#03042A#03042A

#03042A is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 14.7% C 0.077 H 270.1°. Best body text is #FFFFFF at 19.91:1 contrast (WCAG AA passes).

Color values

HEX	#03042A
RGB	rgb(3, 4, 42)
HSL	hsl(238, 87%, 9%)
HSV	hsv(238, 93%, 16%)
CMYK	cmyk(92.9%, 90.5%, 0%, 83.5%)
CIE-LAB	lab(2.47, 9.79, -22.77)
CIE-LCH	lch(2.47, 24.78, 293.26°)
OKLab	oklab(14.7% 0.0001 -0.0772)
OKLCH	oklch(14.7% 0.077 270.1)
XYZ	xyz(0.4987, 0.2733, 2.2165)
Luminance	0.0027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03042A #2A2903

analogous

#03182A #03042A #16032A

triadic

#03042A #2A0304 #042A03

tetradic

#03042A #2A0318 #2A2903 #032A16

square

#03042A #2A0318 #2A2903 #032A16

split-complementary

#03042A #2A1603 #182A03

monochromatic

#02031D #02031D #03042A #070963 #0B0F9C

Accessibility & contrast

On white

19.91

#03042A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#03042A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03042A

19.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03042A	#FFFFFF	#000000	##FFFFFF
##03042A	1.00	19.91	1.05	19.91
#FFFFFF	19.91	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B2B

Deuteranopia (green-blind)

#000729

Tritanopia (blue-blind)

#000E16

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #03042a;
/* rgb */ color: rgb(3, 4, 42);
/* oklch */ color: oklch(14.7% 0.077 270.1);

Tailwind

colors: {
  custom: {
    50: '#484864',
    500: '#03042a',
    950: '#000000',
  },
}

SCSS

$custom: #03042a;
$custom-light: #484864;
$custom-dark: #000000;

JSON

{
  "hex": "#03042a",
  "rgb": {
    "r": 3,
    "g": 4,
    "b": 42
  },
  "hsl": {
    "h": 238.462,
    "s": 86.667,
    "l": 8.824
  },
  "oklch": {
    "l": 0.147,
    "c": 0.07718,
    "h": 270.1
  },
  "luminance": 0.00273
}

Semantic roles & 50–950 ramp

primary

#03042A

secondary

#6E6C1B

accent

#F72BFD

background

#F4F4F5

surface

#E7E6EA

border

#C3C2C6

text

#010005

muted

#777779

Preview Lab

Preview with #03042A

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

Preview Lab → · Contrast checker → · Palette generator →