HSL(233, 73%, 45%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(233,73%,45%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(233, 73%, 45%) | color: hsl(233, 73%, 45%) | |
| HEX | #1F33C7 | color: #1F33C7 | |
| RGB | rgb(31, 51, 199) | color: rgb(31, 51, 199) | |
| CMYK | cmyk(84%, 74%, 0%, 22%) | — | |
| HSV | hsv(233, 84%, 78%) | — | |
| HWB | hwb(233 12% 22%) | color: hwb(233 12% 22%) | |
| OKLCH | oklch(0.4274 0.2247 267.55) | color: oklch(0.4274 0.2247 267.55) | |
| Lab | lab(31.3 47.32 -77.43) | color: lab(31.3 47.32 -77.43) | |
| LCH | lch(31.3 90.74 301.43) | color: lch(31.3 90.74 301.43) |
Color Theory
Accessibility (WCAG)
White text on color
Black text on color
Colored text
Contrast Ratios
AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
Best text on this color: white
Color Blindness Simulation
Protanopia (Red-blind)
#2828A3 — rgb(40, 40, 163)
Deuteranopia (Green-blind)
#27259B — rgb(39, 37, 155)
Tritanopia (Blue-blind)
#208781 — rgb(32, 135, 129)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(233, 73%, 45%);
text
color: hsl(233, 73%, 45%);
border
border: 2px solid hsl(233, 73%, 45%);
gradient light
background: linear-gradient(to right, hsl(233, 73%, 65%), hsl(233, 73%, 45%));
gradient dark
background: linear-gradient(to right, hsl(233, 73%, 45%), hsl(233, 73%, 25%))
hex
background-color: #1F33C7;
tailwind
bg-[hsl(233,73%,45%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(233, 73%, 45%, 0.4);
css variable
--color-primary: hsl(233, 73%, 45%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(233, 73%, 45%)?
HEX: #1F33C7 | RGB: rgb(31, 51, 199) | CMYK: 84%, 74%, 0%, 22% | HSV: 233°, 84%, 78%. Copy any format from the conversion table above.
What colors go well with #1F33C7?
The complementary color is HSL(53, 73%, 45%). For a triadic harmony, use hues 233°, 353°, and 113°. For analogous combinations, try hues 203° and 263°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(233, 73%, 45%) in CSS?
As HSL: color: hsl(233, 73%, 45%); — As HEX: color: #1F33C7; — As RGB: color: rgb(31, 51, 199); — Tailwind CSS: bg-[hsl(233,73%,45%)] — CSS variable: --color-primary: hsl(233, 73%, 45%);