#230339

#230339

Color Values

HEX

#230339

RGB

35, 3, 57

HSL

275.6, 90.0%, 11.8%

HSV

275.6, 94.7%, 22.4%

CMYK

38.6%, 94.7%, 0.0%, 77.6%

OKLCH

0.2058 0.0976 306.6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#230339

#193903

Analogous

#080339

#390334

#230339

Triadic

#230339

#392303

#033923

Split Complementary

#230339

#343903

#033908

Tetradic

#230339

#390803

#193903

#033439

Color Blindness Simulation

Original

#230339

Protanopia

#15152C

Deuteranopia

#171929

Tritanopia

#21221F

Achromatopsia

#0E0E0E

CSS Usage

background-color: #230339;
color: #230339;
border-color: #230339;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F1FD
100
#F0DFFB
200
#E1BBFB
300
#CC8BF9
400
#B14CF6
500
#950DF2
600
#770AC2
700
#5F089B
800
#4A0679
900
#380958
950
#230637

Contrast Checker

Text on white

18.36:1

AA Pass AAA Pass

Text on black

1.14:1

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