HSL(223, 11%, 21%)
Grayish Blue — Blue color
Adjust Color
Color Information
Color Name
Grayish Blue
Color Family
Blue
Warm / Cool
🔵 Cool
Temperature
N/A
CSS Class
bg-[hsl(223,11%,21%)]
Color Conversions
| Format | Value | CSS Usage | |
|---|---|---|---|
| HSL | hsl(223, 11%, 21%) | color: hsl(223, 11%, 21%) | |
| HEX | #30333B | color: #30333B | |
| RGB | rgb(48, 51, 59) | color: rgb(48, 51, 59) | |
| CMYK | cmyk(19%, 14%, 0%, 77%) | — | |
| HSV | hsv(224, 19%, 23%) | — | |
| HWB | hwb(224 19% 77%) | color: hwb(224 19% 77%) | |
| OKLCH | oklch(0.3214 0.0148 269.22) | color: oklch(0.3214 0.0148 269.22) | |
| Lab | lab(21.25 0.75 -5.47) | color: lab(21.25 0.75 -5.47) | |
| LCH | lch(21.25 5.52 277.81) | color: lch(21.25 5.52 277.81) |
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)
#313139 — rgb(49, 49, 57)
Deuteranopia (Green-blind)
#313139 — rgb(49, 49, 57)
Tritanopia (Blue-blind)
#303837 — rgb(48, 56, 55)
Tints & Shades
CSS Code Snippets
background
background-color: hsl(223, 11%, 21%);
text
color: hsl(223, 11%, 21%);
border
border: 2px solid hsl(223, 11%, 21%);
gradient light
background: linear-gradient(to right, hsl(223, 11%, 41%), hsl(223, 11%, 21%));
gradient dark
background: linear-gradient(to right, hsl(223, 11%, 21%), hsl(223, 11%, 1%))
hex
background-color: #30333B;
tailwind
bg-[hsl(223,11%,21%)]
box shadow
box-shadow: 0 4px 6px -1px hsl(223, 11%, 21%, 0.4);
css variable
--color-primary: hsl(223, 11%, 21%);
Related Colors
Use Cases for Grayish Blue
Frequently Asked Questions
What are all the color codes for HSL(223, 11%, 21%)?
HEX: #30333B | RGB: rgb(48, 51, 59) | CMYK: 19%, 14%, 0%, 77% | HSV: 224°, 19%, 23%. Copy any format from the conversion table above.
What colors go well with #30333B?
The complementary color is HSL(43, 11%, 21%). For a triadic harmony, use hues 223°, 343°, and 103°. For analogous combinations, try hues 193° and 253°. See the Color Harmony section above for complete palettes with previews.
How do I use HSL(223, 11%, 21%) in CSS?
As HSL: color: hsl(223, 11%, 21%); — As HEX: color: #30333B; — As RGB: color: rgb(48, 51, 59); — Tailwind CSS: bg-[hsl(223,11%,21%)] — CSS variable: --color-primary: hsl(223, 11%, 21%);