#040236#040236

#040236 is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 16.1% C 0.098 H 270.3°. Best body text is #FFFFFF at 19.68:1 contrast (WCAG AA passes).

Color values

HEX	#040236
RGB	rgb(4, 2, 54)
HSL	hsl(242, 93%, 11%)
HSV	hsv(242, 96%, 21%)
CMYK	cmyk(92.6%, 96.3%, 0%, 78.8%)
CIE-LAB	lab(3.03, 17.14, -30.87)
CIE-LCH	lch(3.03, 35.31, 299.04°)
OKLab	oklab(16.05% 0.0005 -0.0976)
OKLCH	oklch(16.05% 0.098 270.3)
XYZ	xyz(0.7374, 0.3355, 3.5152)
Luminance	0.0034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040236 #343602

analogous

#021A36 #040236 #1E0236

triadic

#040236 #360402 #023604

tetradic

#040236 #36021A #343602 #02361E

square

#040236 #36021A #343602 #02361E

split-complementary

#040236 #361E02 #1A3602

monochromatic

#02011E #02011E #040236 #080471 #0D06AC

Accessibility & contrast

On white

19.68

#040236 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#040236 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040236

19.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040236	#FFFFFF	#000000	##FFFFFF
##040236	1.00	19.68	1.07	19.68
#FFFFFF	19.68	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E37

Deuteranopia (green-blind)

#000835

Tritanopia (blue-blind)

#00121C

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #040236;
/* rgb */ color: rgb(4, 2, 54);
/* oklch */ color: oklch(16.1% 0.098 270.3);

Tailwind

colors: {
  custom: {
    50: '#4c476e',
    500: '#040236',
    950: '#000000',
  },
}

SCSS

$custom: #040236;
$custom-light: #4c476e;
$custom-dark: #000000;

JSON

{
  "hex": "#040236",
  "rgb": {
    "r": 4,
    "g": 2,
    "b": 54
  },
  "hsl": {
    "h": 242.308,
    "s": 92.857,
    "l": 10.98
  },
  "oklch": {
    "l": 0.16052,
    "c": 0.09758,
    "h": 270.3
  },
  "luminance": 0.00336
}

Semantic roles & 50–950 ramp

primary

#040236

secondary

#767A1A

accent

#FF29F7

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020007

muted

#78777A

Preview Lab

Preview with #040236

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

Preview Lab → · Contrast checker → · Palette generator →