#215CB4

#215CB4

Color Values

HEX

#215CB4

RGB

33, 92, 180

HSL

215.9, 69.0%, 41.8%

HSV

215.9, 81.7%, 70.6%

CMYK

81.7%, 48.9%, 0.0%, 29.4%

OKLCH

0.4874 0.1525 258.8

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#215CB4

#B47921

Analogous

#21A6B4

#3021B4

#215CB4

Triadic

#215CB4

#B4215C

#5CB421

Split Complementary

#215CB4

#B43021

#A6B421

Tetradic

#215CB4

#B421A6

#B47921

#21B430

Color Blindness Simulation

Original

#215CB4

Protanopia

#3B3B9F

Deuteranopia

#37339A

Tritanopia

#248E8A

Achromatopsia

#565656

CSS Usage

background-color: #215CB4;
color: #215CB4;
border-color: #215CB4;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FC
100
#E3EBF8
200
#C3D6F4
300
#98B9EC
400
#6094E2
500
#286ED7
600
#2058AC
700
#19478A
800
#14376C
900
#122B4F
950
#0C1B32

Contrast Checker

Text on white

6.45:1

AA Pass AAA Fail

Text on black

3.25:1

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