#041B3B#041B3B

#041B3B is a very dark, moderate cyan. Relative luminance 0.011; OKLCH L 22.6% C 0.069 H 256.9°. Best body text is #FFFFFF at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#041B3B
RGB	rgb(4, 27, 59)
HSL	hsl(215, 87%, 12%)
HSV	hsv(215, 93%, 23%)
CMYK	cmyk(93.2%, 54.2%, 0%, 76.9%)
CIE-LAB	lab(9.99, 5.38, -23.23)
CIE-LCH	lch(9.99, 23.85, 283.03°)
OKLab	oklab(22.57% -0.0155 -0.0668)
OKLCH	oklch(22.57% 0.069 256.9)
XYZ	xyz(1.2311, 1.1253, 4.2891)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041B3B #3B2404

analogous

#04373B #041B3B #08043B

triadic

#041B3B #3B041B #1B3B04

tetradic

#041B3B #3B0437 #3B2404 #043B08

square

#041B3B #3B0437 #3B2404 #043B08

split-complementary

#041B3B #3B0804 #373B04

monochromatic

#020D1D #020D1D #041B3B #083574 #0C4FAE

Accessibility & contrast

On white

17.14

#041B3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#041B3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041B3B

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041B3B	#FFFFFF	#000000	##FFFFFF
##041B3B	1.00	17.14	1.22	17.14
#FFFFFF	17.14	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091E3C

Deuteranopia (green-blind)

#00193A

Tritanopia (blue-blind)

#002328

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #041b3b;
/* rgb */ color: rgb(4, 27, 59);
/* oklch */ color: oklch(22.6% 0.069 256.9);

Tailwind

colors: {
  custom: {
    50: '#4f5671',
    500: '#041b3b',
    950: '#000000',
  },
}

SCSS

$custom: #041b3b;
$custom-light: #4f5671;
$custom-dark: #000000;

JSON

{
  "hex": "#041b3b",
  "rgb": {
    "r": 4,
    "g": 27,
    "b": 59
  },
  "hsl": {
    "h": 214.909,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22565,
    "c": 0.06855,
    "h": 256.9
  },
  "luminance": 0.01125
}

Semantic roles & 50–950 ramp

primary

#041B3B

secondary

#7D551E

accent

#A52AFD

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #041B3B

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

Preview Lab → · Contrast checker → · Palette generator →