#03042C#03042C

#03042C is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 15.0% C 0.080 H 269.8°. Best body text is #FFFFFF at 19.86:1 contrast (WCAG AA passes).

Color values

HEX	#03042C
RGB	rgb(3, 4, 44)
HSL	hsl(239, 87%, 9%)
HSV	hsv(239, 93%, 17%)
CMYK	cmyk(93.2%, 90.9%, 0%, 82.7%)
CIE-LAB	lab(2.60, 10.72, -24.08)
CIE-LCH	lch(2.60, 26.36, 294.00°)
OKLab	oklab(14.99% -0.0003 -0.0802)
OKLCH	oklch(14.99% 0.08 269.8)
XYZ	xyz(0.5354, 0.2880, 2.4097)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03042C #2C2B03

analogous

#03192C #03042C #17032C

triadic

#03042C #2C0304 #042C03

tetradic

#03042C #2C0319 #2C2B03 #032C17

square

#03042C #2C0319 #2C2B03 #032C17

split-complementary

#03042C #2C1703 #192C03

monochromatic

#02031D #02031D #03042C #070965 #0B0E9F

Accessibility & contrast

On white

19.86

#03042C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#03042C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03042C

19.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03042C	#FFFFFF	#000000	##FFFFFF
##03042C	1.00	19.86	1.06	19.86
#FFFFFF	19.86	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2D

Deuteranopia (green-blind)

#00072B

Tritanopia (blue-blind)

#000F17

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #03042c;
/* rgb */ color: rgb(3, 4, 44);
/* oklch */ color: oklch(15.0% 0.080 269.8);

Tailwind

colors: {
  custom: {
    50: '#494865',
    500: '#03042c',
    950: '#000000',
  },
}

SCSS

$custom: #03042c;
$custom-light: #494865;
$custom-dark: #000000;

JSON

{
  "hex": "#03042c",
  "rgb": {
    "r": 3,
    "g": 4,
    "b": 44
  },
  "hsl": {
    "h": 238.537,
    "s": 87.234,
    "l": 9.216
  },
  "oklch": {
    "l": 0.14985,
    "c": 0.08023,
    "h": 269.8
  },
  "luminance": 0.00288
}

Semantic roles & 50–950 ramp

primary

#03042C

secondary

#706E1B

accent

#F82AFD

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010005

muted

#77777A

Preview Lab

Preview with #03042C

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

Preview Lab → · Contrast checker → · Palette generator →