HSL(235, 45%, 17%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(235,45%,17%)]

Color Conversions

Format Value CSS Usage
HSL hsl(235, 45%, 17%) color: hsl(235, 45%, 17%)
HEX #181B3F color: #181B3F
RGB rgb(24, 27, 63) color: rgb(24, 27, 63)
CMYK cmyk(62%, 57%, 0%, 75%) —
HSV hsv(235, 62%, 25%) —
HWB hwb(235 10% 75%) color: hwb(235 10% 75%)
OKLCH oklch(0.2417 0.0676 276.5) color: oklch(0.2417 0.0676 276.5)
Lab lab(11.53 11.2 -23.54) color: lab(11.53 11.2 -23.54)
LCH lch(11.53 26.07 295.44) color: lch(11.53 26.07 295.44)

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 16.57:1
vs Black 1.27:1

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)

#191936 — rgb(25, 25, 54)

Deuteranopia (Green-blind)

#191934 — rgb(25, 25, 52)

Tritanopia (Blue-blind)

#182F2E — rgb(24, 47, 46)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(235, 45%, 17%);

text

color: hsl(235, 45%, 17%);

border

border: 2px solid hsl(235, 45%, 17%);

gradient light

background: linear-gradient(to right, hsl(235, 45%, 37%), hsl(235, 45%, 17%));

gradient dark

background: linear-gradient(to right, hsl(235, 45%, 17%), hsl(235, 45%, 0%))

hex

background-color: #181B3F;

tailwind

bg-[hsl(235,45%,17%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(235, 45%, 17%, 0.4);

css variable

--color-primary: hsl(235, 45%, 17%);

Related Colors

#212236

235,25,17

#0F1448

235,65,17

#000000

235,45,0

#343B89

235,45,37

#18253F

220,45,17

#18223F

225,45,17

#1B183F

245,45,17

#1E183F

250,45,17

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(235, 45%, 17%)?

HEX: #181B3F | RGB: rgb(24, 27, 63) | CMYK: 62%, 57%, 0%, 75% | HSV: 235°, 62%, 25%. Copy any format from the conversion table above.

What colors go well with #181B3F?

The complementary color is HSL(55, 45%, 17%). For a triadic harmony, use hues 235°, 355°, and 115°. For analogous combinations, try hues 205° and 265°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(235, 45%, 17%) in CSS?

As HSL: color: hsl(235, 45%, 17%); — As HEX: color: #181B3F; — As RGB: color: rgb(24, 27, 63); — Tailwind CSS: bg-[hsl(235,45%,17%)] — CSS variable: --color-primary: hsl(235, 45%, 17%);