#233D53

#233D53

Color Values

HEX

#233D53

RGB

35, 61, 83

HSL

207,5, 40,7%, 23,1%

HSV

207,5, 57,8%, 32,5%

CMYK

57,8%, 26,5%, 0,0%, 67,5%

OKLCH

0,3496 0,0502 245,4

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233D53

#533923

Analogous

#235351

#232553

#233D53

Triadic

#233D53

#53233D

#3D5323

Split Complementary

#233D53

#532325

#535123

Tetradic

#233D53

#512353

#533923

#255323

Color Blindness Simulation

Original

#233D53

Protanopia

#2E2E4E

Deuteranopia

#2D2B4C

Tritanopia

#244949

Achromatopsia

#393939

CSS Usage

background-color: #233D53;
color: #233D53;
border-color: #233D53;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E7EEF3
200
#CDDDEA
300
#A9C4DB
400
#7AA4C7
500
#4C84B3
600
#3C6990
700
#305473
800
#26425A
900
#1F3242
950
#13202A

Contrast Checker

Text on white

11,27:1

AA Pass AAA Pass

Text on black

1,86:1

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