#517D5E
Closest named color: Dark Sage (#598556). oklch(54.8% 0.069 153), rgb(81, 125, 94).
Aa
White text reads best on this color (4.72:1).
About this color
#517D5E is a medium-dark, muted green. In OKLCH its lightness is 55%, its chroma 0.069 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.032 away. White text reads best on it, at 4.72:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.44:1 |
| White text | 4.72:1 |
Values
| HEX | #517D5E |
| RGB | rgb(81, 125, 94) |
| HSL | hsl(138, 21%, 40%) |
| OKLCH | oklch(54.8% 0.069 153) |
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 #517D5E | 4.72:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #517D5E | 4.44:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #517D5E text on white | 4.72:1 | AA | Lc 72.7 | Content text, not long reading |
| #517D5E text on black | 4.44:1 | AA large text | Lc -29.0 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE7
oklch(93.7% 0.009 150.7)
-
Step 200
200
#D1DDD4
oklch(88.6% 0.018 153.5)
-
Step 300
300
#B2C7B7
oklch(80.9% 0.032 152.8)
-
Step 400
400
#8AAA92
oklch(70.7% 0.049 152.6)
-
Step 500
500
#6C9577
oklch(63.1% 0.064 152.6)
-
Step 600
600 (this color)
#517D5E
oklch(54.8% 0.069 153)
-
Step 700
700
#436B4F
oklch(49% 0.064 153)
-
Step 800
800
#385841
oklch(42.8% 0.054 152.5)
-
Step 900
900
#304837
oklch(37.6% 0.042 153.2)
-
Step 950
950
#1D2A20
oklch(26.9% 0.026 151.5)
#517D5E 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) | #7D765C | 0.061 |
| Deuteranopia (no green cones) | #767160 | 0.060 |
| Tritanopia (no blue cones) | #4A7C74 | 0.034 |
| Achromatopsia (no color) | #737373 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #517D5E
#517D5E
oklch(54.8% 0.069 153)
- #8A6282
#8A6282
oklch(54.9% 0.069 333.8)
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 #517D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.032
- Military Green #667C3E ΔE 0.044
- Muddy Green #657432 ΔE 0.054
- Sea Green #2E8B57 ΔE 0.054
- Slate Green #658D6D ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.058
- Swamp #698339 ΔE 0.060
- Teal #008080 ΔE 0.062
Use #517D5E 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.