#474A63
Closest named color: Dark Grey Blue (#29465B). oklch(41.7% 0.042 279.1), rgb(71, 74, 99).
Aa
White text reads best on this color (8.65:1).
About this color
#474A63 is a dark, muted blue. In OKLCH its lightness is 42%, its chroma 0.042 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.047 away. White text reads best on it, at 8.65:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #474A63 |
| RGB | rgb(71, 74, 99) |
| HSL | hsl(234, 16%, 33%) |
| OKLCH | oklch(41.7% 0.042 279.1) |
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 #474A63 | 8.65:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #474A63 | 2.42:1 | Fails | Lc 14.3 | Not readable |
| #474A63 text on white | 8.65:1 | AAA | Lc 89.7 | Fine for body text |
| #474A63 text on black | 2.42:1 | Fails | Lc -12.6 | 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 800.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D7D8E2
oklch(88.4% 0.014 281.5)
-
Step 300
300
#BDBFD1
oklch(80.9% 0.025 280.8)
-
Step 400
400
#9B9FB9
oklch(70.8% 0.038 278.5)
-
Step 500
500
#8287A8
oklch(63.1% 0.05 278.1)
-
Step 600
600
#6C7093
oklch(55.5% 0.054 279.4)
-
Step 700
700
#5A5E7D
oklch(49.1% 0.05 278.7)
-
Step 800
800 (this color)
#474A63
oklch(41.7% 0.042 279.1)
-
Step 900
900
#3E4053
oklch(37.7% 0.033 280)
-
Step 950
950
#242631
oklch(27.1% 0.021 276.9)
#474A63 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) | #434D64 | 0.010 |
| Deuteranopia (no green cones) | #414B62 | 0.010 |
| Tritanopia (no blue cones) | #404F53 | 0.037 |
| Achromatopsia (no color) | #4C4C4C | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474A63
#474A63
oklch(41.7% 0.042 279.1)
- #524D32
#524D32
oklch(41.8% 0.042 99)
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 #474A63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.047
- Dusty Grape #545775 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.051
- Dusk #4E5481 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.055
- Charcoal #264653 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.061
- Twilight #4E518B ΔE 0.067
Use #474A63 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.