#494F80
Closest named color: Dusk (#4E5481). oklch(44.5% 0.081 277.3), rgb(73, 79, 128).
Aa
White text reads best on this color (7.73:1).
About this color
#494F80 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.081 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.017 away. White text reads best on it, at 7.73:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.71:1 |
| White text | 7.73:1 |
Values
| HEX | #494F80 |
| RGB | rgb(73, 79, 128) |
| HSL | hsl(233, 27%, 39%) |
| OKLCH | oklch(44.5% 0.081 277.3) |
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 #494F80 | 7.73:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #494F80 | 2.71:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #494F80 text on white | 7.73:1 | AAA | Lc 86.8 | Fine for body text |
| #494F80 text on black | 2.71:1 | Fails | Lc -15.3 | Dividers and decoration only |
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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D4D8EB
oklch(88.5% 0.026 276.4)
-
Step 300
300
#B8BEE0
oklch(80.8% 0.048 277.4)
-
Step 400
400
#949DD0
oklch(70.8% 0.075 276.5)
-
Step 500
500
#7B84C3
oklch(63.2% 0.095 277.1)
-
Step 600
600
#646CB0
oklch(55.5% 0.106 277.3)
-
Step 700
700
#535A97
oklch(49% 0.098 277.2)
-
Step 800
800 (this color)
#494F80
oklch(44.5% 0.081 277.3)
-
Step 900
900
#393E63
oklch(37.7% 0.064 277)
-
Step 950
950
#22253A
oklch(27.2% 0.039 277.2)
#494F80 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) | #3E5582 | 0.021 |
| Deuteranopia (no green cones) | #3A517F | 0.021 |
| Tritanopia (no blue cones) | #385961 | 0.072 |
| Achromatopsia (no color) | #535353 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #494F80
#494F80
oklch(44.5% 0.081 277.3)
- #605416
#605416
oklch(44.5% 0.081 97.9)
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 #494F80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.017
- Twilight #4E518B ΔE 0.020
- Dusty Grape #545775 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.042
- Dusk Blue #26538D ΔE 0.044
- Dusky Blue #475F94 ΔE 0.050
Use #494F80 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.