Ruby Radiant Vivid#E15033
Cerulean Tone Vivid#4ECBE4
VS
Ruby Radiant Vivid vs Cerulean Tone Vivid
A detailed comparison of #E15033 and #4ECBE4 — complementary colors
Contrast & Accessibility
2.04:1contrast ratio
✗ AA Normal✗ AA Large✗ AAA Normal✗ AAA Large
Text on Ruby Radiant Vivid
Text on Cerulean Tone Vivid
Color Properties
#E15033
HEX
#4ECBE4
rgb(225, 80, 51)
RGB
rgb(78, 203, 228)
hsl(10, 74%, 54%)
HSL
hsl(190, 74%, 60%)
10°
Hue
190°
74%
Saturation
74%
54%
Lightness
60%
Red
Family
Blue
Hue Diff
180\u00B0 — Complementary
Gradient Blend
background: linear-gradient(to right, #E15033, #4ECBE4);
Using These Colors Together
With a contrast ratio of 2.04:1, 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.
Ruby Radiant Vivid
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Cerulean Tone Vivid
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