#4B479F
Closest named color: Blueberry (#464196). oklch(45.1% 0.138 281.3), rgb(75, 71, 159).
Aa
White text reads best on this color (7.77:1).
About this color
#4B479F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.138 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.022 away. White text reads best on it, at 7.77:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.70:1 |
| White text | 7.77:1 |
Values
| HEX | #4B479F |
| RGB | rgb(75, 71, 159) |
| HSL | hsl(243, 38%, 45%) |
| OKLCH | oklch(45.1% 0.138 281.3) |
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 #4B479F | 7.77:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #4B479F | 2.70:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #4B479F text on white | 7.77:1 | AAA | Lc 86.7 | Fine for body text |
| #4B479F text on black | 2.70:1 | Fails | Lc -15.4 | 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
#7B79EA
oklch(63.2% 0.166 281.4)
-
Step 600
600
#665FD8
oklch(55.7% 0.18 281.4)
-
Step 700
700
#554DBB
oklch(49.1% 0.167 281.6)
-
Step 800
800 (this color)
#4B479F
oklch(45.1% 0.138 281.3)
-
Step 900
900
#393779
oklch(37.6% 0.109 281.1)
-
Step 950
950
#212147
oklch(27% 0.069 280.7)
#4B479F 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) | #1256A2 | 0.063 |
| Deuteranopia (no green cones) | #034F9D | 0.065 |
| Tritanopia (no blue cones) | #285B6C | 0.119 |
| Achromatopsia (no color) | #525252 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B479F
#4B479F
oklch(45.1% 0.138 281.3)
- #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 #4B479F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.022
- Dark Slate Blue #483D8B ΔE 0.040
- Twilight #4E518B ΔE 0.046
- Cobalt #1E488F ΔE 0.062
- Rebecca Purple #663399 ΔE 0.062
- Dusk Blue #26538D ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.063
- Dusk #4E5481 ΔE 0.066
Use #4B479F 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.