#041040#041040

#041040 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.093 H 265.7°. Best body text is #FFFFFF at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#041040
RGB	rgb(4, 16, 64)
HSL	hsl(228, 88%, 13%)
HSV	hsv(228, 94%, 25%)
CMYK	cmyk(93.8%, 75%, 0%, 74.9%)
CIE-LAB	lab(6.92, 16.33, -31.79)
CIE-LCH	lch(6.92, 35.74, 297.18°)
OKLab	oklab(20.36% -0.007 -0.0924)
OKLCH	oklch(20.36% 0.093 265.7)
XYZ	xyz(1.1604, 0.7664, 4.9363)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041040 #403404

analogous

#042E40 #041040 #160440

triadic

#041040 #400410 #104004

tetradic

#041040 #40042E #403404 #044016

square

#041040 #40042E #403404 #044016

split-complementary

#041040 #401604 #2E4004

monochromatic

#02071D #02071D #041040 #081E7A #0B2DB3

Accessibility & contrast

On white

18.21

#041040 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#041040 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041040

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041040	#FFFFFF	#000000	##FFFFFF
##041040	1.00	18.21	1.15	18.21
#FFFFFF	18.21	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001842

Deuteranopia (green-blind)

#00123F

Tritanopia (blue-blind)

#001D26

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #041040;
/* rgb */ color: rgb(4, 16, 64);
/* oklch */ color: oklch(20.4% 0.093 265.7);

Tailwind

colors: {
  custom: {
    50: '#514d75',
    500: '#041040',
    950: '#000000',
  },
}

SCSS

$custom: #041040;
$custom-light: #514d75;
$custom-dark: #000000;

JSON

{
  "hex": "#041040",
  "rgb": {
    "r": 4,
    "g": 16,
    "b": 64
  },
  "hsl": {
    "h": 228,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.20358,
    "c": 0.09265,
    "h": 265.7
  },
  "luminance": 0.00767
}

Semantic roles & 50–950 ramp

primary

#041040

secondary

#816E1F

accent

#D429FE

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #041040

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

Preview Lab → · Contrast checker → · Palette generator →