#001529#001529

#001529 is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 19.1% C 0.050 H 247.3°. Best body text is #FFFFFF at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#001529
RGB	rgb(0, 21, 41)
HSL	hsl(209, 100%, 8%)
HSV	hsv(209, 100%, 16%)
CMYK	cmyk(100%, 48.8%, 0%, 83.9%)
CIE-LAB	lab(6.29, 0.26, -16.01)
CIE-LCH	lch(6.29, 16.02, 270.94°)
OKLab	oklab(19.06% -0.0195 -0.0465)
OKLCH	oklch(19.06% 0.05 247.3)
XYZ	xyz(0.6682, 0.6963, 2.1966)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001529 #291400

analogous

#002928 #001529 #000129

triadic

#001529 #290015 #152900

tetradic

#001529 #280029 #291400 #012900

square

#001529 #280029 #291400 #012900

split-complementary

#001529 #290001 #292800

monochromatic

#00101F #00101F #001529 #003466 #0054A3

Accessibility & contrast

On white

18.43

#001529 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#001529 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001529

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001529	#FFFFFF	#000000	##FFFFFF
##001529	1.00	18.43	1.14	18.43
#FFFFFF	18.43	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B162A

Deuteranopia (green-blind)

#051229

Tritanopia (blue-blind)

#001A1C

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #001529;
/* rgb */ color: rgb(0, 21, 41);
/* oklch */ color: oklch(19.1% 0.050 247.3);

Tailwind

colors: {
  custom: {
    50: '#475263',
    500: '#001529',
    950: '#000000',
  },
}

SCSS

$custom: #001529;
$custom-light: #475263;
$custom-dark: #000000;

JSON

{
  "hex": "#001529",
  "rgb": {
    "r": 0,
    "g": 21,
    "b": 41
  },
  "hsl": {
    "h": 209.268,
    "s": 100,
    "l": 8.039
  },
  "oklch": {
    "l": 0.19059,
    "c": 0.05044,
    "h": 247.3
  },
  "luminance": 0.00696
}

Semantic roles & 50–950 ramp

primary

#001529

secondary

#714114

accent

#9129FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#000205

muted

#777879

Preview Lab

Preview with #001529

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

Preview Lab → · Contrast checker → · Palette generator →