HSL(237, 70%, 40%)
Blue — Blue color
Adjust Color
Color Information
Color Name
Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
9000K
CSS Class
bg-[hsl(237,70%,40%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(237, 70%, 40%) | color: hsl(237, 70%, 40%) | |
| HEX | #1F26AD | color: #1F26AD | |
| RGB | rgb(31, 38, 173) | color: rgb(31, 38, 173) | |
| CMYK | cmyk(82%, 78%, 0%, 32%) | — | |
| HSV | hsv(237, 82%, 68%) | — | |
| HWB | hwb(237 12% 32%) | color: hwb(237 12% 32%) | |
| OKLCH | oklch(0.3802 0.2059 269.34) | color: oklch(0.3802 0.2059 269.34) | |
| Lab | lab(25.84 45.82 -71.06) | color: lab(25.84 45.82 -71.06) | |
| LCH | lch(25.84 84.55 302.81) | color: lch(25.84 84.55 302.81) |
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)
#22228C — rgb(34, 34, 140)
Deuteranopia (Green-blind)
#222185 — rgb(34, 33, 133)
Tritanopia (Blue-blind)
#1F736D — rgb(31, 115, 109)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(237, 70%, 40%);
text
color: hsl(237, 70%, 40%);
border
border: 2px solid hsl(237, 70%, 40%);
gradient light
background: linear-gradient(to right, hsl(237, 70%, 60%), hsl(237, 70%, 40%));
gradient dark
background: linear-gradient(to right, hsl(237, 70%, 40%), hsl(237, 70%, 20%))
hex
background-color: #1F26AD;
tailwind
bg-[hsl(237,70%,40%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(237, 70%, 40%, 0.4);
css variable
--color-primary: hsl(237, 70%, 40%);
Related Colors
Use Cases for Blue
Frequently Asked Questions
What are all the color codes for HSL(237, 70%, 40%)?
HEX: #1F26AD | RGB: rgb(31, 38, 173) | CMYK: 82%, 78%, 0%, 32% | HSV: 237°, 82%, 68%. Copy any format from the conversion table above.
What colors go well with #1F26AD?
The complementary color is HSL(57, 70%, 40%). 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, 70%, 40%) in CSS?
As HSL: color: hsl(237, 70%, 40%); — As HEX: color: #1F26AD; — As RGB: color: rgb(31, 38, 173); — Tailwind CSS: bg-[hsl(237,70%,40%)] — CSS variable: --color-primary: hsl(237, 70%, 40%);