Cool Sapphire Blue
A vivid, cool dark blue.
#0F7ABA
rgb(15, 122, 186)
Color formats
HEX
#0F7ABA
RGB
rgb(15, 122, 186)
HSL
hsl(202.5, 85.1%, 39.4%)
HSV
hsv(202.5, 91.9%, 72.9%)
CMYK
cmyk(91.9%, 34.4%, 0%, 27.1%)
Color shades
Lighter tints and darker shades of Cool Sapphire Blue.
Lightest
#9ED6F7
Lighter
#3FADF0
Base
#0F7ABA
Darker
#073C5C
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Cool Sapphire Blue works
Cool Sapphire Blue (#0F7ABA) is a vivid, cool dark blue. Its mid-range lightness makes it a flexible choice for buttons, fills and accents that need to read clearly without overpowering a layout. Its cool undertone lends a calm, trustworthy feel that suits clean, professional interfaces.
Observe the spectrum
More colors related to Cool Sapphire Blue — or browse all blues.
Color tools
Color Format Converter
Convert any color between HEX, RGB, HSL, HSV, CMYK and OKLCH instantly — and copy ready-to-paste CSS, SCSS or Tailwind.
Color Picker
Pick any color visually and copy accurate HEX, RGB, HSL and CMYK codes — no signup.
Palette Generator
Generate harmonious color palettes from any base color — complementary, analogous, triadic and more, with instant CSS export.
Contrast Checker
Test color contrast against WCAG 2.1 AA/AAA — live pass/fail, font-size rules, and a real component preview.
Shade & Tint Generator
Generate 10–12 step tints and shades from any color — perfect 50–950 UI ramps with CSS and Tailwind export.
Complementary Color Finder
Find the perfect complementary (180° opposite) color for any shade, with HEX/RGB/HSL and contrast info.