HSL(233, 77%, 39%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(233,77%,39%)]

Color Conversions

Format Value CSS Usage
HSL hsl(233, 77%, 39%) color: hsl(233, 77%, 39%)
HEX #1729B0 color: #1729B0
RGB rgb(23, 41, 176) color: rgb(23, 41, 176)
CMYK cmyk(87%, 77%, 0%, 31%)
HSV hsv(233, 87%, 69%)
HWB hwb(233 9% 31%) color: hwb(233 9% 31%)
OKLCH oklch(0.3846 0.2086 267.11) color: oklch(0.3846 0.2086 267.11)
Lab lab(26.45 44.74 -71.86) color: lab(26.45 44.74 -71.86)
LCH lch(26.45 84.65 301.91) color: lch(26.45 84.65 301.91)

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 10.6:1
vs Black 1.98:1

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)

#1F1F8F — rgb(31, 31, 143)

Deuteranopia (Green-blind)

#1E1C88 — rgb(30, 28, 136)

Tritanopia (Blue-blind)

#187670 — rgb(24, 118, 112)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(233, 77%, 39%);

text

color: hsl(233, 77%, 39%);

border

border: 2px solid hsl(233, 77%, 39%);

gradient light

background: linear-gradient(to right, hsl(233, 77%, 59%), hsl(233, 77%, 39%));

gradient dark

background: linear-gradient(to right, hsl(233, 77%, 39%), hsl(233, 77%, 19%))

hex

background-color: #1729B0;

tailwind

bg-[hsl(233,77%,39%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(233, 77%, 39%, 0.4);

css variable

--color-primary: hsl(233, 77%, 39%);

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, 77%, 39%)?

HEX: #1729B0 | RGB: rgb(23, 41, 176) | CMYK: 87%, 77%, 0%, 31% | HSV: 233°, 87%, 69%. Copy any format from the conversion table above.

What colors go well with #1729B0?

The complementary color is HSL(53, 77%, 39%). 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, 77%, 39%) in CSS?

As HSL: color: hsl(233, 77%, 39%); — As HEX: color: #1729B0; — As RGB: color: rgb(23, 41, 176); — Tailwind CSS: bg-[hsl(233,77%,39%)] — CSS variable: --color-primary: hsl(233, 77%, 39%);