#040F21

#040F21

Color Values

HEX

#040F21

RGB

4, 15, 33

HSL

217.2, 78.4%, 7.3%

HSV

217.2, 87.9%, 12.9%

CMYK

87.9%, 54.5%, 0.0%, 87.1%

OKLCH

0.169 0.0418 257.6

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#040F21

#211604

Analogous

#041E21

#080421

#040F21

Triadic

#040F21

#21040F

#0F2104

Split Complementary

#040F21

#210804

#1E2104

Tetradic

#040F21

#21041E

#211604

#042108

Color Blindness Simulation

Original

#040F21

Protanopia

#09091D

Deuteranopia

#08071C

Tritanopia

#051918

Achromatopsia

#0E0E0E

CSS Usage

background-color: #040F21;
color: #040F21;
border-color: #040F21;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F2F6FC
100
#E1EAF9
200
#BFD5F7
300
#92B6F2
400
#578FEB
500
#1C68E3
600
#1653B6
700
#124292
800
#0E3472
900
#0E2853
950
#091934

Contrast Checker

Text on white

19.17:1

AA Pass AAA Pass

Text on black

1.1:1

AA Fail AAA Fail

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