#282F55

#282F55

Color Values

HEX

#282F55

RGB

40, 47, 85

HSL

230,7, 36,0%, 24,5%

HSV

230,7, 52,9%, 33,3%

CMYK

52,9%, 44,7%, 0,0%, 66,7%

OKLCH

0,3188 0,0683 274,0

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#282F55

#554E28

Analogous

#284555

#382855

#282F55

Triadic

#282F55

#55282F

#2F5528

Split Complementary

#282F55

#553828

#455528

Tetradic

#282F55

#552845

#554E28

#285538

Color Blindness Simulation

Original

#282F55

Protanopia

#2B2B4C

Deuteranopia

#2B2A4A

Tritanopia

#284543

Achromatopsia

#303030

CSS Usage

background-color: #282F55;
color: #282F55;
border-color: #282F55;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6FA
100
#E8E9F3
200
#CED2E8
300
#ACB3D8
400
#7F89C3
500
#5260AD
600
#414D8B
700
#343D6F
800
#293057
900
#212640
950
#151829

Contrast Checker

Text on white

12,9:1

AA Pass AAA Pass

Text on black

1,63:1

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