#578E67
Closest named color: Slate Green (#658D6D). oklch(59.7% 0.084 152.5), rgb(87, 142, 103).
Aa
Black text reads best on this color (5.47:1).
About this color
#578E67 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.084 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.020 away. Black text reads best on it, at 5.47:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #578E67 |
| RGB | rgb(87, 142, 103) |
| HSL | hsl(137, 24%, 45%) |
| OKLCH | oklch(59.7% 0.084 152.5) |
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 #578E67 | 3.83:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #578E67 | 5.47:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #578E67 text on white | 3.83:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #578E67 text on black | 5.47:1 | AA | Lc -35.9 | 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 500.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CFDED2
oklch(88.6% 0.023 151.6)
-
Step 300
300
#AEC9B4
oklch(81% 0.041 152)
-
Step 400
400
#82AD8D
oklch(70.7% 0.066 152.4)
-
Step 500
500 (this color)
#578E67
oklch(59.7% 0.084 152.5)
-
Step 600
600
#468359
oklch(55.7% 0.092 152.5)
-
Step 700
700
#376E49
oklch(49% 0.084 152.8)
-
Step 800
800
#2E5A3C
oklch(42.7% 0.07 152.7)
-
Step 900
900
#2A4A33
oklch(37.7% 0.055 152)
-
Step 950
950
#192B1E
oklch(26.9% 0.034 152.4)
#578E67 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) | #8E8665 | 0.073 |
| Deuteranopia (no green cones) | #868069 | 0.071 |
| Tritanopia (no blue cones) | #4D8D83 | 0.042 |
| Achromatopsia (no color) | #828282 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #578E67
#578E67
oklch(59.7% 0.084 152.5)
- #9D6D95
#9D6D95
oklch(59.8% 0.082 332.6)
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 #578E67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.020
- Dark Sage #598556 ΔE 0.029
- Light Forest Green #4F9153 ΔE 0.033
- Ocean Green #3D9973 ΔE 0.034
- Viridian #1E9167 ΔE 0.041
- Dusty Teal #4C9085 ΔE 0.042
- Green Grey #77926F ΔE 0.043
- Fern Green #548D44 ΔE 0.045
Use #578E67 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.