#474F73
Closest named color: Dusk (#4E5481). oklch(43.6% 0.06 274), rgb(71, 79, 115).
Aa
White text reads best on this color (7.97:1).
About this color
#474F73 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.060 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.028 away. White text reads best on it, at 7.97:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.63:1 |
| White text | 7.97:1 |
Values
| HEX | #474F73 |
| RGB | rgb(71, 79, 115) |
| HSL | hsl(229, 24%, 36%) |
| OKLCH | oklch(43.6% 0.06 274) |
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 #474F73 | 7.97:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #474F73 | 2.63:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #474F73 text on white | 7.97:1 | AAA | Lc 87.6 | Fine for body text |
| #474F73 text on black | 2.63:1 | Fails | Lc -14.5 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F1
oklch(93.5% 0.011 274.9)
-
Step 200
200
#D5D8E7
oklch(88.4% 0.021 276.9)
-
Step 300
300
#B9BFD8
oklch(80.8% 0.036 274.9)
-
Step 400
400
#959FC5
oklch(70.8% 0.057 273.4)
-
Step 500
500
#7C87B6
oklch(63.2% 0.072 274)
-
Step 600
600
#6570A2
oklch(55.7% 0.079 274.1)
-
Step 700
700
#545D8A
oklch(49% 0.073 274.7)
-
Step 800
800 (this color)
#474F73
oklch(43.6% 0.06 274)
-
Step 900
900
#3A405B
oklch(37.8% 0.047 274.3)
-
Step 950
950
#222535
oklch(26.9% 0.03 276)
#474F73 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) | #435375 | 0.012 |
| Deuteranopia (no green cones) | #404F72 | 0.010 |
| Tritanopia (no blue cones) | #3A565C | 0.054 |
| Achromatopsia (no color) | #515151 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474F73
#474F73
oklch(43.6% 0.06 274)
- #5C5128
#5C5128
oklch(43.6% 0.061 94.7)
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 #474F73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.028
- YInMn Blue #415A77 ΔE 0.032
- Dusty Grape #545775 ΔE 0.033
- Twilight #4E518B ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.047
- Dusk Blue #26538D ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.055
- Light Navy #155084 ΔE 0.057
Use #474F73 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.