#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
RGBrgb(0, 21, 40)
HSLhsl(209, 100%, 8%)
HSVhsv(209, 100%, 16%)
CMYKcmyk(100%, 47.5%, 0%, 84.3%)
CIE-LABlab(6.23, -0.17, -15.36)
CIE-LCHlch(6.23, 15.36, 269.35°)
OKLaboklab(18.98% -0.0198 -0.0446)
OKLCHoklch(18.98% 0.049 246.1)
XYZxyz(0.6510, 0.6894, 2.1058)
Luminance0.0069 (WCAG relative)
Temperaturecool
Familycyan

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
##0015281.0018.451.1418.45
#FFFFFF18.451.0021.001.00
#0000001.1421.001.0021.00
##FFFFFF18.451.0021.001.00

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 →

#001528 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva