ColorXprez

#598FB3

Steel Blue · medium cool blue

About #598FB3

With the hex code #598FB3, this is a medium blue with a moderately saturated character. Its RGB recipe is 35% red, 56% green and 70% blue, while a printer would mix 50% cyan, 20% magenta, 0% yellow and 30% black. It reads as a cool colour.

If you had to name it, it is similar to Steel Blue — a ΔE of 9.8 — followed by Cerulean. For maximum hue contrast, pair it with its complement #B37D59, a mocha mousse shade.

In design, a medium colour like this works best for illustrations, icons and secondary elements. Put black text on top of it — 6.00:1, a WCAG AA pass.

Colour codes

HEX
RGB
HSL
HSV / HSB
CMYK
CIELAB
Decimal
CSS
Red89
Green143
Blue179

Closest named colours

Steel Blue
#4682B4 · ΔE 9.8
Cerulean
#007BA7 · ΔE 12.3
Dusty Blue
#8CA3B8 · ΔE 14.7

ΔE measures visible difference: under 2 is barely noticeable, over 10 is clearly different.

Text on #598FB3

WCAG contrast for white and black text on this colour.

White heading text
Body copy set on steel blue #598FB3.
3.50:1AA Large
Black heading text
Body copy set on steel blue #598FB3.
6.00:1AA

Colour-blindness preview

How #598FB3 appears to people with the three most common types of colour-vision deficiency.

Normal vision
#598FB3
Protanopia (no red cones)
#7F8EB5
Deuteranopia (no green cones)
#7385B2
Tritanopia (no blue cones)
#2B989B

Shades, tints & matching colours

Tints and shades

Complementary

Analogous

Triadic

Split complementary

Tetradic

Similar colours

Frequently asked questions

›What colour is #598FB3?

With the hex code #598FB3, this is a medium blue with a moderately saturated character. Its RGB recipe is 35% red, 56% green and 70% blue, while a printer would mix 50% cyan, 20% magenta, 0% yellow and 30% black. It reads as a cool colour.

›What text colour should I use on #598FB3?

Use black text. Black on #598FB3 has a contrast ratio of 6.00:1 (AA).

›What colours go with #598FB3?

Its complementary colour is #B37D59, and analogous partners are #59B3AA and #5962B3.