#011730#011730

#011730 is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 20.3% C 0.058 H 252.1°. Best body text is #FFFFFF at 18.00:1 contrast (WCAG AA passes).

Color values

HEX	#011730
RGB	rgb(1, 23, 48)
HSL	hsl(212, 96%, 10%)
HSV	hsv(212, 98%, 19%)
CMYK	cmyk(97.9%, 52.1%, 0%, 81.2%)
CIE-LAB	lab(7.52, 2.49, -19.25)
CIE-LCH	lch(7.52, 19.42, 277.38°)
OKLab	oklab(20.31% -0.0179 -0.0553)
OKLCH	oklch(20.31% 0.058 252.1)
XYZ	xyz(0.8522, 0.8325, 2.9115)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011730 #301A01

analogous

#012F30 #011730 #030130

triadic

#011730 #300117 #173001

tetradic

#011730 #30012F #301A01 #013003

square

#011730 #30012F #301A01 #013003

split-complementary

#011730 #300301 #2F3001

monochromatic

#010E1E #010E1E #011730 #02346C #0350A8

Accessibility & contrast

On white

18.00

#011730 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#011730 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011730

18.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011730	#FFFFFF	#000000	##FFFFFF
##011730	1.00	18.00	1.17	18.00
#FFFFFF	18.00	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A1931

Deuteranopia (green-blind)

#021530

Tritanopia (blue-blind)

#001D21

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #011730;
/* rgb */ color: rgb(1, 23, 48);
/* oklch */ color: oklch(20.3% 0.058 252.1);

Tailwind

colors: {
  custom: {
    50: '#4a5368',
    500: '#011730',
    950: '#000000',
  },
}

SCSS

$custom: #011730;
$custom-light: #4a5368;
$custom-dark: #000000;

JSON

{
  "hex": "#011730",
  "rgb": {
    "r": 1,
    "g": 23,
    "b": 48
  },
  "hsl": {
    "h": 211.915,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.20313,
    "c": 0.05812,
    "h": 252.1
  },
  "luminance": 0.00833
}

Semantic roles & 50–950 ramp

primary

#011730

secondary

#764917

accent

#9B29FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #011730

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

Preview Lab → · Contrast checker → · Palette generator →