#355240
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41% 0.046 156.5), rgb(53, 82, 64).
Aa
White text reads best on this color (8.63:1).
About this color
#355240 is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.046 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.030 away. White text reads best on it, at 8.63:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.43:1 |
| White text | 8.63:1 |
Values
| HEX | #355240 |
| RGB | rgb(53, 82, 64) |
| HSL | hsl(143, 21%, 26%) |
| OKLCH | oklch(41% 0.046 156.5) |
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 #355240 | 8.63:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #355240 | 2.43:1 | Fails | Lc 14.4 | Not readable |
| #355240 text on white | 8.63:1 | AAA | Lc 89.6 | Fine for body text |
| #355240 text on black | 2.43:1 | Fails | Lc -12.7 | Not readable |
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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD5
oklch(88.5% 0.014 155.6)
-
Step 300
300
#B3C6BA
oklch(80.9% 0.027 158.1)
-
Step 400
400
#8BA996
oklch(70.7% 0.043 157.3)
-
Step 500
500
#6E947C
oklch(63.1% 0.055 156.7)
-
Step 600
600
#567E65
oklch(55.6% 0.059 156.5)
-
Step 700
700
#466A54
oklch(49% 0.054 156.9)
-
Step 800
800 (this color)
#355240
oklch(41% 0.046 156.5)
-
Step 900
900
#32473A
oklch(37.6% 0.034 157.1)
-
Step 950
950
#1D2A22
oklch(27% 0.023 157.4)
#355240 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) | #524E3F | 0.043 |
| Deuteranopia (no green cones) | #4D4A41 | 0.042 |
| Tritanopia (no blue cones) | #30514D | 0.023 |
| Achromatopsia (no color) | #4C4C4C | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355240
#355240
oklch(41% 0.046 156.5)
- #5B4154
#5B4154
oklch(41.1% 0.046 336.5)
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 #355240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.030
- Dark Blue Green #005249 ΔE 0.039
- Pine #2B5D34 ΔE 0.047
- Deep Teal #00555A ΔE 0.050
- Dark Teal #014D4E ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.055
- Spruce #0A5F38 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.058
Use #355240 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.