#15083D

#15083D

Color Values

HEX

#15083D

RGB

21, 8, 61

HSL

254.7, 76.8%, 13.5%

HSV

254.7, 86.9%, 23.9%

CMYK

65.6%, 86.9%, 0.0%, 76.1%

OKLCH

0.199 0.0936 285.5

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#15083D

#303D08

Analogous

#08153D

#2F083D

#15083D

Triadic

#15083D

#3D1508

#083D15

Split Complementary

#15083D

#3D2F08

#153D08

Tetradic

#15083D

#3D0815

#303D08

#083D2F

Color Blindness Simulation

Original

#15083D

Protanopia

#0F0F30

Deuteranopia

#10112D

Tritanopia

#142624

Achromatopsia

#0F0F0F

CSS Usage

background-color: #15083D;
color: #15083D;
border-color: #15083D;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F2FC
100
#E7E1F9
200
#CDC0F7
300
#AA93F1
400
#7C58E9
500
#4E1EE1
600
#3E18B4
700
#321390
800
#270F71
900
#1F0F52
950
#140934

Contrast Checker

Text on white

18.52:1

AA Pass AAA Pass

Text on black

1.13:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026