#041528#041528

#041528 is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 19.3% C 0.046 H 251.8°. Best body text is #FFFFFF at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#041528
RGB	rgb(4, 21, 40)
HSL	hsl(212, 82%, 9%)
HSV	hsv(212, 90%, 16%)
CMYK	cmyk(90%, 47.5%, 0%, 84.3%)
CIE-LAB	lab(6.46, 0.87, -14.98)
CIE-LCH	lch(6.46, 15.00, 273.32°)
OKLab	oklab(19.27% -0.0142 -0.0432)
OKLCH	oklch(19.27% 0.046 251.8)
XYZ	xyz(0.7011, 0.7153, 2.1082)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041528 #281704

analogous

#042728 #041528 #050428

triadic

#041528 #280415 #152804

tetradic

#041528 #280427 #281704 #042805

square

#041528 #280427 #281704 #042805

split-complementary

#041528 #280504 #272804

monochromatic

#030F1C #030F1C #041528 #0A3260 #0F4F97

Accessibility & contrast

On white

18.37

#041528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#041528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041528

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041528	#FFFFFF	#000000	##FFFFFF
##041528	1.00	18.37	1.14	18.37
#FFFFFF	18.37	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1629

Deuteranopia (green-blind)

#071328

Tritanopia (blue-blind)

#00191C

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #041528;
/* rgb */ color: rgb(4, 21, 40);
/* oklch */ color: oklch(19.3% 0.046 251.8);

Tailwind

colors: {
  custom: {
    50: '#495262',
    500: '#041528',
    950: '#000000',
  },
}

SCSS

$custom: #041528;
$custom-light: #495262;
$custom-dark: #000000;

JSON

{
  "hex": "#041528",
  "rgb": {
    "r": 4,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 211.667,
    "s": 81.818,
    "l": 8.627
  },
  "oklch": {
    "l": 0.1927,
    "c": 0.04551,
    "h": 251.8
  },
  "luminance": 0.00715
}

Semantic roles & 50–950 ramp

primary

#041528

secondary

#6B461D

accent

#9930F8

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010205

muted

#777879

Preview Lab

Preview with #041528

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

Preview Lab → · Contrast checker → · Palette generator →