#4E40B1
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(45.5% 0.172 282.8), rgb(78, 64, 177).
Aa
White text reads best on this color (7.80:1).
About this color
#4E40B1 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.172 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.035 away. White text reads best on it, at 7.80:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 2.69:1 |
| White text | 7.80:1 |
Values
| HEX | #4E40B1 |
| RGB | rgb(78, 64, 177) |
| HSL | hsl(247, 47%, 47%) |
| OKLCH | oklch(45.5% 0.172 282.8) |
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 #4E40B1 | 7.80:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #4E40B1 | 2.69:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #4E40B1 text on white | 7.80:1 | AAA | Lc 86.6 | Fine for body text |
| #4E40B1 text on black | 2.69:1 | Fails | Lc -15.5 | 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
#F4F5FF
oklch(97.2% 0.013 281.6)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D3D5FE
oklch(88.5% 0.056 283)
-
Step 300
300
#B7B9FF
oklch(80.9% 0.098 282.7)
-
Step 400
400
#9491FF
oklch(70.7% 0.158 282.8)
-
Step 500
500
#7D70FF
oklch(63.1% 0.205 282.9)
-
Step 600
600
#6852EF
oklch(55.5% 0.225 282.6)
-
Step 700
700
#5841D0
oklch(49.1% 0.208 282.9)
-
Step 800
800 (this color)
#4E40B1
oklch(45.5% 0.172 282.8)
-
Step 900
900
#3B3285
oklch(37.8% 0.134 282.8)
-
Step 950
950
#221E4E
oklch(27% 0.085 282.8)
#4E40B1 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) | #0056B5 | 0.077 |
| Deuteranopia (no green cones) | #004EAF | 0.072 |
| Tritanopia (no blue cones) | #1E5C72 | 0.146 |
| Achromatopsia (no color) | #525252 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E40B1
#4E40B1
oklch(45.5% 0.172 282.8)
- #615800
#615800
oklch(45.5% 0.095 102.6)
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 #4E40B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.035
- Blurple #5539CC ΔE 0.045
- Blueberry #464196 ΔE 0.046
- Bluey Purple #6241C7 ΔE 0.048
- Majorelle Blue #3F37C9 ΔE 0.049
- Rebecca Purple #663399 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.063
- Blue Blue #2242C7 ΔE 0.065
Use #4E40B1 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.