HSL(221, 51%, 25%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,51%,25%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 51%, 25%) color: hsl(221, 51%, 25%)
HEX #1F3460 color: #1F3460
RGB rgb(31, 52, 96) color: rgb(31, 52, 96)
CMYK cmyk(68%, 46%, 0%, 62%) —
HSV hsv(221, 68%, 38%) —
HWB hwb(221 12% 62%) color: hwb(221 12% 62%)
OKLCH oklch(0.3324 0.0824 263.38) color: oklch(0.3324 0.0824 263.38)
Lab lab(22.27 7.54 -28.69) color: lab(22.27 7.54 -28.69)
LCH lch(22.27 29.66 284.72) color: lch(22.27 29.66 284.72)

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 12.22:1
vs Black 1.72:1

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)

#282855 — rgb(40, 40, 85)

Deuteranopia (Green-blind)

#272553 — rgb(39, 37, 83)

Tritanopia (Blue-blind)

#204D4B — rgb(32, 77, 75)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 51%, 25%);

text

color: hsl(221, 51%, 25%);

border

border: 2px solid hsl(221, 51%, 25%);

gradient light

background: linear-gradient(to right, hsl(221, 51%, 45%), hsl(221, 51%, 25%));

gradient dark

background: linear-gradient(to right, hsl(221, 51%, 25%), hsl(221, 51%, 5%))

hex

background-color: #1F3460;

tailwind

bg-[hsl(221,51%,25%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 51%, 25%, 0.4);

css variable

--color-primary: hsl(221, 51%, 25%);

Related Colors

#2C3954

221,31,25

#122F6D

221,71,25

#060A13

221,51,5

#385DAD

221,51,45

#1F4460

206,51,25

#1F3F60

211,51,25

#1F2960

231,51,25

#1F2460

236,51,25

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, 51%, 25%)?

HEX: #1F3460 | RGB: rgb(31, 52, 96) | CMYK: 68%, 46%, 0%, 62% | HSV: 221°, 68%, 38%. Copy any format from the conversion table above.

What colors go well with #1F3460?

The complementary color is HSL(41, 51%, 25%). 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, 51%, 25%) in CSS?

As HSL: color: hsl(221, 51%, 25%); — As HEX: color: #1F3460; — As RGB: color: rgb(31, 52, 96); — Tailwind CSS: bg-[hsl(221,51%,25%)] — CSS variable: --color-primary: hsl(221, 51%, 25%);