HSL(218, 59%, 15%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(218,59%,15%)]

Color Conversions

Format Value CSS Usage
HSL hsl(218, 59%, 15%) color: hsl(218, 59%, 15%)
HEX #10203D color: #10203D
RGB rgb(16, 32, 61) color: rgb(16, 32, 61)
CMYK cmyk(74%, 48%, 0%, 76%)
HSV hsv(219, 74%, 24%)
HWB hwb(219 6% 76%) color: hwb(219 6% 76%)
OKLCH oklch(0.247 0.0595 261.33) color: oklch(0.247 0.0595 261.33)
Lab lab(12.48 4.64 -20.64) color: lab(12.48 4.64 -20.64)
LCH lch(12.48 21.16 282.67) color: lch(12.48 21.16 282.67)

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 16.2:1
vs Black 1.3:1

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)

#171736 — rgb(23, 23, 54)

Deuteranopia (Green-blind)

#161534 — rgb(22, 21, 52)

Tritanopia (Blue-blind)

#11302F — rgb(17, 48, 47)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(218, 59%, 15%);

text

color: hsl(218, 59%, 15%);

border

border: 2px solid hsl(218, 59%, 15%);

gradient light

background: linear-gradient(to right, hsl(218, 59%, 35%), hsl(218, 59%, 15%));

gradient dark

background: linear-gradient(to right, hsl(218, 59%, 15%), hsl(218, 59%, 0%))

hex

background-color: #10203D;

tailwind

bg-[hsl(218,59%,15%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(218, 59%, 15%, 0.4);

css variable

--color-primary: hsl(218, 59%, 15%);

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(218, 59%, 15%)?

HEX: #10203D | RGB: rgb(16, 32, 61) | CMYK: 74%, 48%, 0%, 76% | HSV: 219°, 74%, 24%. Copy any format from the conversion table above.

What colors go well with #10203D?

The complementary color is HSL(38, 59%, 15%). For a triadic harmony, use hues 218°, 338°, and 98°. For analogous combinations, try hues 188° and 248°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(218, 59%, 15%) in CSS?

As HSL: color: hsl(218, 59%, 15%); — As HEX: color: #10203D; — As RGB: color: rgb(16, 32, 61); — Tailwind CSS: bg-[hsl(218,59%,15%)] — CSS variable: --color-primary: hsl(218, 59%, 15%);