#4733B1
Closest named color: Majorelle Blue (#3F37C9). oklch(42.9% 0.189 282.2), rgb(71, 51, 177).
Aa
White text reads best on this color (8.83:1).
About this color
#4733B1 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.189 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Majorelle Blue (#3F37C9), ΔE 0.042 away. White text reads best on it, at 8.83:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.189) |
| Temperature | cool |
| Nearest name | Majorelle Blue (#3F37C9) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #4733B1 |
| RGB | rgb(71, 51, 177) |
| HSL | hsl(250, 55%, 45%) |
| OKLCH | oklch(42.9% 0.189 282.2) |
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 #4733B1 | 8.83:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #4733B1 | 2.37:1 | Fails | Lc 14.5 | Not readable |
| #4733B1 text on white | 8.83:1 | AAA | Lc 89.5 | Fine for body text |
| #4733B1 text on black | 2.37:1 | Fails | Lc -12.8 | Not readable |
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
#E6E8FF
oklch(93.6% 0.031 281.8)
-
Step 200
200
#D2D5FF
oklch(88.4% 0.058 281.9)
-
Step 300
300
#B6B9FF
oklch(80.9% 0.099 282.1)
-
Step 400
400
#9391FF
oklch(70.6% 0.158 282.4)
-
Step 500
500
#7B71FF
oklch(63.1% 0.204 282)
-
Step 600
600
#684CFA
oklch(55.6% 0.244 282.3)
-
Step 700
700
#573ADA
oklch(49% 0.228 282.3)
-
Step 800
800 (this color)
#4733B1
oklch(42.9% 0.189 282.2)
-
Step 900
900
#3A2F8B
oklch(37.7% 0.146 282.2)
-
Step 950
950
#211D52
oklch(27% 0.093 281.5)
#4733B1 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) | #004EB5 | 0.077 |
| Deuteranopia (no green cones) | #0046AF | 0.070 |
| Tritanopia (no blue cones) | #00556E | 0.159 |
| Achromatopsia (no color) | #4A4A4A | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4733B1
#4733B1
oklch(42.9% 0.189 282.2)
- #595100
#595100
oklch(42.9% 0.09 102.9)
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 #4733B1, closest first.
No curated palette has a color within ΔE 0.04 of #4733B1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Majorelle Blue #3F37C9 ΔE 0.042
- Blue With A Hint Of Purple #533CC6 ΔE 0.044
- Indigo Blue #3A18B1 ΔE 0.050
- Blurple #5539CC ΔE 0.051
- Sapphire #2138AB ΔE 0.052
- Blueberry #464196 ΔE 0.054
- Violet Blue #510AC9 ΔE 0.056
- Imperial Purple #480CA8 ΔE 0.056
Use #4733B1 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.