#688EB5

#688EB5

Color Values

HEX

#688EB5

RGB

104, 142, 181

HSL

210,4, 34,2%, 55,9%

HSV

210,4, 42,5%, 71,0%

CMYK

42,5%, 21,5%, 0,0%, 29,0%

OKLCH

0,6338 0,0727 249,7

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#688EB5

#B58F68

Analogous

#68B4B5

#6968B5

#688EB5

Triadic

#688EB5

#B5688E

#8EB568

Split Complementary

#688EB5

#B56968

#B4B568

Tetradic

#688EB5

#B568B4

#B58F68

#68B569

Color Blindness Simulation

Original

#688EB5

Protanopia

#7879AC

Deuteranopia

#7673A9

Tritanopia

#6AA4A2

Achromatopsia

#898989

CSS Usage

background-color: #688EB5;
color: #688EB5;
border-color: #688EB5;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDBE8
300
#ADC2D7
400
#80A0C1
500
#547FAB
600
#436689
700
#36516E
800
#2A3F56
900
#22303F
950
#151E28

Contrast Checker

Text on white

3,43:1

AA Fail AAA Fail

Text on black

6,13:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Ene 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Ene 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Ene 15, 2026