HSL(251, 99%, 35%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(251,99%,35%)]

Color Conversions

Format Value CSS Usage
HSL hsl(251, 99%, 35%) color: hsl(251, 99%, 35%)
HEX #2101B2 color: #2101B2
RGB rgb(33, 1, 178) color: rgb(33, 1, 178)
CMYK cmyk(81%, 99%, 0%, 30%)
HSV hsv(251, 99%, 70%)
HWB hwb(251 1% 30%) color: hwb(251 1% 30%)
OKLCH oklch(0.357 0.2315 270.85) color: oklch(0.357 0.2315 270.85)
Lab lab(22.15 60.63 -80.2) color: lab(22.15 60.63 -80.2)
LCH lch(22.15 100.54 307.09) color: lch(22.15 100.54 307.09)

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 12.27:1
vs Black 1.71:1

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)

#131387 — rgb(19, 19, 135)

Deuteranopia (Green-blind)

#15177D — rgb(21, 23, 125)

Tritanopia (Blue-blind)

#1F655E — rgb(31, 101, 94)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(251, 99%, 35%);

text

color: hsl(251, 99%, 35%);

border

border: 2px solid hsl(251, 99%, 35%);

gradient light

background: linear-gradient(to right, hsl(251, 99%, 55%), hsl(251, 99%, 35%));

gradient dark

background: linear-gradient(to right, hsl(251, 99%, 35%), hsl(251, 99%, 15%))

hex

background-color: #2101B2;

tailwind

bg-[hsl(251,99%,35%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(251, 99%, 35%, 0.4);

css variable

--color-primary: hsl(251, 99%, 35%);

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(251, 99%, 35%)?

HEX: #2101B2 | RGB: rgb(33, 1, 178) | CMYK: 81%, 99%, 0%, 30% | HSV: 251°, 99%, 70%. Copy any format from the conversion table above.

What colors go well with #2101B2?

The complementary color is HSL(71, 99%, 35%). For a triadic harmony, use hues 251°, 11°, and 131°. For analogous combinations, try hues 221° and 281°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(251, 99%, 35%) in CSS?

As HSL: color: hsl(251, 99%, 35%); — As HEX: color: #2101B2; — As RGB: color: rgb(33, 1, 178); — Tailwind CSS: bg-[hsl(251,99%,35%)] — CSS variable: --color-primary: hsl(251, 99%, 35%);