#494D78
Closest named color: Dusk (#4E5481). oklch(43.6% 0.071 279), rgb(73, 77, 120).
Aa
White text reads best on this color (8.02:1).
About this color
#494D78 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.071 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.025 away. White text reads best on it, at 8.02:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.61:1 |
| White text | 8.02:1 |
Values
| HEX | #494D78 |
| RGB | rgb(73, 77, 120) |
| HSL | hsl(235, 24%, 38%) |
| OKLCH | oklch(43.6% 0.071 279) |
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 #494D78 | 8.02:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #494D78 | 2.61:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #494D78 text on white | 8.02:1 | AAA | Lc 87.8 | Fine for body text |
| #494D78 text on black | 2.61:1 | Fails | Lc -14.4 | 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
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D5D8E9
oklch(88.5% 0.023 277.9)
-
Step 300
300
#BABEDC
oklch(80.8% 0.042 279.4)
-
Step 400
400
#979DCA
oklch(70.7% 0.066 278.6)
-
Step 500
500
#7E84BC
oklch(63% 0.084 279)
-
Step 600
600
#686DA9
oklch(55.6% 0.093 279.3)
-
Step 700
700
#565B91
oklch(49.1% 0.086 278.7)
-
Step 800
800 (this color)
#494D78
oklch(43.6% 0.071 279)
-
Step 900
900
#3B3E5F
oklch(37.6% 0.056 279.3)
-
Step 950
950
#232537
oklch(27.1% 0.034 279)
#494D78 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) | #3F527A | 0.019 |
| Deuteranopia (no green cones) | #3C4F77 | 0.019 |
| Tritanopia (no blue cones) | #3B555D | 0.062 |
| Achromatopsia (no color) | #505050 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #494D78
#494D78
oklch(43.6% 0.071 279)
- #5B521F
#5B521F
oklch(43.6% 0.071 99.3)
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 #494D78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.025
- Twilight #4E518B ΔE 0.033
- Dusty Grape #545775 ΔE 0.037
- YInMn Blue #415A77 ΔE 0.040
- Light Navy Blue #2E5A88 ΔE 0.048
- Dusk Blue #26538D ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.053
- Light Navy #155084 ΔE 0.057
Use #494D78 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.