HSL(237, 66%, 56%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,66%,56%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 66%, 56%) color: hsl(237, 66%, 56%)
HEX #454CD9 color: #454CD9
RGB rgb(69, 76, 217) color: rgb(69, 76, 217)
CMYK cmyk(68%, 65%, 0%, 15%)
HSV hsv(237, 68%, 85%)
HWB hwb(237 27% 15%) color: hwb(237 27% 15%)
OKLCH oklch(0.5027 0.2111 273.7) color: oklch(0.5027 0.2111 273.7)
Lab lab(40.32 42.03 -72.94) color: lab(40.32 42.03 -72.94)
LCH lch(40.32 84.18 299.95) color: lch(40.32 84.18 299.95)

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 6.39:1
vs Black 3.29:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: PASS ✓

AAA Normal (7:1)

on White: FAIL ✗

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#4848B7 — rgb(72, 72, 183)

Deuteranopia (Green-blind)

#4847AF — rgb(72, 71, 175)

Tritanopia (Blue-blind)

#459C96 — rgb(69, 156, 150)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 66%, 56%);

text

color: hsl(237, 66%, 56%);

border

border: 2px solid hsl(237, 66%, 56%);

gradient light

background: linear-gradient(to right, hsl(237, 66%, 76%), hsl(237, 66%, 56%));

gradient dark

background: linear-gradient(to right, hsl(237, 66%, 56%), hsl(237, 66%, 36%))

hex

background-color: #454CD9;

tailwind

bg-[hsl(237,66%,56%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 66%, 56%, 0.4);

css variable

--color-primary: hsl(237, 66%, 56%);

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, 66%, 56%)?

HEX: #454CD9 | RGB: rgb(69, 76, 217) | CMYK: 68%, 65%, 0%, 15% | HSV: 237°, 68%, 85%. Copy any format from the conversion table above.

What colors go well with #454CD9?

The complementary color is HSL(57, 66%, 56%). 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, 66%, 56%) in CSS?

As HSL: color: hsl(237, 66%, 56%); — As HEX: color: #454CD9; — As RGB: color: rgb(69, 76, 217); — Tailwind CSS: bg-[hsl(237,66%,56%)] — CSS variable: --color-primary: hsl(237, 66%, 56%);