#05033A#05033A

#05033A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.0% C 0.101 H 270.7°. Best body text is #FFFFFF at 19.43:1 contrast (WCAG AA passes).

Color values

HEX	#05033A
RGB	rgb(5, 3, 58)
HSL	hsl(242, 90%, 12%)
HSV	hsv(242, 95%, 23%)
CMYK	cmyk(91.4%, 94.8%, 0%, 77.3%)
CIE-LAB	lab(3.64, 19.48, -32.82)
CIE-LCH	lch(3.64, 38.17, 300.70°)
OKLab	oklab(17.01% 0.0012 -0.1008)
OKLCH	oklch(17.01% 0.101 270.7)
XYZ	xyz(0.8586, 0.4028, 4.0347)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05033A #383A03

analogous

#031D3A #05033A #21033A

triadic

#05033A #3A0503 #033A05

tetradic

#05033A #3A031D #383A03 #033A21

square

#05033A #3A031D #383A03 #033A21

split-complementary

#05033A #3A2103 #1D3A03

monochromatic

#03021D #03021D #05033A #0A0674 #0F09AE

Accessibility & contrast

On white

19.43

#05033A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#05033A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05033A

19.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05033A	#FFFFFF	#000000	##FFFFFF
##05033A	1.00	19.43	1.08	19.43
#FFFFFF	19.43	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00103C

Deuteranopia (green-blind)

#000A39

Tritanopia (blue-blind)

#00141F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #05033a;
/* rgb */ color: rgb(5, 3, 58);
/* oklch */ color: oklch(17.0% 0.101 270.7);

Tailwind

colors: {
  custom: {
    50: '#4f4771',
    500: '#05033a',
    950: '#000000',
  },
}

SCSS

$custom: #05033a;
$custom-light: #4f4771;
$custom-dark: #000000;

JSON

{
  "hex": "#05033a",
  "rgb": {
    "r": 5,
    "g": 3,
    "b": 58
  },
  "hsl": {
    "h": 242.182,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17005,
    "c": 0.10085,
    "h": 270.7
  },
  "luminance": 0.00403
}

Semantic roles & 50–950 ramp

primary

#05033A

secondary

#797D1C

accent

#FF29F7

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020008

muted

#78777B

Preview Lab

Preview with #05033A

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

Preview Lab → · Contrast checker → · Palette generator →