HSL(221, 30%, 33%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,30%,33%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 30%, 33%) color: hsl(221, 30%, 33%)
HEX #3B4B6D color: #3B4B6D
RGB rgb(59, 75, 109) color: rgb(59, 75, 109)
CMYK cmyk(46%, 31%, 0%, 57%) —
HSV hsv(221, 46%, 43%) —
HWB hwb(221 23% 57%) color: hwb(221 23% 57%)
OKLCH oklch(0.4146 0.0608 264.58) color: oklch(0.4146 0.0608 264.58)
Lab lab(31.96 3.66 -21.65) color: lab(31.96 3.66 -21.65)
LCH lch(31.96 21.96 279.6) color: lch(31.96 21.96 279.6)

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 8.7:1
vs Black 2.41:1

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)

#424265 — rgb(66, 66, 101)

Deuteranopia (Green-blind)

#414063 — rgb(65, 64, 99)

Tritanopia (Blue-blind)

#3C5E5D — rgb(60, 94, 93)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 30%, 33%);

text

color: hsl(221, 30%, 33%);

border

border: 2px solid hsl(221, 30%, 33%);

gradient light

background: linear-gradient(to right, hsl(221, 30%, 53%), hsl(221, 30%, 33%));

gradient dark

background: linear-gradient(to right, hsl(221, 30%, 33%), hsl(221, 30%, 13%))

hex

background-color: #3B4B6D;

tailwind

bg-[hsl(221,30%,33%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 30%, 33%, 0.4);

css variable

--color-primary: hsl(221, 30%, 33%);

Related Colors

#4C515D

221,10,33

#2A457E

221,50,33

#171E2B

221,30,13

#637AAB

221,30,53

#3B586D

206,30,33

#3B536D

211,30,33

#3B426D

231,30,33

#3B3E6D

236,30,33

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, 30%, 33%)?

HEX: #3B4B6D | RGB: rgb(59, 75, 109) | CMYK: 46%, 31%, 0%, 57% | HSV: 221°, 46%, 43%. Copy any format from the conversion table above.

What colors go well with #3B4B6D?

The complementary color is HSL(41, 30%, 33%). 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, 30%, 33%) in CSS?

As HSL: color: hsl(221, 30%, 33%); — As HEX: color: #3B4B6D; — As RGB: color: rgb(59, 75, 109); — Tailwind CSS: bg-[hsl(221,30%,33%)] — CSS variable: --color-primary: hsl(221, 30%, 33%);