#400603

#400603

Color Values

HEX

#400603

RGB

64, 6, 3

HSL

3.0, 91.0%, 13.1%

HSV

3.0, 95.3%, 25.1%

CMYK

0.0%, 90.6%, 95.3%, 74.9%

OKLCH

0.2411 0.0882 29.8

Properties

Warm Dark Nearest: RAL 8012 Red Brown

Color Harmonies

Complementary

#400603

#033D40

Analogous

#40031E

#402403

#400603

Triadic

#400603

#034006

#060340

Split Complementary

#400603

#034024

#031E40

Tetradic

#400603

#1E4003

#033D40

#240340

Color Blindness Simulation

Original

#400603

Protanopia

#272604

Deuteranopia

#2A2F04

Tritanopia

#3D0404

Achromatopsia

#121212

CSS Usage

background-color: #400603;
color: #400603;
border-color: #400603;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FDF2F1
100
#FBE1DF
200
#FCBEBB
300
#F9908A
400
#F7534B
500
#F4170B
600
#C31209
700
#9C0F07
800
#7A0C06
900
#580D09
950
#380806

Contrast Checker

Text on white

16.86:1

AA Pass AAA Pass

Text on black

1.25:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026