HSL(237, 90%, 40%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,90%,40%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 90%, 40%) color: hsl(237, 90%, 40%)
HEX #0A13C2 color: #0A13C2
RGB rgb(10, 19, 194) color: rgb(10, 19, 194)
CMYK cmyk(95%, 90%, 0%, 24%) —
HSV hsv(237, 95%, 76%) —
HWB hwb(237 4% 24%) color: hwb(237 4% 24%)
OKLCH oklch(0.3801 0.2466 265.32) color: oklch(0.3801 0.2466 265.32)
Lab lab(25.03 59.93 -84.94) color: lab(25.03 59.93 -84.94)
LCH lch(25.03 103.95 305.21) color: lch(25.03 103.95 305.21)

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 11.14:1
vs Black 1.89:1

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)

#0E0E98 — rgb(14, 14, 152)

Deuteranopia (Green-blind)

#0D0D8E — rgb(13, 13, 142)

Tritanopia (Blue-blind)

#0A766F — rgb(10, 118, 111)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 90%, 40%);

text

color: hsl(237, 90%, 40%);

border

border: 2px solid hsl(237, 90%, 40%);

gradient light

background: linear-gradient(to right, hsl(237, 90%, 60%), hsl(237, 90%, 40%));

gradient dark

background: linear-gradient(to right, hsl(237, 90%, 40%), hsl(237, 90%, 20%))

hex

background-color: #0A13C2;

tailwind

bg-[hsl(237,90%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 90%, 40%, 0.4);

css variable

--color-primary: hsl(237, 90%, 40%);

Related Colors

#1F26AD

237,70,40

#000ACC

237,100,40

#050A61

237,90,20

#3D46F5

237,90,60

#0A41C2

222,90,40

#0A32C2

227,90,40

#200AC2

247,90,40

#2F0AC2

252,90,40

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, 90%, 40%)?

HEX: #0A13C2 | RGB: rgb(10, 19, 194) | CMYK: 95%, 90%, 0%, 24% | HSV: 237°, 95%, 76%. Copy any format from the conversion table above.

What colors go well with #0A13C2?

The complementary color is HSL(57, 90%, 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, 90%, 40%) in CSS?

As HSL: color: hsl(237, 90%, 40%); — As HEX: color: #0A13C2; — As RGB: color: rgb(10, 19, 194); — Tailwind CSS: bg-[hsl(237,90%,40%)] — CSS variable: --color-primary: hsl(237, 90%, 40%);