HSL(233, 70%, 51%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(233,70%,51%)]

Color Conversions

Format Value CSS Usage
HSL hsl(233, 70%, 51%) color: hsl(233, 70%, 51%)
HEX #2B3FDA color: #2B3FDA
RGB rgb(43, 63, 218) color: rgb(43, 63, 218)
CMYK cmyk(80%, 71%, 0%, 15%)
HSV hsv(233, 80%, 85%)
HWB hwb(233 17% 15%) color: hwb(233 17% 15%)
OKLCH oklch(0.4698 0.2327 268.6) color: oklch(0.4698 0.2327 268.6)
Lab lab(36.23 47.59 -80.28) color: lab(36.23 47.59 -80.28)
LCH lch(36.23 93.33 300.66) color: lch(36.23 93.33 300.66)

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 7.43:1
vs Black 2.83:1

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)

#3434B4 — rgb(52, 52, 180)

Deuteranopia (Green-blind)

#3331AC — rgb(51, 49, 172)

Tritanopia (Blue-blind)

#2C9790 — rgb(44, 151, 144)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(233, 70%, 51%);

text

color: hsl(233, 70%, 51%);

border

border: 2px solid hsl(233, 70%, 51%);

gradient light

background: linear-gradient(to right, hsl(233, 70%, 71%), hsl(233, 70%, 51%));

gradient dark

background: linear-gradient(to right, hsl(233, 70%, 51%), hsl(233, 70%, 31%))

hex

background-color: #2B3FDA;

tailwind

bg-[hsl(233,70%,51%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(233, 70%, 51%, 0.4);

css variable

--color-primary: hsl(233, 70%, 51%);

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(233, 70%, 51%)?

HEX: #2B3FDA | RGB: rgb(43, 63, 218) | CMYK: 80%, 71%, 0%, 15% | HSV: 233°, 80%, 85%. Copy any format from the conversion table above.

What colors go well with #2B3FDA?

The complementary color is HSL(53, 70%, 51%). For a triadic harmony, use hues 233°, 353°, and 113°. For analogous combinations, try hues 203° and 263°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(233, 70%, 51%) in CSS?

As HSL: color: hsl(233, 70%, 51%); — As HEX: color: #2B3FDA; — As RGB: color: rgb(43, 63, 218); — Tailwind CSS: bg-[hsl(233,70%,51%)] — CSS variable: --color-primary: hsl(233, 70%, 51%);