HSL(237, 71%, 20%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,71%,20%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 71%, 20%) color: hsl(237, 71%, 20%)
HEX #0F1257 color: #0F1257
RGB rgb(15, 18, 87) color: rgb(15, 18, 87)
CMYK cmyk(83%, 79%, 0%, 66%)
HSV hsv(238, 83%, 34%)
HWB hwb(238 6% 66%) color: hwb(238 6% 66%)
OKLCH oklch(0.2412 0.1202 271.21) color: oklch(0.2412 0.1202 271.21)
Lab lab(10.72 25.86 -41.5) color: lab(10.72 25.86 -41.5)
LCH lch(10.72 48.9 301.93) color: lch(10.72 48.9 301.93)

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 16.87:1
vs Black 1.24:1

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)

#101046 — rgb(16, 16, 70)

Deuteranopia (Green-blind)

#101042 — rgb(16, 16, 66)

Tritanopia (Blue-blind)

#0F3936 — rgb(15, 57, 54)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 71%, 20%);

text

color: hsl(237, 71%, 20%);

border

border: 2px solid hsl(237, 71%, 20%);

gradient light

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

gradient dark

background: linear-gradient(to right, hsl(237, 71%, 20%), hsl(237, 71%, 0%))

hex

background-color: #0F1257;

tailwind

bg-[hsl(237,71%,20%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 71%, 20%, 0.4);

css variable

--color-primary: hsl(237, 71%, 20%);

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%, 20%)?

HEX: #0F1257 | RGB: rgb(15, 18, 87) | CMYK: 83%, 79%, 0%, 66% | HSV: 238°, 83%, 34%. Copy any format from the conversion table above.

What colors go well with #0F1257?

The complementary color is HSL(57, 71%, 20%). 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%, 20%) in CSS?

As HSL: color: hsl(237, 71%, 20%); — As HEX: color: #0F1257; — As RGB: color: rgb(15, 18, 87); — Tailwind CSS: bg-[hsl(237,71%,20%)] — CSS variable: --color-primary: hsl(237, 71%, 20%);