#394E43
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.3% 0.032 161.7), rgb(57, 78, 67).
Aa
White text reads best on this color (8.95:1).
About this color
#394E43 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.032 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.021 away. White text reads best on it, at 8.95:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.34:1 |
| White text | 8.95:1 |
Values
| HEX | #394E43 |
| RGB | rgb(57, 78, 67) |
| HSL | hsl(149, 16%, 26%) |
| OKLCH | oklch(40.3% 0.032 161.7) |
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 #394E43 | 8.95:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #394E43 | 2.34:1 | Fails | Lc 13.4 | Not readable |
| #394E43 text on white | 8.95:1 | AAA | Lc 90.5 | Preferred for body text |
| #394E43 text on black | 2.34:1 | Fails | Lc -11.8 | 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 800.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D3DBD7
oklch(88.4% 0.01 164.8)
-
Step 300
300
#B7C5BD
oklch(81% 0.019 161)
-
Step 400
400
#91A79B
oklch(70.8% 0.03 161.7)
-
Step 500
500
#759182
oklch(63.1% 0.039 161.7)
-
Step 600
600
#5E7B6C
oklch(55.6% 0.041 162.2)
-
Step 700
700
#4D685A
oklch(49.1% 0.039 162)
-
Step 800
800 (this color)
#394E43
oklch(40.3% 0.032 161.7)
-
Step 900
900
#36463D
oklch(37.7% 0.026 160.2)
-
Step 950
950
#202924
oklch(27% 0.016 160.8)
#394E43 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) | #4D4B42 | 0.030 |
| Deuteranopia (no green cones) | #4A4844 | 0.031 |
| Tritanopia (no blue cones) | #354E4B | 0.014 |
| Achromatopsia (no color) | #494949 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394E43
#394E43
oklch(40.3% 0.032 161.7)
- #55424D
#55424D
oklch(40.3% 0.031 343)
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 #394E43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.021
- Charcoal Grey #3C4142 ΔE 0.042
- Dark Blue Green #005249 ΔE 0.043
- Dark Teal #014D4E ΔE 0.047
- Charcoal #264653 ΔE 0.050
- Deep Teal #00555A ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.059
- Pine #2B5D34 ΔE 0.063
Use #394E43 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.