HSL(237, 71%, 40%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,71%,40%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 71%, 40%) color: hsl(237, 71%, 40%)
HEX #1E25AE color: #1E25AE
RGB rgb(30, 37, 174) color: rgb(30, 37, 174)
CMYK cmyk(83%, 79%, 0%, 32%)
HSV hsv(237, 83%, 68%)
HWB hwb(237 12% 32%) color: hwb(237 12% 32%)
OKLCH oklch(0.3796 0.2082 269.1) color: oklch(0.3796 0.2082 269.1)
Lab lab(25.73 46.64 -71.86) color: lab(25.73 46.64 -71.86)
LCH lch(25.73 85.67 302.99) color: lch(25.73 85.67 302.99)

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 10.88:1
vs Black 1.93:1

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)

#21218D — rgb(33, 33, 141)

Deuteranopia (Green-blind)

#212085 — rgb(33, 32, 133)

Tritanopia (Blue-blind)

#1E736D — rgb(30, 115, 109)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 71%, 40%);

text

color: hsl(237, 71%, 40%);

border

border: 2px solid hsl(237, 71%, 40%);

gradient light

background: linear-gradient(to right, hsl(237, 71%, 60%), hsl(237, 71%, 40%));

gradient dark

background: linear-gradient(to right, hsl(237, 71%, 40%), hsl(237, 71%, 20%))

hex

background-color: #1E25AE;

tailwind

bg-[hsl(237,71%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 71%, 40%, 0.4);

css variable

--color-primary: hsl(237, 71%, 40%);

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(237, 71%, 40%)?

HEX: #1E25AE | RGB: rgb(30, 37, 174) | CMYK: 83%, 79%, 0%, 32% | HSV: 237°, 83%, 68%. Copy any format from the conversion table above.

What colors go well with #1E25AE?

The complementary color is HSL(57, 71%, 40%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(237, 71%, 40%) in CSS?

As HSL: color: hsl(237, 71%, 40%); — As HEX: color: #1E25AE; — As RGB: color: rgb(30, 37, 174); — Tailwind CSS: bg-[hsl(237,71%,40%)] — CSS variable: --color-primary: hsl(237, 71%, 40%);