HSL(221, 77%, 35%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,77%,35%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 77%, 35%) color: hsl(221, 77%, 35%)
HEX #15409E color: #15409E
RGB rgb(21, 64, 158) color: rgb(21, 64, 158)
CMYK cmyk(87%, 59%, 0%, 38%)
HSV hsv(221, 87%, 62%)
HWB hwb(221 8% 38%) color: hwb(221 8% 38%)
OKLCH oklch(0.4061 0.1602 262.85) color: oklch(0.4061 0.1602 262.85)
Lab lab(30.14 23.05 -54.95) color: lab(30.14 23.05 -54.95)
LCH lch(30.14 59.59 292.76) color: lch(30.14 59.59 292.76)

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 9.3:1
vs Black 2.26:1

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)

#282887 — rgb(40, 40, 135)

Deuteranopia (Green-blind)

#252282 — rgb(37, 34, 130)

Tritanopia (Blue-blind)

#177571 — rgb(23, 117, 113)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 77%, 35%);

text

color: hsl(221, 77%, 35%);

border

border: 2px solid hsl(221, 77%, 35%);

gradient light

background: linear-gradient(to right, hsl(221, 77%, 55%), hsl(221, 77%, 35%));

gradient dark

background: linear-gradient(to right, hsl(221, 77%, 35%), hsl(221, 77%, 15%))

hex

background-color: #15409E;

tailwind

bg-[hsl(221,77%,35%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 77%, 35%, 0.4);

css variable

--color-primary: hsl(221, 77%, 35%);

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(221, 77%, 35%)?

HEX: #15409E | RGB: rgb(21, 64, 158) | CMYK: 87%, 59%, 0%, 38% | HSV: 221°, 87%, 62%. Copy any format from the conversion table above.

What colors go well with #15409E?

The complementary color is HSL(41, 77%, 35%). For a triadic harmony, use hues 221°, 341°, and 101°. For analogous combinations, try hues 191° and 251°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(221, 77%, 35%) in CSS?

As HSL: color: hsl(221, 77%, 35%); — As HEX: color: #15409E; — As RGB: color: rgb(21, 64, 158); — Tailwind CSS: bg-[hsl(221,77%,35%)] — CSS variable: --color-primary: hsl(221, 77%, 35%);