Cerulean Core Pure#0AC5EB
Ruby Radiant Pure#F6421E
VS
Cerulean Core Pure vs Ruby Radiant Pure
A detailed comparison of #0AC5EB and #F6421E — complementary colors
Contrast & Accessibility
1.78:1contrast ratio
✗ AA Normal✗ AA Large✗ AAA Normal✗ AAA Large
Text on Cerulean Core Pure
Text on Ruby Radiant Pure
Color Properties
#0AC5EB
HEX
#F6421E
rgb(10, 197, 235)
RGB
rgb(246, 66, 30)
hsl(190, 92%, 48%)
HSL
hsl(10, 92%, 54%)
190°
Hue
10°
92%
Saturation
92%
48%
Lightness
54%
Blue
Family
Red
Hue Diff
180\u00B0 — Complementary
Gradient Blend
background: linear-gradient(to right, #0AC5EB, #F6421E);
Using These Colors Together
With a contrast ratio of 1.78:1, this pair does not meet WCAG guidelines for text. Use these colors as adjacent blocks, gradients, or decorative accents rather than text-on-background pairings.
These colors have a 180\u00B0 hue difference, making them complementary. Their high contrast creates visual energy — great for call-to-action buttons, hero sections, and brand accents.
Cerulean Core Pure
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Ruby Radiant Pure
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