HSL(231, 71%, 45%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,71%,45%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 71%, 45%) color: hsl(231, 71%, 45%)
HEX #213AC4 color: #213AC4
RGB rgb(33, 58, 196) color: rgb(33, 58, 196)
CMYK cmyk(83%, 70%, 0%, 23%) —
HSV hsv(231, 83%, 77%) —
HWB hwb(231 13% 23%) color: hwb(231 13% 23%)
OKLCH oklch(0.4356 0.2136 267.34) color: oklch(0.4356 0.2136 267.34)
Lab lab(32.55 42.25 -73.6) color: lab(32.55 42.25 -73.6)
LCH lch(32.55 84.86 299.86) color: lch(32.55 84.86 299.86)

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 8.51:1
vs Black 2.47:1

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)

#2C2CA3 — rgb(44, 44, 163)

Deuteranopia (Green-blind)

#2A299B — rgb(42, 41, 155)

Tritanopia (Blue-blind)

#228882 — rgb(34, 136, 130)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 71%, 45%);

text

color: hsl(231, 71%, 45%);

border

border: 2px solid hsl(231, 71%, 45%);

gradient light

background: linear-gradient(to right, hsl(231, 71%, 65%), hsl(231, 71%, 45%));

gradient dark

background: linear-gradient(to right, hsl(231, 71%, 45%), hsl(231, 71%, 25%))

hex

background-color: #213AC4;

tailwind

bg-[hsl(231,71%,45%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 71%, 45%, 0.4);

css variable

--color-primary: hsl(231, 71%, 45%);

Related Colors

#384AAD

231,51,45

#0A2ADB

231,91,45

#12206D

231,71,25

#6679E5

231,71,65

#2162C4

216,71,45

#2155C4

221,71,45

#2421C4

241,71,45

#3221C4

246,71,45

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(231, 71%, 45%)?

HEX: #213AC4 | RGB: rgb(33, 58, 196) | CMYK: 83%, 70%, 0%, 23% | HSV: 231°, 83%, 77%. Copy any format from the conversion table above.

What colors go well with #213AC4?

The complementary color is HSL(51, 71%, 45%). For a triadic harmony, use hues 231°, 351°, and 111°. For analogous combinations, try hues 201° and 261°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(231, 71%, 45%) in CSS?

As HSL: color: hsl(231, 71%, 45%); — As HEX: color: #213AC4; — As RGB: color: rgb(33, 58, 196); — Tailwind CSS: bg-[hsl(231,71%,45%)] — CSS variable: --color-primary: hsl(231, 71%, 45%);