#001528#001528

#001528 is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 19.0% C 0.049 H 246.1°. Best body text is #FFFFFF at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#001528
RGB	rgb(0, 21, 40)
HSL	hsl(209, 100%, 8%)
HSV	hsv(209, 100%, 16%)
CMYK	cmyk(100%, 47.5%, 0%, 84.3%)
CIE-LAB	lab(6.23, -0.17, -15.36)
CIE-LCH	lch(6.23, 15.36, 269.35°)
OKLab	oklab(18.98% -0.0198 -0.0446)
OKLCH	oklch(18.98% 0.049 246.1)
XYZ	xyz(0.6510, 0.6894, 2.1058)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001528 #281300

analogous

#002827 #001528 #000128

triadic

#001528 #280015 #152800

tetradic

#001528 #270028 #281300 #012800

square

#001528 #270028 #281300 #012800

split-complementary

#001528 #280001 #282700

monochromatic

#00101F #00101F #001528 #003565 #0055A2

Accessibility & contrast

On white

18.45

#001528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#001528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001528

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001528	#FFFFFF	#000000	##FFFFFF
##001528	1.00	18.45	1.14	18.45
#FFFFFF	18.45	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1629

Deuteranopia (green-blind)

#051228

Tritanopia (blue-blind)

#001A1C

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #001528;
/* rgb */ color: rgb(0, 21, 40);
/* oklch */ color: oklch(19.0% 0.049 246.1);

Tailwind

colors: {
  custom: {
    50: '#475262',
    500: '#001528',
    950: '#000000',
  },
}

SCSS

$custom: #001528;
$custom-light: #475262;
$custom-dark: #000000;

JSON

{
  "hex": "#001528",
  "rgb": {
    "r": 0,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 208.5,
    "s": 100,
    "l": 7.843
  },
  "oklch": {
    "l": 0.18978,
    "c": 0.04886,
    "h": 246.1
  },
  "luminance": 0.0069
}

Semantic roles & 50–950 ramp

primary

#001528

secondary

#704014

accent

#8F29FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#000205

muted

#777879

Preview Lab

Preview with #001528

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

Preview Lab → · Contrast checker → · Palette generator →