#394855
Closest named color: Dark Grey Blue (#29465B). oklch(39.4% 0.029 244.8), rgb(57, 72, 85).
Aa
White text reads best on this color (9.40:1).
About this color
#394855 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.025 away. White text reads best on it, at 9.40:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.23:1 |
| White text | 9.40:1 |
Values
| HEX | #394855 |
| RGB | rgb(57, 72, 85) |
| HSL | hsl(208, 20%, 28%) |
| OKLCH | oklch(39.4% 0.029 244.8) |
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 #394855 | 9.40:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #394855 | 2.23:1 | Fails | Lc 12.2 | Not readable |
| #394855 text on white | 9.40:1 | AAA | Lc 91.7 | Preferred for body text |
| #394855 text on black | 2.23:1 | Fails | Lc -10.6 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D3DAE1
oklch(88.5% 0.012 248)
-
Step 300
300
#B5C2CE
oklch(80.8% 0.022 245.9)
-
Step 400
400
#8FA3B5
oklch(70.6% 0.035 245.5)
-
Step 500
500
#738DA3
oklch(63.1% 0.045 244.1)
-
Step 600
600
#5B778E
oklch(55.6% 0.048 243.6)
-
Step 700
700
#4B6479
oklch(49.2% 0.045 244.2)
-
Step 800
800
#3E5162
oklch(42.6% 0.037 245.8)
-
Step 900
900 (this color)
#394855
oklch(39.4% 0.029 244.8)
-
Step 950
950
#1F282F
oklch(27.1% 0.018 241.7)
#394855 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) | #434856 | 0.015 |
| Deuteranopia (no green cones) | #3F4555 | 0.012 |
| Tritanopia (no blue cones) | #314B4C | 0.024 |
| Achromatopsia (no color) | #464646 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #394855
#394855
oklch(39.4% 0.029 244.8)
- #514336
#514336
oklch(39.4% 0.029 64.7)
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 #394855, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.025
- Charcoal #264653 ΔE 0.026
- Dark Slate Gray #2F4F4F ΔE 0.030
- Charcoal Grey #3C4142 ΔE 0.033
- Onyx #343A40 ΔE 0.051
- Dark Teal #014D4E ΔE 0.052
- Deep Teal #00555A ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.058
Use #394855 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.