#4A479E
Closest named color: Blueberry (#464196). oklch(44.9% 0.137 280.9), rgb(74, 71, 158).
Aa
White text reads best on this color (7.81:1).
About this color
#4A479E is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.137 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.021 away. White text reads best on it, at 7.81:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.68:1 |
| White text | 7.81:1 |
Values
| HEX | #4A479E |
| RGB | rgb(74, 71, 158) |
| HSL | hsl(242, 38%, 45%) |
| OKLCH | oklch(44.9% 0.137 280.9) |
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 #4A479E | 7.81:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #4A479E | 2.68:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #4A479E text on white | 7.81:1 | AAA | Lc 86.9 | Fine for body text |
| #4A479E text on black | 2.68:1 | Fails | Lc -15.2 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D3D6F7
oklch(88.4% 0.045 281.3)
-
Step 300
300
#B7BBF4
oklch(80.9% 0.08 281.3)
-
Step 400
400
#9396EF
oklch(70.7% 0.129 281.1)
-
Step 500
500
#7A79E9
oklch(63% 0.164 281)
-
Step 600
600
#655FD7
oklch(55.5% 0.178 281.1)
-
Step 700
700
#544EBB
oklch(49.2% 0.166 280.8)
-
Step 800
800 (this color)
#4A479E
oklch(44.9% 0.137 280.9)
-
Step 900
900
#393878
oklch(37.7% 0.106 280.7)
-
Step 950
950
#212146
oklch(26.9% 0.067 280.9)
#4A479E 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) | #1355A1 | 0.061 |
| Deuteranopia (no green cones) | #054F9C | 0.063 |
| Tritanopia (no blue cones) | #275B6B | 0.119 |
| Achromatopsia (no color) | #525252 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A479E
#4A479E
oklch(44.9% 0.137 280.9)
- #615600
#615600
oklch(45% 0.094 100.8)
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 #4A479E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.021
- Dark Slate Blue #483D8B ΔE 0.039
- Twilight #4E518B ΔE 0.045
- Cobalt #1E488F ΔE 0.060
- Dusk Blue #26538D ΔE 0.061
- Denim Blue #3B5B92 ΔE 0.062
- Rebecca Purple #663399 ΔE 0.063
- Dusk #4E5481 ΔE 0.065
Use #4A479E 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.