#518554
Closest named color: Dark Sage (#598556). oklch(56.7% 0.093 145.5), rgb(81, 133, 84).
Aa
Black text reads best on this color (4.83:1).
About this color
#518554 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.093 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.010 away. Black text reads best on it, at 4.83:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.83:1 |
| White text | 4.34:1 |
Values
| HEX | #518554 |
| RGB | rgb(81, 133, 84) |
| HSL | hsl(123, 24%, 42%) |
| OKLCH | oklch(56.7% 0.093 145.5) |
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 #518554 | 4.34:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #518554 | 4.83:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #518554 text on white | 4.34:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #518554 text on black | 4.83:1 | AA | Lc -31.7 | Non-text elements, placeholder text |
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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D0DDD0
oklch(88.4% 0.022 145.4)
-
Step 300
300
#B0C8B1
oklch(80.8% 0.041 146.3)
-
Step 400
400
#86AC87
oklch(70.6% 0.067 145.5)
-
Step 500
500
#67976A
oklch(63% 0.085 146)
-
Step 600
600 (this color)
#518554
oklch(56.7% 0.093 145.5)
-
Step 700
700
#3F6E42
oklch(49.2% 0.086 145.5)
-
Step 800
800
#345936
oklch(42.6% 0.071 145.4)
-
Step 900
900
#2E4A2F
oklch(37.8% 0.057 145.2)
-
Step 950
950
#1B2B1C
oklch(27% 0.035 146.1)
#518554 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) | #877C51 | 0.074 |
| Deuteranopia (no green cones) | #7F7757 | 0.072 |
| Tritanopia (no blue cones) | #4B8278 | 0.056 |
| Achromatopsia (no color) | #797979 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518554
#518554
oklch(56.7% 0.093 145.5)
- #926394
#926394
oklch(56.7% 0.092 325.3)
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 #518554, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.010
- Sea Green #2E8B57 ΔE 0.031
- Military Green #667C3E ΔE 0.035
- Fern Green #548D44 ΔE 0.036
- Swamp #698339 ΔE 0.037
- Light Forest Green #4F9153 ΔE 0.037
- Viridian #1E9167 ΔE 0.044
- Moss Green #658B38 ΔE 0.046
Use #518554 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.