#578059
Closest named color: Dark Sage (#598556). oklch(55.9% 0.075 145.7), rgb(87, 128, 89).
Aa
Black text reads best on this color (4.63:1).
About this color
#578059 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.075 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 0.017 away. Black text reads best on it, at 4.63:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.63:1 |
| White text | 4.52:1 |
Values
| HEX | #578059 |
| RGB | rgb(87, 128, 89) |
| HSL | hsl(123, 19%, 42%) |
| OKLCH | oklch(55.9% 0.075 145.7) |
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 #578059 | 4.52:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #578059 | 4.63:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #578059 text on white | 4.52:1 | AA | Lc 71.4 | Content text, not long reading |
| #578059 text on black | 4.63:1 | AA | Lc -30.3 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6ECE6
oklch(93.7% 0.01 145.5)
-
Step 200
200
#D2DDD2
oklch(88.6% 0.019 145.4)
-
Step 300
300
#B3C7B4
oklch(80.9% 0.034 146.6)
-
Step 400
400
#8CAA8D
oklch(70.7% 0.053 145.9)
-
Step 500
500
#6F9570
oklch(63.1% 0.069 145.4)
-
Step 600
600 (this color)
#578059
oklch(55.9% 0.075 145.7)
-
Step 700
700
#466B48
oklch(49% 0.07 145.7)
-
Step 800
800
#3A583B
oklch(42.8% 0.059 145.2)
-
Step 900
900
#324833
oklch(37.7% 0.045 145.7)
-
Step 950
950
#1D2A1E
oklch(26.9% 0.028 146.7)
#578059 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) | #817957 | 0.059 |
| Deuteranopia (no green cones) | #7B755B | 0.058 |
| Tritanopia (no blue cones) | #527E76 | 0.045 |
| Achromatopsia (no color) | #767676 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #578059
#578059
oklch(55.9% 0.075 145.7)
- #8B658C
#8B658C
oklch(55.9% 0.074 325.7)
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 #578059, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.017
- Military Green #667C3E ΔE 0.034
- Swamp #698339 ΔE 0.046
- Sea Green #2E8B57 ΔE 0.047
- Slate Green #658D6D ΔE 0.047
- Muddy Green #657432 ΔE 0.049
- Fern Green #548D44 ΔE 0.055
- Light Forest Green #4F9153 ΔE 0.055
Use #578059 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.