HSL(237, 19%, 15%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

N/A

CSS Class

bg-[hsl(237,19%,15%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 19%, 15%) color: hsl(237, 19%, 15%)
HEX #1F202E color: #1F202E
RGB rgb(31, 32, 46) color: rgb(31, 32, 46)
CMYK cmyk(33%, 30%, 0%, 82%)
HSV hsv(236, 33%, 18%)
HWB hwb(236 12% 82%) color: hwb(236 12% 82%)
OKLCH oklch(0.2491 0.0265 281.11) color: oklch(0.2491 0.0265 281.11)
Lab lab(12.74 3.56 -9.44) color: lab(12.74 3.56 -9.44)
LCH lch(12.74 10.09 290.66) color: lch(12.74 10.09 290.66)

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 16.1:1
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)

#1F1F2B — rgb(31, 31, 43)

Deuteranopia (Green-blind)

#1F1F2A — rgb(31, 31, 42)

Tritanopia (Blue-blind)

#1F2827 — rgb(31, 40, 39)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 19%, 15%);

text

color: hsl(237, 19%, 15%);

border

border: 2px solid hsl(237, 19%, 15%);

gradient light

background: linear-gradient(to right, hsl(237, 19%, 35%), hsl(237, 19%, 15%));

gradient dark

background: linear-gradient(to right, hsl(237, 19%, 15%), hsl(237, 19%, 0%))

hex

background-color: #1F202E;

tailwind

bg-[hsl(237,19%,15%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 19%, 15%, 0.4);

css variable

--color-primary: hsl(237, 19%, 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(237, 19%, 15%)?

HEX: #1F202E | RGB: rgb(31, 32, 46) | CMYK: 33%, 30%, 0%, 82% | HSV: 236°, 33%, 18%. Copy any format from the conversion table above.

What colors go well with #1F202E?

The complementary color is HSL(57, 19%, 15%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(237, 19%, 15%) in CSS?

As HSL: color: hsl(237, 19%, 15%); — As HEX: color: #1F202E; — As RGB: color: rgb(31, 32, 46); — Tailwind CSS: bg-[hsl(237,19%,15%)] — CSS variable: --color-primary: hsl(237, 19%, 15%);