#04022D#04022D

#04022D is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 14.7% C 0.085 H 272.3°. Best body text is #FFFFFF at 19.97:1 contrast (WCAG AA passes).

Color values

HEX	#04022D
RGB	rgb(4, 2, 45)
HSL	hsl(243, 91%, 9%)
HSV	hsv(243, 96%, 18%)
CMYK	cmyk(91.1%, 95.6%, 0%, 82.4%)
CIE-LAB	lab(2.34, 12.27, -25.26)
CIE-LCH	lch(2.34, 28.08, 295.91°)
OKLab	oklab(14.66% 0.0034 -0.0851)
OKLCH	oklch(14.66% 0.085 272.3)
XYZ	xyz(0.5453, 0.2586, 2.5033)
Luminance	0.0026 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04022D #2B2D02

analogous

#02162D #04022D #1A022D

triadic

#04022D #2D0402 #022D04

tetradic

#04022D #2D0216 #2B2D02 #022D1A

square

#04022D #2D0216 #2B2D02 #022D1A

split-complementary

#04022D #2D1A02 #162D02

monochromatic

#03011D #03011D #04022D #090568 #0E07A2

Accessibility & contrast

On white

19.97

#04022D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#04022D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04022D

19.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04022D	#FFFFFF	#000000	##FFFFFF
##04022D	1.00	19.97	1.05	19.97
#FFFFFF	19.97	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B2E

Deuteranopia (green-blind)

#00072C

Tritanopia (blue-blind)

#000E17

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #04022d;
/* rgb */ color: rgb(4, 2, 45);
/* oklch */ color: oklch(14.7% 0.085 272.3);

Tailwind

colors: {
  custom: {
    50: '#494766',
    500: '#04022d',
    950: '#000000',
  },
}

SCSS

$custom: #04022d;
$custom-light: #494766;
$custom-dark: #000000;

JSON

{
  "hex": "#04022d",
  "rgb": {
    "r": 4,
    "g": 2,
    "b": 45
  },
  "hsl": {
    "h": 242.791,
    "s": 91.489,
    "l": 9.216
  },
  "oklch": {
    "l": 0.14659,
    "c": 0.08515,
    "h": 272.3
  },
  "luminance": 0.00259
}

Semantic roles & 50–950 ramp

primary

#04022D

secondary

#6E7219

accent

#FF29F5

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#010006

muted

#77777A

Preview Lab

Preview with #04022D

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

Preview Lab → · Contrast checker → · Palette generator →