#4C45A4
Closest named color: Blueberry (#464196). oklch(45.1% 0.148 282), rgb(76, 69, 164).
Aa
White text reads best on this color (7.79:1).
About this color
#4C45A4 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.148 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.027 away. White text reads best on it, at 7.79:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #4C45A4 |
| RGB | rgb(76, 69, 164) |
| HSL | hsl(244, 41%, 46%) |
| OKLCH | oklch(45.1% 0.148 282) |
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 #4C45A4 | 7.79:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #4C45A4 | 2.69:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #4C45A4 text on white | 7.79:1 | AAA | Lc 86.7 | Fine for body text |
| #4C45A4 text on black | 2.69:1 | 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
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D3D6F9
oklch(88.5% 0.048 281.5)
-
Step 300
300
#B7BAF8
oklch(80.8% 0.087 282.1)
-
Step 400
400
#9494F4
oklch(70.7% 0.139 282.3)
-
Step 500
500
#7C76F0
oklch(63.1% 0.178 282.2)
-
Step 600
600
#675BDE
oklch(55.5% 0.193 282.3)
-
Step 700
700
#564AC1
oklch(49.1% 0.179 282.1)
-
Step 800
800 (this color)
#4C45A4
oklch(45.1% 0.148 282)
-
Step 900
900
#3A367C
oklch(37.7% 0.115 281.9)
-
Step 950
950
#222049
oklch(27% 0.074 282.5)
#4C45A4 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) | #0055A7 | 0.070 |
| Deuteranopia (no green cones) | #004FA2 | 0.068 |
| Tritanopia (no blue cones) | #265B6D | 0.128 |
| Achromatopsia (no color) | #525252 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C45A4
#4C45A4
oklch(45.1% 0.148 282)
- #605700
#605700
oklch(45.1% 0.095 102.5)
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 #4C45A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.045
- Twilight #4E518B ΔE 0.055
- Blue With A Hint Of Purple #533CC6 ΔE 0.058
- Rebecca Purple #663399 ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.066
- Cobalt #1E488F ΔE 0.067
- Blurple #5539CC ΔE 0.069
Use #4C45A4 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.