#040635#040635

#040635 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.9% C 0.090 H 269.4°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#040635
RGB	rgb(4, 6, 53)
HSL	hsl(238, 86%, 11%)
HSV	hsv(238, 92%, 21%)
CMYK	cmyk(92.5%, 88.7%, 0%, 79.2%)
CIE-LAB	lab(3.73, 14.95, -29.01)
CIE-LCH	lch(3.73, 32.63, 297.27°)
OKLab	oklab(16.88% -0.001 -0.0896)
OKLCH	oklch(16.88% 0.09 269.4)
XYZ	xyz(0.7576, 0.4130, 3.4073)
Luminance	0.0041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040635 #353304

analogous

#041E35 #040635 #1A0435

triadic

#040635 #350406 #063504

tetradic

#040635 #35041E #353304 #04351A

square

#040635 #35041E #353304 #04351A

split-complementary

#040635 #351A04 #1E3504

monochromatic

#02031C #02031C #040635 #080C6E #0D13A7

Accessibility & contrast

On white

19.40

#040635 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#040635 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040635

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040635	#FFFFFF	#000000	##FFFFFF
##040635	1.00	19.40	1.08	19.40
#FFFFFF	19.40	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001036

Deuteranopia (green-blind)

#000B34

Tritanopia (blue-blind)

#00141D

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #040635;
/* rgb */ color: rgb(4, 6, 53);
/* oklch */ color: oklch(16.9% 0.090 269.4);

Tailwind

colors: {
  custom: {
    50: '#4c496d',
    500: '#040635',
    950: '#000000',
  },
}

SCSS

$custom: #040635;
$custom-light: #4c496d;
$custom-dark: #000000;

JSON

{
  "hex": "#040635",
  "rgb": {
    "r": 4,
    "g": 6,
    "b": 53
  },
  "hsl": {
    "h": 237.551,
    "s": 85.965,
    "l": 11.176
  },
  "oklch": {
    "l": 0.16875,
    "c": 0.08964,
    "h": 269.4
  },
  "luminance": 0.00413
}

Semantic roles & 50–950 ramp

primary

#040635

secondary

#77741E

accent

#F42CFC

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020007

muted

#78777A

Preview Lab

Preview with #040635

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

Preview Lab → · Contrast checker → · Palette generator →