#375141
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.9% 0.042 157), rgb(55, 81, 65).
Aa
White text reads best on this color (8.69:1).
About this color
#375141 is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.042 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.027 away. White text reads best on it, at 8.69:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.41:1 |
| White text | 8.69:1 |
Values
| HEX | #375141 |
| RGB | rgb(55, 81, 65) |
| HSL | hsl(143, 19%, 27%) |
| OKLCH | oklch(40.9% 0.042 157) |
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 #375141 | 8.69:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #375141 | 2.41:1 | Fails | Lc 14.2 | Not readable |
| #375141 text on white | 8.69:1 | AAA | Lc 89.8 | Fine for body text |
| #375141 text on black | 2.41:1 | Fails | Lc -12.5 | 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
#B5C6BA
oklch(81% 0.025 155)
-
Step 400
400
#8DA897
oklch(70.6% 0.039 157.6)
-
Step 500
500
#71937E
oklch(63.1% 0.049 157.5)
-
Step 600
600
#597D67
oklch(55.6% 0.053 157.3)
-
Step 700
700
#496A55
oklch(49.2% 0.051 156.1)
-
Step 800
800 (this color)
#375141
oklch(40.9% 0.042 157)
-
Step 900
900
#33473B
oklch(37.7% 0.032 158.1)
-
Step 950
950
#1E2A22
oklch(27.1% 0.022 155.5)
#375141 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) | #514D40 | 0.039 |
| Deuteranopia (no green cones) | #4C4A42 | 0.037 |
| Tritanopia (no blue cones) | #32514C | 0.018 |
| Achromatopsia (no color) | #4B4B4B | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375141
#375141
oklch(40.9% 0.042 157)
- #594152
#594152
oklch(40.8% 0.042 337.3)
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 #375141, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.027
- Dark Blue Green #005249 ΔE 0.040
- Deep Teal #00555A ΔE 0.050
- Dark Teal #014D4E ΔE 0.050
- Pine #2B5D34 ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.057
- Charcoal #264653 ΔE 0.059
Use #375141 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.