#256B6B

#256B6B

Color Values

HEX

#256B6B

RGB

37, 107, 107

HSL

180.0, 48.6%, 28.2%

HSV

180.0, 65.4%, 42.0%

CMYK

65.4%, 0.0%, 0.0%, 58.0%

OKLCH

0.4848 0.0685 195.1

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#256B6B

#6B2525

Analogous

#256B48

#25486B

#256B6B

Triadic

#256B6B

#6B256B

#6B6B25

Split Complementary

#256B6B

#6B2548

#6B4825

Tetradic

#256B6B

#48256B

#6B2525

#486B25

Color Blindness Simulation

Original

#256B6B

Protanopia

#43446B

Deuteranopia

#3F3A6B

Tritanopia

#286B6B

Achromatopsia

#5C5C5C

CSS Usage

background-color: #256B6B;
color: #256B6B;
border-color: #256B6B;
Nearest Tailwind: Teal 800 #115E59

Tailwind Shades

50
#F4FBFB
100
#E6F5F5
200
#CAEDED
300
#A4E0E0
400
#73CFCF
500
#42BDBD
600
#349898
700
#2A7979
800
#215F5F
900
#1B4646
950
#112C2C

Contrast Checker

Text on white

6.19:1

AA Pass AAA Fail

Text on black

3.39:1

AA Fail 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