HSL(243, 11%, 21%)
Grayish Blue — Blue color
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Color Information
Color Name
Grayish Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
N/A
CSS Class
bg-[hsl(243,11%,21%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(243, 11%, 21%) | color: hsl(243, 11%, 21%) | |
| HEX | #30303B | color: #30303B | |
| RGB | rgb(48, 48, 59) | color: rgb(48, 48, 59) | |
| CMYK | cmyk(19%, 19%, 0%, 77%) | — | |
| HSV | hsv(240, 19%, 23%) | — | |
| HWB | hwb(240 19% 77%) | color: hwb(240 19% 77%) | |
| OKLCH | oklch(0.3137 0.0195 285.22) | color: oklch(0.3137 0.0195 285.22) | |
| Lab | lab(20.27 2.79 -6.94) | color: lab(20.27 2.79 -6.94) | |
| LCH | lch(20.27 7.48 291.9) | color: lch(20.27 7.48 291.9) |
Color Theory
Accessibility (WCAG)
White text on color
Black text on color
Colored text
Contrast Ratios
AA Normal (4.5:1)
AA Large (3:1)
AAA Normal (7:1)
Best text on this color: white
Color Blindness Simulation
Protanopia (Red-blind)
#303038 — rgb(48, 48, 56)
Deuteranopia (Green-blind)
#303038 — rgb(48, 48, 56)
Tritanopia (Blue-blind)
#303636 — rgb(48, 54, 54)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(243, 11%, 21%);
text
color: hsl(243, 11%, 21%);
border
border: 2px solid hsl(243, 11%, 21%);
gradient light
background: linear-gradient(to right, hsl(243, 11%, 41%), hsl(243, 11%, 21%));
gradient dark
background: linear-gradient(to right, hsl(243, 11%, 21%), hsl(243, 11%, 1%))
hex
background-color: #30303B;
tailwind
bg-[hsl(243,11%,21%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(243, 11%, 21%, 0.4);
css variable
--color-primary: hsl(243, 11%, 21%);
Related Colors
Use Cases for Grayish Blue
Frequently Asked Questions
What are all the color codes for HSL(243, 11%, 21%)?
HEX: #30303B | RGB: rgb(48, 48, 59) | CMYK: 19%, 19%, 0%, 77% | HSV: 240°, 19%, 23%. Copy any format from the conversion table above.
What colors go well with #30303B?
The complementary color is HSL(63, 11%, 21%). For a triadic harmony, use hues 243°, 3°, and 123°. For analogous combinations, try hues 213° and 273°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(243, 11%, 21%) in CSS?
As HSL: color: hsl(243, 11%, 21%); — As HEX: color: #30303B; — As RGB: color: rgb(48, 48, 59); — Tailwind CSS: bg-[hsl(243,11%,21%)] — CSS variable: --color-primary: hsl(243, 11%, 21%);