Green #667C3E ΔE 0.039
- Muddy Green #657432 ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.048
- Swamp #698339 ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.058
- Sea Green #2E8B57 ΔE 0.060
- Grey Brown #7F7053 ΔE 0.063
Use #557A58 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.