#041733#041733

#041733 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 20.8% C 0.061 H 257.3°. Best body text is #FFFFFF at 17.86:1 contrast (WCAG AA passes).

Color values

HEX	#041733
RGB	rgb(4, 23, 51)
HSL	hsl(216, 85%, 11%)
HSV	hsv(216, 92%, 20%)
CMYK	cmyk(92.2%, 54.9%, 0%, 80%)
CIE-LAB	lab(7.93, 4.72, -20.79)
CIE-LCH	lch(7.93, 21.32, 282.78°)
OKLab	oklab(20.76% -0.0134 -0.0597)
OKLCH	oklch(20.76% 0.061 257.3)
XYZ	xyz(0.9538, 0.8775, 3.2504)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041733 #332004

analogous

#042E33 #041733 #080433

triadic

#041733 #330417 #173304

tetradic

#041733 #33042E #332004 #043308

square

#041733 #33042E #332004 #043308

split-complementary

#041733 #330804 #2E3304

monochromatic

#020D1C #020D1C #041733 #08316C #0D4AA4

Accessibility & contrast

On white

17.86

#041733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#041733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041733

17.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041733	#FFFFFF	#000000	##FFFFFF
##041733	1.00	17.86	1.18	17.86
#FFFFFF	17.86	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081A34

Deuteranopia (green-blind)

#011532

Tritanopia (blue-blind)

#001E22

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #041733;
/* rgb */ color: rgb(4, 23, 51);
/* oklch */ color: oklch(20.8% 0.061 257.3);

Tailwind

colors: {
  custom: {
    50: '#4c536b',
    500: '#041733',
    950: '#000000',
  },
}

SCSS

$custom: #041733;
$custom-light: #4c536b;
$custom-dark: #000000;

JSON

{
  "hex": "#041733",
  "rgb": {
    "r": 4,
    "g": 23,
    "b": 51
  },
  "hsl": {
    "h": 215.745,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20764,
    "c": 0.06118,
    "h": 257.3
  },
  "luminance": 0.00878
}

Semantic roles & 50–950 ramp

primary

#041733

secondary

#75521D

accent

#A82CFC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #041733

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

Preview Lab → · Contrast checker → · Palette generator →