#474B79
Closest named color: Dusk (#4E5481). oklch(43.1% 0.076 278.9), rgb(71, 75, 121).
Aa
White text reads best on this color (8.23:1).
About this color
#474B79 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.076 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.030 away. White text reads best on it, at 8.23:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.55:1 |
| White text | 8.23:1 |
Values
| HEX | #474B79 |
| RGB | rgb(71, 75, 121) |
| HSL | hsl(235, 26%, 38%) |
| OKLCH | oklch(43.1% 0.076 278.9) |
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 #474B79 | 8.23:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #474B79 | 2.55:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #474B79 text on white | 8.23:1 | AAA | Lc 88.4 | Fine for body text |
| #474B79 text on black | 2.55:1 | Fails | Lc -13.8 | 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
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#BABEDE
oklch(80.9% 0.045 279.7)
-
Step 400
400
#969CCD
oklch(70.6% 0.072 279)
-
Step 500
500
#7D84C0
oklch(63.2% 0.09 278.4)
-
Step 600
600
#676CAC
oklch(55.5% 0.099 279.2)
-
Step 700
700
#565A94
oklch(49.1% 0.092 279.4)
-
Step 800
800 (this color)
#474B79
oklch(43.1% 0.076 278.9)
-
Step 900
900
#3B3E61
oklch(37.7% 0.06 279.4)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#474B79 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) | #3C517B | 0.021 |
| Deuteranopia (no green cones) | #384D78 | 0.021 |
| Tritanopia (no blue cones) | #38545C | 0.067 |
| Achromatopsia (no color) | #4F4F4F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474B79
#474B79
oklch(43.1% 0.076 278.9)
- #5A5018
#5A5018
oklch(42.9% 0.075 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 #474B79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.030
- Twilight #4E518B ΔE 0.034
- Dusty Grape #545775 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.046
- Dusk Blue #26538D ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.050
- Dark Slate Blue #483D8B ΔE 0.053
- Light Navy #155084 ΔE 0.054
Use #474B79 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.