#4B489B
Closest named color: Blueberry (#464196). oklch(45% 0.131 281.3), rgb(75, 72, 155).
Aa
White text reads best on this color (7.77:1).
About this color
#4B489B is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.131 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 7.77:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.69:1 |
| White text | 7.77:1 |
Values
| HEX | #4B489B |
| RGB | rgb(75, 72, 155) |
| HSL | hsl(242, 37%, 45%) |
| OKLCH | oklch(45% 0.131 281.3) |
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 #4B489B | 7.77:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #4B489B | 2.69:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #4B489B text on white | 7.77:1 | AAA | Lc 86.8 | Fine for body text |
| #4B489B text on black | 2.69:1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F5
oklch(88.4% 0.043 282.6)
-
Step 300
300
#B7BBF2
oklch(80.8% 0.078 281.3)
-
Step 400
400
#9497EB
oklch(70.8% 0.122 281.2)
-
Step 500
500
#7B7AE5
oklch(63.1% 0.157 281.3)
-
Step 600
600
#6661D3
oklch(55.7% 0.17 281.3)
-
Step 700
700
#554FB7
oklch(49.1% 0.159 281.4)
-
Step 800
800 (this color)
#4B489B
oklch(45% 0.131 281.3)
-
Step 900
900
#3A3876
oklch(37.7% 0.103 281.7)
-
Step 950
950
#222145
oklch(26.9% 0.066 282.3)
#4B489B 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) | #1C559E | 0.057 |
| Deuteranopia (no green cones) | #144F99 | 0.059 |
| Tritanopia (no blue cones) | #2C5A6A | 0.113 |
| Achromatopsia (no color) | #525252 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B489B
#4B489B
oklch(45% 0.131 281.3)
- #605600
#605600
oklch(44.9% 0.094 101.6)
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 #4B489B, 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 0.037
- Twilight #4E518B ΔE 0.039
- Dusk Blue #26538D ΔE 0.058
- Denim Blue #3B5B92 ΔE 0.058
- Dusk #4E5481 ΔE 0.059
- Cobalt #1E488F ΔE 0.059
- Rebecca Purple #663399 ΔE 0.063
Use #4B489B 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.