#263F51

#263F51

Color Values

HEX

#263F51

RGB

38, 63, 81

HSL

205,1, 36,1%, 23,3%

HSV

205,1, 53,1%, 31,8%

CMYK

53,1%, 22,2%, 0,0%, 68,2%

OKLCH

0,3556 0,0441 240,9

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#263F51

#513826

Analogous

#26514D

#262951

#263F51

Triadic

#263F51

#51263F

#3F5126

Split Complementary

#263F51

#512629

#514D26

Tetradic

#263F51

#4D2651

#513826

#295126

Color Blindness Simulation

Original

#263F51

Protanopia

#31314D

Deuteranopia

#2F2E4C

Tritanopia

#274948

Achromatopsia

#3B3B3B

CSS Usage

background-color: #263F51;
color: #263F51;
border-color: #263F51;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E8EEF3
200
#CEDDE8
300
#ACC5D8
400
#7FA6C3
500
#5187AE
600
#416C8B
700
#34566F
800
#294457
900
#213340
950
#152029

Contrast Checker

Text on white

10,98:1

AA Pass AAA Pass

Text on black

1,91:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Şub 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Oca 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Oca 21, 2026