#040824#040824

#040824 is a very dark, muted blue. Relative luminance 0.003; OKLCH L 15.2% C 0.059 H 269.5°. Best body text is #FFFFFF at 19.71:1 contrast (WCAG AA passes).

Color values

HEX	#040824
RGB	rgb(4, 8, 36)
HSL	hsl(233, 80%, 8%)
HSV	hsv(233, 89%, 14%)
CMYK	cmyk(88.9%, 77.8%, 0%, 85.9%)
CIE-LAB	lab(2.95, 5.92, -17.39)
CIE-LCH	lch(2.95, 18.37, 288.81°)
OKLab	oklab(15.23% -0.0005 -0.0588)
OKLCH	oklch(15.23% 0.059 269.5)
XYZ	xyz(0.4552, 0.3268, 1.7078)
Luminance	0.0033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040824 #242004

analogous

#041824 #040824 #100424

triadic

#040824 #240408 #082404

tetradic

#040824 #240418 #242004 #042410

square

#040824 #240418 #242004 #042410

split-complementary

#040824 #241004 #182404

monochromatic

#03061C #03061C #040824 #0A145B #102092

Accessibility & contrast

On white

19.71

#040824 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#040824 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040824

19.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040824	#FFFFFF	#000000	##FFFFFF
##040824	1.00	19.71	1.07	19.71
#FFFFFF	19.71	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C25

Deuteranopia (green-blind)

#000923

Tritanopia (blue-blind)

#000F14

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #040824;
/* rgb */ color: rgb(4, 8, 36);
/* oklch */ color: oklch(15.2% 0.059 269.5);

Tailwind

colors: {
  custom: {
    50: '#484a5e',
    500: '#040824',
    950: '#000000',
  },
}

SCSS

$custom: #040824;
$custom-light: #484a5e;
$custom-dark: #000000;

JSON

{
  "hex": "#040824",
  "rgb": {
    "r": 4,
    "g": 8,
    "b": 36
  },
  "hsl": {
    "h": 232.5,
    "s": 80,
    "l": 7.843
  },
  "oklch": {
    "l": 0.15231,
    "c": 0.05884,
    "h": 269.5
  },
  "luminance": 0.00327
}

Semantic roles & 50–950 ramp

primary

#040824

secondary

#675E1D

accent

#DE31F6

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #040824

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

Preview Lab → · Contrast checker → · Palette generator →