#494B79
Closest named color: Dusk (#4E5481). oklch(43.2% 0.076 280.8), rgb(73, 75, 121).
Aa
White text reads best on this color (8.18:1).
About this color
#494B79 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.076 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.029 away. White text reads best on it, at 8.18:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #494B79 |
| RGB | rgb(73, 75, 121) |
| HSL | hsl(238, 25%, 38%) |
| OKLCH | oklch(43.2% 0.076 280.8) |
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 #494B79 | 8.18:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #494B79 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #494B79 text on white | 8.18:1 | AAA | Lc 88.2 | Fine for body text |
| #494B79 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8EA
oklch(88.6% 0.025 280.8)
-
Step 300
300
#BBBEDD
oklch(80.9% 0.044 281)
-
Step 400
400
#989CCC
oklch(70.7% 0.07 280.7)
-
Step 500
500
#7F83BF
oklch(63.1% 0.09 280.5)
-
Step 600
600
#696CAB
oklch(55.6% 0.097 280.7)
-
Step 700
700
#585A93
oklch(49.2% 0.091 281)
-
Step 800
800 (this color)
#494B79
oklch(43.2% 0.076 280.8)
-
Step 900
900
#3C3E60
oklch(37.8% 0.058 280.7)
-
Step 950
950
#232438
oklch(26.9% 0.037 281.4)
#494B79 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 | 0.023 |
| Deuteranopia (no green cones) | #394D78 | 0.023 |
| Tritanopia (no blue cones) | #3B545C | 0.066 |
| Achromatopsia (no color) | #4F4F4F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #494B79
#494B79
oklch(43.2% 0.076 280.8)
- #5A5119
#5A5119
oklch(43.2% 0.075 100.1)
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 #494B79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.029
- Twilight #4E518B ΔE 0.033
- Dusty Grape #545775 ΔE 0.043
- YInMn Blue #415A77 ΔE 0.046
- Dusk Blue #26538D ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.055
Use #494B79 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.