#04072E#04072E

#04072E is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.2% C 0.077 H 269.7°. Best body text is #FFFFFF at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#04072E
RGB	rgb(4, 7, 46)
HSL	hsl(236, 84%, 10%)
HSV	hsv(236, 91%, 18%)
CMYK	cmyk(91.3%, 84.8%, 0%, 82%)
CIE-LAB	lab(3.39, 10.76, -24.34)
CIE-LCH	lch(3.39, 26.61, 293.84°)
OKLab	oklab(16.18% -0.0004 -0.0773)
OKLCH	oklch(16.18% 0.077 269.7)
XYZ	xyz(0.6190, 0.3750, 2.6240)
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

#04072E #2E2B04

analogous

#041C2E #04072E #16042E

triadic

#04072E #2E0407 #072E04

tetradic

#04072E #2E041C #2E2B04 #042E16

square

#04072E #2E041C #2E2B04 #042E16

split-complementary

#04072E #2E1604 #1C2E04

monochromatic

#02041C #02041C #04072E #091066 #0E189F

Accessibility & contrast

On white

19.53

#04072E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#04072E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04072E

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04072E	#FFFFFF	#000000	##FFFFFF
##04072E	1.00	19.53	1.08	19.53
#FFFFFF	19.53	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2F

Deuteranopia (green-blind)

#000A2D

Tritanopia (blue-blind)

#001219

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #04072e;
/* rgb */ color: rgb(4, 7, 46);
/* oklch */ color: oklch(16.2% 0.077 269.7);

Tailwind

colors: {
  custom: {
    50: '#4a4967',
    500: '#04072e',
    950: '#000000',
  },
}

SCSS

$custom: #04072e;
$custom-light: #4a4967;
$custom-dark: #000000;

JSON

{
  "hex": "#04072e",
  "rgb": {
    "r": 4,
    "g": 7,
    "b": 46
  },
  "hsl": {
    "h": 235.714,
    "s": 84,
    "l": 9.804
  },
  "oklch": {
    "l": 0.16179,
    "c": 0.07732,
    "h": 269.7
  },
  "luminance": 0.00375
}

Semantic roles & 50–950 ramp

primary

#04072E

secondary

#716B1D

accent

#EC2EFA

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010106

muted

#77777A

Preview Lab

Preview with #04072E

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

Preview Lab → · Contrast checker → · Palette generator →