#4328C0
Closest named color: Majorelle Blue (#3F37C9). oklch(42.6% 0.218 279.9), rgb(67, 40, 192).
Aa
White text reads best on this color (9.11:1).
About this color
#4328C0 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.218 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Majorelle Blue (#3F37C9), ΔE 0.030 away. White text reads best on it, at 9.11:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.218) |
| Temperature | cool |
| Nearest name | Majorelle Blue (#3F37C9) |
| Black text | 2.30:1 |
| White text | 9.11:1 |
Values
| HEX | #4328C0 |
| RGB | rgb(67, 40, 192) |
| HSL | hsl(251, 66%, 45%) |
| OKLCH | oklch(42.6% 0.218 279.9) |
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 #4328C0 | 9.11:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #4328C0 | 2.30:1 | Fails | Lc 14.2 | Not readable |
| #4328C0 text on white | 9.11:1 | AAA | Lc 89.8 | Fine for body text |
| #4328C0 text on black | 2.30:1 | Fails | Lc -12.4 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300
#B4BAFF
oklch(80.9% 0.098 280.1)
-
Step 400
400
#8F93FF
oklch(70.7% 0.156 280)
-
Step 500
500
#7673FF
oklch(63.1% 0.202 279.9)
-
Step 600
600
#624CFF
oklch(55.6% 0.251 280)
-
Step 700
700
#532BEE
oklch(49% 0.263 279.9)
-
Step 800
800 (this color)
#4328C0
oklch(42.6% 0.218 279.9)
-
Step 900
900
#372A97
oklch(37.8% 0.169 280)
-
Step 950
950
#1F1A59
oklch(27% 0.109 279.8)
#4328C0 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) | #004EC4 | 0.083 |
| Deuteranopia (no green cones) | #0042BD | 0.068 |
| Tritanopia (no blue cones) | #005674 | 0.175 |
| Achromatopsia (no color) | #484848 | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4328C0
#4328C0
oklch(42.6% 0.218 279.9)
- #5A4F00
#5A4F00
oklch(42.5% 0.088 100.1)
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 #4328C0, closest first.
No curated palette has a color within ΔE 0.04 of #4328C0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Majorelle Blue #3F37C9 ΔE 0.030
- Violet Blue #510AC9 ΔE 0.035
- Indigo Blue #3A18B1 ΔE 0.040
- Blue With A Hint Of Purple #533CC6 ΔE 0.048
- Blurple #5539CC ΔE 0.050
- Purple Blue #5D21D0 ΔE 0.051
- Imperial Purple #480CA8 ΔE 0.055
- Blue Blue #2242C7 ΔE 0.057
Use #4328C0 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.