#394D3F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.9% 0.034 154.1), rgb(57, 77, 63).
Aa
White text reads best on this color (9.10:1).
About this color
#394D3F is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.034 and its hue 154°. 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 9.10:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #394D3F |
| RGB | rgb(57, 77, 63) |
| HSL | hsl(138, 15%, 26%) |
| OKLCH | oklch(39.9% 0.034 154.1) |
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 #394D3F | 9.10:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #394D3F | 2.30:1 | Fails | Lc 13.0 | Not readable |
| #394D3F text on white | 9.10:1 | AAA | Lc 90.9 | Preferred for body text |
| #394D3F text on black | 2.30:1 | Fails | Lc -11.4 | 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 900.
-
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
#B4C6B9
oklch(80.9% 0.027 154.4)
-
Step 400
400
#8DA995
oklch(70.8% 0.042 154.1)
-
Step 500
500
#71937B
oklch(63.1% 0.052 154)
-
Step 600
600
#597D64
oklch(55.5% 0.056 154)
-
Step 700
700
#496A53
oklch(49.2% 0.053 153.7)
-
Step 800
800
#3C5644
oklch(42.6% 0.043 154)
-
Step 900
900 (this color)
#394D3F
oklch(39.9% 0.034 154.1)
-
Step 950
950
#1E2A22
oklch(27.1% 0.022 155.5)
#394D3F 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) | #4D4A3E | 0.031 |
| Deuteranopia (no green cones) | #4A4740 | 0.031 |
| Tritanopia (no blue cones) | #364C49 | 0.018 |
| Achromatopsia (no color) | #484848 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394D3F
#394D3F
oklch(39.9% 0.034 154.1)
- #53414F
#53414F
oklch(40% 0.033 334.1)
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 #394D3F, 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 0.042
- Dark Blue Green #005249 ΔE 0.044
- Dark Teal #014D4E ΔE 0.049
- Charcoal #264653 ΔE 0.052
- Deep Teal #00555A ΔE 0.054
- Pine #2B5D34 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.062
Use #394D3F 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.