HSL(237, 70%, 35%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,70%,35%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 70%, 35%) color: hsl(237, 70%, 35%)
HEX #1B2198 color: #1B2198
RGB rgb(27, 33, 152) color: rgb(27, 33, 152)
CMYK cmyk(82%, 78%, 0%, 40%)
HSV hsv(237, 82%, 60%)
HWB hwb(237 11% 40%) color: hwb(237 11% 40%)
OKLCH oklch(0.3473 0.1861 269.59) color: oklch(0.3473 0.1861 269.59)
Lab lab(22.26 41.25 -64.24) color: lab(22.26 41.25 -64.24)
LCH lch(22.26 76.34 302.71) color: lch(22.26 76.34 302.71)

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 12.23:1
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)

#1E1E7B — rgb(30, 30, 123)

Deuteranopia (Green-blind)

#1D1D74 — rgb(29, 29, 116)

Tritanopia (Blue-blind)

#1B645F — rgb(27, 100, 95)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 70%, 35%);

text

color: hsl(237, 70%, 35%);

border

border: 2px solid hsl(237, 70%, 35%);

gradient light

background: linear-gradient(to right, hsl(237, 70%, 55%), hsl(237, 70%, 35%));

gradient dark

background: linear-gradient(to right, hsl(237, 70%, 35%), hsl(237, 70%, 15%))

hex

background-color: #1B2198;

tailwind

bg-[hsl(237,70%,35%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 70%, 35%, 0.4);

css variable

--color-primary: hsl(237, 70%, 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(237, 70%, 35%)?

HEX: #1B2198 | RGB: rgb(27, 33, 152) | CMYK: 82%, 78%, 0%, 40% | HSV: 237°, 82%, 60%. Copy any format from the conversion table above.

What colors go well with #1B2198?

The complementary color is HSL(57, 70%, 35%). 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, 70%, 35%) in CSS?

As HSL: color: hsl(237, 70%, 35%); — As HEX: color: #1B2198; — As RGB: color: rgb(27, 33, 152); — Tailwind CSS: bg-[hsl(237,70%,35%)] — CSS variable: --color-primary: hsl(237, 70%, 35%);