#40686E

#40686E

Color Values

HEX

#40686E

RGB

64, 104, 110

HSL

187.8, 26.4%, 34.1%

HSV

187.8, 41.8%, 43.1%

CMYK

41.8%, 5.5%, 0.0%, 56.9%

OKLCH

0.4901 0.0459 207.8

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#40686E

#6E4640

Analogous

#406E5D

#40516E

#40686E

Triadic

#40686E

#6E4068

#686E40

Split Complementary

#40686E

#6E4051

#6E5D40

Tetradic

#40686E

#5D406E

#6E4640

#516E40

Color Blindness Simulation

Original

#40686E

Protanopia

#51526D

Deuteranopia

#4F4C6C

Tritanopia

#426B6B

Achromatopsia

#606060

CSS Usage

background-color: #40686E;
color: #40686E;
border-color: #40686E;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F6F9F9
100
#E9F0F1
200
#D2E2E5
300
#B2CED2
400
#88B3BA
500
#5E98A1
600
#4B7A81
700
#3C6267
800
#2F4C51
900
#25393C
950
#172426

Contrast Checker

Text on white

6.13:1

AA Pass AAA Fail

Text on black

3.42:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026