HSL(237, 78%, 49%)
Blue — Blue color
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Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,78%,49%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 78%, 49%) | color: hsl(237, 78%, 49%) | |
| HEX | #1B25DE | color: #1B25DE | |
| RGB | rgb(27, 37, 222) | color: rgb(27, 37, 222) | |
| CMYK | cmyk(88%, 83%, 0%, 13%) | — | |
| HSV | hsv(237, 88%, 87%) | — | |
| HWB | hwb(237 10% 13%) | color: hwb(237 10% 13%) | |
| OKLCH | oklch(0.4354 0.2627 266.96) | color: oklch(0.4354 0.2627 266.96) | |
| Lab | lab(31.41 61.53 -90.59) | color: lab(31.41 61.53 -90.59) | |
| LCH | lch(31.41 109.51 304.18) | color: lch(31.41 109.51 304.18) |
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)
#1F1FB1 — rgb(31, 31, 177)
Deuteranopia (Green-blind)
#1F1EA7 — rgb(31, 30, 167)
Tritanopia (Blue-blind)
#1C8E86 — rgb(28, 142, 134)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 78%, 49%);
text
color: hsl(237, 78%, 49%);
border
border: 2px solid hsl(237, 78%, 49%);
gradient light
background: linear-gradient(to right, hsl(237, 78%, 69%), hsl(237, 78%, 49%));
gradient dark
background: linear-gradient(to right, hsl(237, 78%, 49%), hsl(237, 78%, 29%))
hex
background-color: #1B25DE;
tailwind
bg-[hsl(237,78%,49%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 78%, 49%, 0.4);
css variable
--color-primary: hsl(237, 78%, 49%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 78%, 49%)?
HEX: #1B25DE | RGB: rgb(27, 37, 222) | CMYK: 88%, 83%, 0%, 13% | HSV: 237°, 88%, 87%. Copy any format from the conversion table above.
What colors go well with #1B25DE?
The complementary color is HSL(57, 78%, 49%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(237, 78%, 49%) in CSS?
As HSL: color: hsl(237, 78%, 49%); — As HEX: color: #1B25DE; — As RGB: color: rgb(27, 37, 222); — Tailwind CSS: bg-[hsl(237,78%,49%)] — CSS variable: --color-primary: hsl(237, 78%, 49%);