#001027#001027

#001027 is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.4% C 0.054 H 253.4°. Best body text is #FFFFFF at 19.03:1 contrast (WCAG AA passes).

Color values

HEX	#001027
RGB	rgb(0, 16, 39)
HSL	hsl(215, 100%, 8%)
HSV	hsv(215, 100%, 15%)
CMYK	cmyk(100%, 59%, 0%, 84.7%)
CIE-LAB	lab(4.67, 2.46, -17.04)
CIE-LCH	lch(4.67, 17.22, 278.21°)
OKLab	oklab(17.37% -0.0155 -0.0521)
OKLCH	oklch(17.37% 0.054 253.4)
XYZ	xyz(0.5514, 0.5170, 1.9898)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001027 #271700

analogous

#002327 #001027 #040027

triadic

#001027 #270010 #102700

tetradic

#001027 #270023 #271700 #002704

square

#001027 #270023 #271700 #002704

split-complementary

#001027 #270400 #232700

monochromatic

#000D1F #000D1F #001027 #002964 #0042A1

Accessibility & contrast

On white

19.03

#001027 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#001027 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001027

19.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001027	#FFFFFF	#000000	##FFFFFF
##001027	1.00	19.03	1.10	19.03
#FFFFFF	19.03	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041228

Deuteranopia (green-blind)

#000E27

Tritanopia (blue-blind)

#001619

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #001027;
/* rgb */ color: rgb(0, 16, 39);
/* oklch */ color: oklch(17.4% 0.054 253.4);

Tailwind

colors: {
  custom: {
    50: '#474e61',
    500: '#001027',
    950: '#000000',
  },
}

SCSS

$custom: #001027;
$custom-light: #474e61;
$custom-dark: #000000;

JSON

{
  "hex": "#001027",
  "rgb": {
    "r": 0,
    "g": 16,
    "b": 39
  },
  "hsl": {
    "h": 215.385,
    "s": 100,
    "l": 7.647
  },
  "oklch": {
    "l": 0.17373,
    "c": 0.05434,
    "h": 253.4
  },
  "luminance": 0.00517
}

Semantic roles & 50–950 ramp

primary

#001027

secondary

#6F4A14

accent

#A729FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000105

muted

#777779

Preview Lab

Preview with #001027

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

Preview Lab → · Contrast checker → · Palette generator →