#3D4E41
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.5% 0.03 152), rgb(61, 78, 65).
Aa
White text reads best on this color (8.88:1).
About this color
#3D4E41 is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.030 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.026 away. White text reads best on it, at 8.88:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.030) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #3D4E41 |
| RGB | rgb(61, 78, 65) |
| HSL | hsl(134, 12%, 27%) |
| OKLCH | oklch(40.5% 0.03 152) |
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 #3D4E41 | 8.88:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #3D4E41 | 2.36:1 | Fails | Lc 13.6 | Not readable |
| #3D4E41 text on white | 8.88:1 | AAA | Lc 90.3 | Preferred for body text |
| #3D4E41 text on black | 2.36:1 | Fails | Lc -12.0 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D5DBD6
oklch(88.5% 0.009 150.7)
-
Step 300
300
#B9C4BB
oklch(80.9% 0.017 151)
-
Step 400
400
#94A698
oklch(70.7% 0.029 152.2)
-
Step 500
500
#7A907F
oklch(63.1% 0.036 152.1)
-
Step 600
600
#627A68
oklch(55.5% 0.039 152.6)
-
Step 700
700
#516757
oklch(49.1% 0.037 153.3)
-
Step 800
800 (this color)
#3D4E41
oklch(40.5% 0.03 152)
-
Step 900
900
#38453B
oklch(37.5% 0.024 152.1)
-
Step 950
950
#212923
oklch(27.1% 0.016 152.8)
#3D4E41 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) | #4E4B40 | 0.027 |
| Deuteranopia (no green cones) | #4B4942 | 0.026 |
| Tritanopia (no blue cones) | #3B4D4A | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D4E41
#3D4E41
oklch(40.5% 0.03 152)
- #534350
#534350
oklch(40.4% 0.03 332.6)
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 #3D4E41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.026
- Charcoal Grey #3C4142 ΔE 0.044
- Dark Blue Green #005249 ΔE 0.048
- Dark Teal #014D4E ΔE 0.053
- Charcoal #264653 ΔE 0.055
- Deep Teal #00555A ΔE 0.055
- Pine #2B5D34 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.063
Use #3D4E41 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.