HSL(233, 48%, 37%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(233,48%,37%)]

Color Conversions

Format Value CSS Usage
HSL hsl(233, 48%, 37%) color: hsl(233, 48%, 37%)
HEX #313C8C color: #313C8C
RGB rgb(49, 60, 140) color: rgb(49, 60, 140)
CMYK cmyk(65%, 57%, 0%, 45%)
HSV hsv(233, 65%, 55%)
HWB hwb(233 19% 45%) color: hwb(233 19% 45%)
OKLCH oklch(0.3952 0.1323 272.89) color: oklch(0.3952 0.1323 272.89)
Lab lab(28.84 22.25 -45.99) color: lab(28.84 22.25 -45.99)
LCH lch(28.84 51.09 295.82) color: lch(28.84 51.09 295.82)

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 9.74:1
vs Black 2.16:1

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)

#363679 — rgb(54, 54, 121)

Deuteranopia (Green-blind)

#353474 — rgb(53, 52, 116)

Tritanopia (Blue-blind)

#326966 — rgb(50, 105, 102)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(233, 48%, 37%);

text

color: hsl(233, 48%, 37%);

border

border: 2px solid hsl(233, 48%, 37%);

gradient light

background: linear-gradient(to right, hsl(233, 48%, 57%), hsl(233, 48%, 37%));

gradient dark

background: linear-gradient(to right, hsl(233, 48%, 37%), hsl(233, 48%, 17%))

hex

background-color: #313C8C;

tailwind

bg-[hsl(233,48%,37%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(233, 48%, 37%, 0.4);

css variable

--color-primary: hsl(233, 48%, 37%);

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(233, 48%, 37%)?

HEX: #313C8C | RGB: rgb(49, 60, 140) | CMYK: 65%, 57%, 0%, 45% | HSV: 233°, 65%, 55%. Copy any format from the conversion table above.

What colors go well with #313C8C?

The complementary color is HSL(53, 48%, 37%). For a triadic harmony, use hues 233°, 353°, and 113°. For analogous combinations, try hues 203° and 263°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(233, 48%, 37%) in CSS?

As HSL: color: hsl(233, 48%, 37%); — As HEX: color: #313C8C; — As RGB: color: rgb(49, 60, 140); — Tailwind CSS: bg-[hsl(233,48%,37%)] — CSS variable: --color-primary: hsl(233, 48%, 37%);