Codes & values
- Color Name
Dark Slate Blue - Color ID
KDF-C-04734347 - HEX
#483D8B - RGB
rgb(72, 61, 139) - RGBA
rgba(72, 61, 139, 1) - HSL
hsl(248, 39%, 39%) - HSLA
hsla(248, 39%, 39%, 1) - HSV / HSB
hsv(248, 56%, 55%) - CMYK
cmyk(48%, 56%, 0%, 45%) - Light / Dark
mid
Quick answers
- What is the HEX code for Dark Slate Blue?
- #483D8B
- What is Dark Slate Blue RGB?
- rgb(72, 61, 139)
- What is Dark Slate Blue HSL?
- hsl(248, 39%, 39%)
- What is Dark Slate Blue CMYK?
- cmyk(48%, 56%, 0%, 45%)
What is Dark Slate Blue?
Dark Slate Blue is a curated blue family color at #483D8B. It appears in our library with tags for web, design, ui and matches the CSS named color keyword. This mid-range shade works as a primary brand or UI accent when contrast with text is verified. Temperature lean: cool — calmer, often used for tech, healthcare, and finance trust..
Dark Slate Blue HEX code
The HEX code for Dark Slate Blue is #483D8B. Paste it into CSS as color: #483D8B; or background-color: #483D8B;. Design tools accept the same six-digit value without the # prefix (483d8b).
Dark Slate Blue RGB
Dark Slate Blue in RGB is rgb(72, 61, 139) (channels R 72, G 61, B 139). Use RGB when you need opacity via rgba(72, 61, 139, 1).
Dark Slate Blue HSL & HSV
HSL is hsl(248, 39%, 39%) — useful for generating lighter/darker variants by adjusting lightness. HSV/HSB is hsv(248, 56%, 55%), closer to how many digital pickers expose hue, saturation, and brightness.
Dark Slate Blue CMYK
Approximate CMYK for Dark Slate Blue is cmyk(48%, 56%, 0%, 45%). Screen HEX/RGB values are device-dependent; for print, always soft-proof in your print profile rather than relying on a web conversion alone.
Shades of Dark Slate Blue
Darker shades (mixed toward black): #3C3374, #30295D, #241F46, #18142E, #0C0A17. Use deeper shades for hover states, borders, and dark-mode accents.
Tints of Dark Slate Blue
Lighter tints (mixed toward white): #675D9E, #857EB2, #A49EC5, #C2BED8, #E1DFEC. Tints work well for soft backgrounds, chips, and secondary buttons.
Colors that go with Dark Slate Blue
Complementary pairing: #483D8B, #808B3D. Analogous neighbors: #3D598B, #483D8B, #6F3D8B. Triadic accents: #483D8B, #8B483D, #3D8B48. Always check text contrast when pairing.
Dark Slate Blue color combinations
A practical combo: primary #483D8B, complementary accent #808B3D, and a neutral charcoal or off-white for text and surfaces. Split-complementary options: #483D8B, #8B6F3D, #598B3D.
Dark Slate Blue in web design
Blue remains the default trust color for SaaS, finance, and health UI. Royal and navy blues anchor headers; sky blues soften backgrounds and links.
Dark Slate Blue in branding
Brand blues communicate reliability. Royal blue and navy remain corporate staples; electric blue reads more startup. Contrast vs white is 9.07:1 (passes WCAG AA for normal text); vs black 2.32:1.
Frequently asked questions
- What is the HEX code for Dark Slate Blue?
- Dark Slate Blue: #483D8B.
- What is Dark Slate Blue RGB?
- Dark Slate Blue: rgb(72, 61, 139).
- What is Dark Slate Blue HSL?
- Dark Slate Blue: hsl(248, 39%, 39%).
- What is Dark Slate Blue CMYK?
- Dark Slate Blue: cmyk(48%, 56%, 0%, 45%).
- What colors go with Dark Slate Blue?
- Try complementary #483D8B, #808B3D or analogous #3D598B, #483D8B, #6F3D8B.
- Is Dark Slate Blue good for text on white?
- Yes — contrast 9.07:1 meets WCAG AA for normal text.
Accessibility snapshot
Contrast vs white: 9.07:1 (AA body text pass). Contrast vs black: 2.32:1. Complementary swatch: #483D8B, #808B3D.
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