#3D584E
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.5% 0.036 169.6), rgb(61, 88, 78).
Aa
White text reads best on this color (7.76:1).
About this color
#3D584E is a dark, muted green. In OKLCH its lightness is 44%, its chroma 0.036 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.037 away. White text reads best on it, at 7.76:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.70:1 |
| White text | 7.76:1 |
Values
| HEX | #3D584E |
| RGB | rgb(61, 88, 78) |
| HSL | hsl(158, 18%, 29%) |
| OKLCH | oklch(43.5% 0.036 169.6) |
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 #3D584E | 7.76:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #3D584E | 2.70:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #3D584E text on white | 7.76:1 | AAA | Lc 86.9 | Fine for body text |
| #3D584E text on black | 2.70:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D2DCD8
oklch(88.6% 0.012 170.2)
-
Step 300
300
#B4C5BE
oklch(80.8% 0.021 169.2)
-
Step 400
400
#8CA89D
oklch(70.7% 0.035 169.5)
-
Step 500
500
#709285
oklch(63% 0.043 169.5)
-
Step 600
600
#577D6F
oklch(55.7% 0.048 169.6)
-
Step 700
700
#47695D
oklch(49.1% 0.044 170.4)
-
Step 800
800 (this color)
#3D584E
oklch(43.5% 0.036 169.6)
-
Step 900
900
#33473F
oklch(37.8% 0.029 168.2)
-
Step 950
950
#1E2925
oklch(26.9% 0.017 170.8)
#3D584E 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) | #57544E | 0.039 |
| Deuteranopia (no green cones) | #52514F | 0.036 |
| Tritanopia (no blue cones) | #365855 | 0.013 |
| Achromatopsia (no color) | #525252 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D584E
#3D584E
oklch(43.5% 0.036 169.6)
- #614954
#614954
oklch(43.5% 0.037 349.5)
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 #3D584E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.039
- Deep Teal #00555A ΔE 0.051
- Petrol #005F6A ΔE 0.054
- Pine #2B5D34 ΔE 0.054
- Dark Blue Green #005249 ΔE 0.055
- Dark Aqua #05696B ΔE 0.062
- Spruce #0A5F38 ΔE 0.064
Use #3D584E 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.