#011536#011536

#011536 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.3% C 0.071 H 257.9°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#011536
RGB	rgb(1, 21, 54)
HSL	hsl(217, 96%, 11%)
HSV	hsv(217, 98%, 21%)
CMYK	cmyk(98.1%, 61.1%, 0%, 78.8%)
CIE-LAB	lab(7.31, 7.10, -23.98)
CIE-LCH	lch(7.31, 25.01, 286.49°)
OKLab	oklab(20.3% -0.0149 -0.0693)
OKLCH	oklch(20.3% 0.071 257.9)
XYZ	xyz(0.9463, 0.8090, 3.5956)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011536 #362201

analogous

#012F36 #011536 #070136

triadic

#011536 #360115 #153601

tetradic

#011536 #36012F #362201 #013607

square

#011536 #36012F #362201 #013607

split-complementary

#011536 #360701 #2F3601

monochromatic

#010C1E #010C1E #011536 #022C72 #0344AE

Accessibility & contrast

On white

18.08

#011536 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#011536 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011536

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011536	#FFFFFF	#000000	##FFFFFF
##011536	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011937

Deuteranopia (green-blind)

#001435

Tritanopia (blue-blind)

#001D22

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #011536;
/* rgb */ color: rgb(1, 21, 54);
/* oklch */ color: oklch(20.3% 0.071 257.9);

Tailwind

colors: {
  custom: {
    50: '#4c516d',
    500: '#011536',
    950: '#000000',
  },
}

SCSS

$custom: #011536;
$custom-light: #4c516d;
$custom-dark: #000000;

JSON

{
  "hex": "#011536",
  "rgb": {
    "r": 1,
    "g": 21,
    "b": 54
  },
  "hsl": {
    "h": 217.358,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20302,
    "c": 0.07089,
    "h": 257.9
  },
  "luminance": 0.00809
}

Semantic roles & 50–950 ramp

primary

#011536

secondary

#7B5618

accent

#AE29FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010207

muted

#77787A

Preview Lab

Preview with #011536

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

Preview Lab → · Contrast checker → · Palette generator →