#474A66
Closest named color: Dusty Grape (#545775). oklch(41.8% 0.047 279.4), rgb(71, 74, 102).
Aa
White text reads best on this color (8.60:1).
About this color
#474A66 is a dark, muted blue. In OKLCH its lightness is 42%, its chroma 0.047 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.048 away. White text reads best on it, at 8.60:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.43:1 |
| White text | 8.60:1 |
Values
| HEX | #474A66 |
| RGB | rgb(71, 74, 102) |
| HSL | hsl(234, 18%, 34%) |
| OKLCH | oklch(41.8% 0.047 279.4) |
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 #474A66 | 8.60:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #474A66 | 2.43:1 | Fails | Lc 14.4 | Not readable |
| #474A66 text on white | 8.60:1 | AAA | Lc 89.6 | Fine for body text |
| #474A66 text on black | 2.43:1 | Fails | Lc -12.7 | 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
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D7D8E3
oklch(88.5% 0.015 281.9)
-
Step 300
300
#BCBFD3
oklch(80.9% 0.028 279)
-
Step 400
400
#9A9EBC
oklch(70.6% 0.044 279.2)
-
Step 500
500
#8286AB
oklch(63% 0.056 279.8)
-
Step 600
600
#6C7097
oklch(55.7% 0.061 279.7)
-
Step 700
700
#5A5D81
oklch(49% 0.058 280.3)
-
Step 800
800 (this color)
#474A66
oklch(41.8% 0.047 279.4)
-
Step 900
900
#3D4055
oklch(37.8% 0.036 278.2)
-
Step 950
950
#242532
oklch(26.9% 0.024 281.2)
#474A66 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) | #424D67 | 0.011 |
| Deuteranopia (no green cones) | #404B65 | 0.011 |
| Tritanopia (no blue cones) | #3F4F54 | 0.041 |
| Achromatopsia (no color) | #4C4C4C | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474A66
#474A66
oklch(41.8% 0.047 279.4)
- #534D2F
#534D2F
oklch(41.8% 0.046 98.3)
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 #474A66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.049
- Dusk #4E5481 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.059
- Charcoal #264653 ΔE 0.059
- Twilight #4E518B ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.065
Use #474A66 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.