#04072D#04072D

#04072D is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.1% C 0.076 H 269.8°. Best body text is #FFFFFF at 19.56:1 contrast (WCAG AA passes).

Color values

HEX	#04072D
RGB	rgb(4, 7, 45)
HSL	hsl(236, 84%, 10%)
HSV	hsv(236, 91%, 18%)
CMYK	cmyk(91.1%, 84.4%, 0%, 82.4%)
CIE-LAB	lab(3.32, 10.26, -23.70)
CIE-LCH	lch(3.32, 25.83, 293.41°)
OKLab	oklab(16.05% -0.0002 -0.0757)
OKLCH	oklch(16.05% 0.076 269.8)
XYZ	xyz(0.5995, 0.3672, 2.5214)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04072D #2D2A04

analogous

#041C2D #04072D #16042D

triadic

#04072D #2D0407 #072D04

tetradic

#04072D #2D041C #2D2A04 #042D16

square

#04072D #2D041C #2D2A04 #042D16

split-complementary

#04072D #2D1604 #1C2D04

monochromatic

#02041C #02041C #04072D #091065 #0E189D

Accessibility & contrast

On white

19.56

#04072D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#04072D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04072D

19.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04072D	#FFFFFF	#000000	##FFFFFF
##04072D	1.00	19.56	1.07	19.56
#FFFFFF	19.56	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2E

Deuteranopia (green-blind)

#000A2C

Tritanopia (blue-blind)

#001119

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #04072d;
/* rgb */ color: rgb(4, 7, 45);
/* oklch */ color: oklch(16.1% 0.076 269.8);

Tailwind

colors: {
  custom: {
    50: '#4a4966',
    500: '#04072d',
    950: '#000000',
  },
}

SCSS

$custom: #04072d;
$custom-light: #4a4966;
$custom-dark: #000000;

JSON

{
  "hex": "#04072d",
  "rgb": {
    "r": 4,
    "g": 7,
    "b": 45
  },
  "hsl": {
    "h": 235.61,
    "s": 83.673,
    "l": 9.608
  },
  "oklch": {
    "l": 0.1605,
    "c": 0.07572,
    "h": 269.8
  },
  "luminance": 0.00367
}

Semantic roles & 50–950 ramp

primary

#04072D

secondary

#706A1D

accent

#EB2EFA

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010106

muted

#77777A

Preview Lab

Preview with #04072D

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

Preview Lab → · Contrast checker → · Palette generator →