#03044E#03044E

#03044E is a very dark, vivid blue. Relative luminance 0.007; OKLCH L 20.1% C 0.127 H 266.5°. Best body text is #FFFFFF at 18.56:1 contrast (WCAG AA passes).

Color values

HEX	#03044E
RGB	rgb(3, 4, 78)
HSL	hsl(239, 93%, 16%)
HSV	hsv(239, 96%, 31%)
CMYK	cmyk(96.2%, 94.9%, 0%, 69.4%)
CIE-LAB	lab(5.93, 29.66, -43.28)
CIE-LCH	lch(5.93, 52.47, 304.42°)
OKLab	oklab(20.07% -0.0077 -0.1263)
OKLCH	oklch(20.07% 0.127 266.5)
XYZ	xyz(1.4556, 0.6561, 7.2562)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03044E #4E4D03

analogous

#03294E #03044E #27034E

triadic

#03044E #4E0304 #044E03

tetradic

#03044E #4E0329 #4E4D03 #034E27

square

#03044E #4E0329 #4E4D03 #034E27

split-complementary

#03044E #4E2703 #294E03

monochromatic

#01021D #01021D #03044E #050789 #080AC4

Accessibility & contrast

On white

18.56

#03044E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#03044E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03044E

18.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03044E	#FFFFFF	#000000	##FFFFFF
##03044E	1.00	18.56	1.13	18.56
#FFFFFF	18.56	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001750

Deuteranopia (green-blind)

#000F4D

Tritanopia (blue-blind)

#001D2B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #03044e;
/* rgb */ color: rgb(3, 4, 78);
/* oklch */ color: oklch(20.1% 0.127 266.5);

Tailwind

colors: {
  custom: {
    50: '#574781',
    500: '#03044e',
    950: '#000000',
  },
}

SCSS

$custom: #03044e;
$custom-light: #574781;
$custom-dark: #000000;

JSON

{
  "hex": "#03044e",
  "rgb": {
    "r": 3,
    "g": 4,
    "b": 78
  },
  "hsl": {
    "h": 239.2,
    "s": 92.593,
    "l": 15.882
  },
  "oklch": {
    "l": 0.20067,
    "c": 0.12653,
    "h": 266.5
  },
  "luminance": 0.00656
}

Semantic roles & 50–950 ramp

primary

#03044E

secondary

#8E8D1E

accent

#FC29FF

background

#F5F4F8

surface

#E9E6EF

border

#C5C2CA

text

#04000A

muted

#79777C

Preview Lab

Preview with #03044E

Body copy rendered with the generated semantic roles for this colour.

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