#03033A#03033A

#03033A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.8% C 0.102 H 268.2°. Best body text is #FFFFFF at 19.48:1 contrast (WCAG AA passes).

Color values

HEX	#03033A
RGB	rgb(3, 3, 58)
HSL	hsl(240, 90%, 12%)
HSV	hsv(240, 95%, 23%)
CMYK	cmyk(94.8%, 94.8%, 0%, 77.3%)
CIE-LAB	lab(3.52, 18.97, -33.01)
CIE-LCH	lch(3.52, 38.07, 299.88°)
OKLab	oklab(16.81% -0.0032 -0.1019)
OKLCH	oklch(16.81% 0.102 268.2)
XYZ	xyz(0.8336, 0.3899, 4.0335)
Luminance	0.0039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03033A #3A3A03

analogous

#031F3A #03033A #1F033A

triadic

#03033A #3A0303 #033A03

tetradic

#03033A #3A031F #3A3A03 #033A1F

square

#03033A #3A031F #3A3A03 #033A1F

split-complementary

#03033A #3A1F03 #1F3A03

monochromatic

#02021D #02021D #03033A #060674 #0909AE

Accessibility & contrast

On white

19.48

#03033A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#03033A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03033A

19.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03033A	#FFFFFF	#000000	##FFFFFF
##03033A	1.00	19.48	1.08	19.48
#FFFFFF	19.48	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00103C

Deuteranopia (green-blind)

#000939

Tritanopia (blue-blind)

#00141F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #03033a;
/* rgb */ color: rgb(3, 3, 58);
/* oklch */ color: oklch(16.8% 0.102 268.2);

Tailwind

colors: {
  custom: {
    50: '#4e4771',
    500: '#03033a',
    950: '#000000',
  },
}

SCSS

$custom: #03033a;
$custom-light: #4e4771;
$custom-dark: #000000;

JSON

{
  "hex": "#03033a",
  "rgb": {
    "r": 3,
    "g": 3,
    "b": 58
  },
  "hsl": {
    "h": 240,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.16813,
    "c": 0.10191,
    "h": 268.2
  },
  "luminance": 0.0039
}

Semantic roles & 50–950 ramp

primary

#03033A

secondary

#7D7D1C

accent

#FF29FF

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020008

muted

#78777B

Preview Lab

Preview with #03033A

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

Preview Lab → · Contrast checker → · Palette generator →