#677A91

#677A91

Color Values

HEX

#677A91

RGB

103, 122, 145

HSL

212.9, 16.9%, 48.6%

HSV

212.9, 29.0%, 56.9%

CMYK

29.0%, 15.9%, 0.0%, 43.1%

OKLCH

0.5727 0.0421 253.4

Properties

Cool Light Nearest: lightsteelblue 4

Color Harmonies

Complementary

#677A91

#917E67

Analogous

#678F91

#696791

#677A91

Triadic

#677A91

#91677A

#7A9167

Split Complementary

#677A91

#916967

#8F9167

Tetradic

#677A91

#91678F

#917E67

#679169

Color Blindness Simulation

Original

#677A91

Protanopia

#6F6F8B

Deuteranopia

#6E6D8A

Tritanopia

#688786

Achromatopsia

#787878

CSS Usage

background-color: #677A91;
color: #677A91;
border-color: #677A91;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F8
100
#EBEDF0
200
#D5DBE1
300
#B7C1CC
400
#919FB1
500
#6A7D95
600
#556477
700
#44505F
800
#353F4B
900
#293038
950
#1A1E23

Contrast Checker

Text on white

4.4:1

AA Fail AAA Fail

Text on black

4.77:1

AA Pass AAA Fail

Related Articles

Tutorials

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

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026