#474A55
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.1% 0.019 273.5), rgb(71, 74, 85).
Aa
White text reads best on this color (8.82:1).
About this color
#474A55 is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.039 away. White text reads best on it, at 8.82:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.37:1 |
| White text | 8.82:1 |
Values
| HEX | #474A55 |
| RGB | rgb(71, 74, 85) |
| HSL | hsl(227, 9%, 31%) |
| OKLCH | oklch(41.1% 0.019 273.5) |
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 #474A55 | 8.82:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #474A55 | 2.37:1 | Fails | Lc 13.8 | Not readable |
| #474A55 text on white | 8.82:1 | AAA | Lc 90.2 | Preferred for body text |
| #474A55 text on black | 2.37:1 | Fails | Lc -12.1 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEC
oklch(93.7% 0.003 264.5)
-
Step 200
200
#D8D9DD
oklch(88.6% 0.006 275)
-
Step 300
300
#BEC0C8
oklch(80.9% 0.011 274.9)
-
Step 400
400
#9DA0AC
oklch(70.7% 0.018 274.7)
-
Step 500
500
#858997
oklch(63.1% 0.021 273.1)
-
Step 600
600
#6E7382
oklch(55.6% 0.024 271)
-
Step 700
700
#5C606E
oklch(49.1% 0.023 272.9)
-
Step 800
800 (this color)
#474A55
oklch(41.1% 0.019 273.5)
-
Step 900
900
#3F414A
oklch(37.7% 0.016 275.7)
-
Step 950
950
#25262B
oklch(27% 0.009 276.8)
#474A55 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) | #474B56 | 0.003 |
| Deuteranopia (no green cones) | #464A55 | 0.002 |
| Tritanopia (no blue cones) | #444C4E | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474A55
#474A55
oklch(41.1% 0.019 273.5)
- #4E4A3F
#4E4A3F
oklch(41% 0.019 90.4)
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 #474A55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.046
- Charcoal #264653 ΔE 0.049
- YInMn Blue #415A77 ΔE 0.063
- Dusty Grape #545775 ΔE 0.063
- Onyx #343A40 ΔE 0.066
- Deep Teal #00555A ΔE 0.066
Use #474A55 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.