#494C73
Closest named color: Dusk (#4E5481). oklch(43.1% 0.064 279.9), rgb(73, 76, 115).
Aa
White text reads best on this color (8.18:1).
About this color
#494C73 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.064 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.031 away. White text reads best on it, at 8.18:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #494C73 |
| RGB | rgb(73, 76, 115) |
| HSL | hsl(236, 22%, 37%) |
| OKLCH | oklch(43.1% 0.064 279.9) |
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 #494C73 | 8.18:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #494C73 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #494C73 text on white | 8.18:1 | AAA | Lc 88.3 | Fine for body text |
| #494C73 text on black | 2.56:1 | Fails | Lc -13.9 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D6D8E7
oklch(88.5% 0.021 279.9)
-
Step 300
300
#BBBED9
oklch(80.8% 0.038 280.5)
-
Step 400
400
#999DC6
oklch(70.7% 0.06 280.4)
-
Step 500
500
#8085B8
oklch(63.2% 0.077 279.6)
-
Step 600
600
#6A6EA4
oklch(55.7% 0.084 280.1)
-
Step 700
700
#585B8C
oklch(49% 0.078 280.4)
-
Step 800
800 (this color)
#494C73
oklch(43.1% 0.064 279.9)
-
Step 900
900
#3C3F5C
oklch(37.8% 0.05 279.2)
-
Step 950
950
#232536
oklch(27% 0.032 278.9)
#494C73 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) | #405175 | 0.018 |
| Deuteranopia (no green cones) | #3E4E72 | 0.017 |
| Tritanopia (no blue cones) | #3E535A | 0.056 |
| Achromatopsia (no color) | #4F4F4F | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #494C73
#494C73
oklch(43.1% 0.064 279.9)
- #585124
#585124
oklch(43.1% 0.065 100.6)
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 #494C73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.031
- Dusty Grape #545775 ΔE 0.038
- Twilight #4E518B ΔE 0.041
- YInMn Blue #415A77 ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.053
- Dusk Blue #26538D ΔE 0.057
- Light Navy #155084 ΔE 0.059
- Denim Blue #3B5B92 ΔE 0.060
Use #494C73 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.