HSL(203, 47%, 23%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

7000K

CSS Class

bg-[hsl(203,47%,23%)]

Color Conversions

Format Value CSS Usage
HSL hsl(203, 47%, 23%) color: hsl(203, 47%, 23%)
HEX #1F4156 color: #1F4156
RGB rgb(31, 65, 86) color: rgb(31, 65, 86)
CMYK cmyk(64%, 24%, 0%, 66%)
HSV hsv(203, 64%, 34%)
HWB hwb(203 12% 66%) color: hwb(203 12% 66%)
OKLCH oklch(0.3597 0.0539 237.91) color: oklch(0.3597 0.0539 237.91)
Lab lab(25.99 -5.15 -16.31) color: lab(25.99 -5.15 -16.31)
LCH lch(25.99 17.1 252.48) color: lch(25.99 17.1 252.48)

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 10.78:1
vs Black 1.95:1

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)

#2E2E51 — rgb(46, 46, 81)

Deuteranopia (Green-blind)

#2C2950 — rgb(44, 41, 80)

Tritanopia (Blue-blind)

#214D4C — rgb(33, 77, 76)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(203, 47%, 23%);

text

color: hsl(203, 47%, 23%);

border

border: 2px solid hsl(203, 47%, 23%);

gradient light

background: linear-gradient(to right, hsl(203, 47%, 43%), hsl(203, 47%, 23%));

gradient dark

background: linear-gradient(to right, hsl(203, 47%, 23%), hsl(203, 47%, 3%))

hex

background-color: #1F4156;

tailwind

bg-[hsl(203,47%,23%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(203, 47%, 23%, 0.4);

css variable

--color-primary: hsl(203, 47%, 23%);

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(203, 47%, 23%)?

HEX: #1F4156 | RGB: rgb(31, 65, 86) | CMYK: 64%, 24%, 0%, 66% | HSV: 203°, 64%, 34%. Copy any format from the conversion table above.

What colors go well with #1F4156?

The complementary color is HSL(23, 47%, 23%). For a triadic harmony, use hues 203°, 323°, and 83°. For analogous combinations, try hues 173° and 233°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(203, 47%, 23%) in CSS?

As HSL: color: hsl(203, 47%, 23%); — As HEX: color: #1F4156; — As RGB: color: rgb(31, 65, 86); — Tailwind CSS: bg-[hsl(203,47%,23%)] — CSS variable: --color-primary: hsl(203, 47%, 23%);