#394B3F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.3% 0.03 155.6), rgb(57, 75, 63).
Aa
White text reads best on this color (9.32:1).
About this color
#394B3F is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.030 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 0.026 away. White text reads best on it, at 9.32:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.030) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #394B3F |
| RGB | rgb(57, 75, 63) |
| HSL | hsl(140, 14%, 26%) |
| OKLCH | oklch(39.3% 0.03 155.6) |
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 #394B3F | 9.32:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #394B3F | 2.25:1 | Fails | Lc 12.4 | Not readable |
| #394B3F text on white | 9.32:1 | AAA | Lc 91.5 | Preferred for body text |
| #394B3F text on black | 2.25:1 | Fails | Lc -10.8 | 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
#D3DCD5
oklch(88.6% 0.014 152.6)
-
Step 300
300
#B6C5BA
oklch(80.9% 0.022 154)
-
Step 400
400
#8FA897
oklch(70.7% 0.037 155.6)
-
Step 500
500
#73927E
oklch(63% 0.046 156.5)
-
Step 600
600
#5B7C67
oklch(55.5% 0.05 156.5)
-
Step 700
700
#4B6955
oklch(49.1% 0.048 155.1)
-
Step 800
800
#3E5646
oklch(42.8% 0.039 155.2)
-
Step 900
900 (this color)
#394B3F
oklch(39.3% 0.03 155.6)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#394B3F 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) | #4B483E | 0.028 |
| Deuteranopia (no green cones) | #484640 | 0.027 |
| Tritanopia (no blue cones) | #364B48 | 0.015 |
| Achromatopsia (no color) | #474747 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394B3F
#394B3F
oklch(39.3% 0.03 155.6)
- #51404C
#51404C
oklch(39.4% 0.03 337)
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 #394B3F, 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 0.035
- Dark Blue Green #005249 ΔE 0.045
- Dark Teal #014D4E ΔE 0.048
- Charcoal #264653 ΔE 0.048
- Deep Teal #00555A ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.058
- Onyx #343A40 ΔE 0.059
Use #394B3F 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.