HSL(251, 21%, 29%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(251,21%,29%)]

Color Conversions

Format Value CSS Usage
HSL hsl(251, 21%, 29%) color: hsl(251, 21%, 29%)
HEX #403A59 color: #403A59
RGB rgb(64, 58, 89) color: rgb(64, 58, 89)
CMYK cmyk(28%, 35%, 0%, 65%)
HSV hsv(252, 35%, 35%)
HWB hwb(252 23% 65%) color: hwb(252 23% 65%)
OKLCH oklch(0.3684 0.053 292.48) color: oklch(0.3684 0.053 292.48)
Lab lab(26.27 10.39 -17.65) color: lab(26.27 10.39 -17.65)
LCH lch(26.27 20.48 300.48) color: lch(26.27 20.48 300.48)

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 10.67:1
vs Black 1.97:1

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)

#3D3D51 — rgb(61, 61, 81)

Deuteranopia (Green-blind)

#3E3E50 — rgb(62, 62, 80)

Tritanopia (Blue-blind)

#404C4A — rgb(64, 76, 74)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(251, 21%, 29%);

text

color: hsl(251, 21%, 29%);

border

border: 2px solid hsl(251, 21%, 29%);

gradient light

background: linear-gradient(to right, hsl(251, 21%, 49%), hsl(251, 21%, 29%));

gradient dark

background: linear-gradient(to right, hsl(251, 21%, 29%), hsl(251, 21%, 9%))

hex

background-color: #403A59;

tailwind

bg-[hsl(251,21%,29%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(251, 21%, 29%, 0.4);

css variable

--color-primary: hsl(251, 21%, 29%);

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, 21%, 29%)?

HEX: #403A59 | RGB: rgb(64, 58, 89) | CMYK: 28%, 35%, 0%, 65% | HSV: 252°, 35%, 35%. Copy any format from the conversion table above.

What colors go well with #403A59?

The complementary color is HSL(71, 21%, 29%). 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, 21%, 29%) in CSS?

As HSL: color: hsl(251, 21%, 29%); — As HEX: color: #403A59; — As RGB: color: rgb(64, 58, 89); — Tailwind CSS: bg-[hsl(251,21%,29%)] — CSS variable: --color-primary: hsl(251, 21%, 29%);