HSL(237, 80%, 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(237,80%,49%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 80%, 49%) color: hsl(237, 80%, 49%)
HEX #1923E1 color: #1923E1
RGB rgb(25, 35, 225) color: rgb(25, 35, 225)
CMYK cmyk(89%, 84%, 0%, 12%)
HSV hsv(237, 89%, 88%)
HWB hwb(237 10% 12%) color: hwb(237 10% 12%)
OKLCH oklch(0.4366 0.2676 266.63) color: oklch(0.4366 0.2676 266.63)
Lab lab(31.45 63.19 -92.25) color: lab(31.45 63.19 -92.25)
LCH lch(31.45 111.82 304.41) color: lch(31.45 111.82 304.41)

Color Theory

Complementary

Triadic

Analogous

Tetradic (Square)

Split-Complementary

Accessibility (WCAG)

White text on color

Black text on color

Color on white bg

Colored text

Contrast Ratios

vs White 8.86:1
vs Black 2.37:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: FAIL ✗

AAA Normal (7:1)

on White: PASS ✓

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#1D1DB3 — rgb(29, 29, 179)

Deuteranopia (Green-blind)

#1D1CA8 — rgb(29, 28, 168)

Tritanopia (Blue-blind)

#1A8F87 — rgb(26, 143, 135)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 80%, 49%);

text

color: hsl(237, 80%, 49%);

border

border: 2px solid hsl(237, 80%, 49%);

gradient light

background: linear-gradient(to right, hsl(237, 80%, 69%), hsl(237, 80%, 49%));

gradient dark

background: linear-gradient(to right, hsl(237, 80%, 49%), hsl(237, 80%, 29%))

hex

background-color: #1923E1;

tailwind

bg-[hsl(237,80%,49%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 80%, 49%, 0.4);

css variable

--color-primary: hsl(237, 80%, 49%);

Related Colors

Use Cases for Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(237, 80%, 49%)?

HEX: #1923E1 | RGB: rgb(25, 35, 225) | CMYK: 89%, 84%, 0%, 12% | HSV: 237°, 89%, 88%. Copy any format from the conversion table above.

What colors go well with #1923E1?

The complementary color is HSL(57, 80%, 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, 80%, 49%) in CSS?

As HSL: color: hsl(237, 80%, 49%); — As HEX: color: #1923E1; — As RGB: color: rgb(25, 35, 225); — Tailwind CSS: bg-[hsl(237,80%,49%)] — CSS variable: --color-primary: hsl(237, 80%, 49%);