#011830#011830

#011830 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.6% C 0.057 H 250.6°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#011830
RGB	rgb(1, 24, 48)
HSL	hsl(211, 96%, 10%)
HSV	hsv(211, 98%, 19%)
CMYK	cmyk(97.9%, 50%, 0%, 81.2%)
CIE-LAB	lab(7.89, 1.73, -18.67)
CIE-LCH	lch(7.89, 18.75, 275.30°)
OKLab	oklab(20.61% -0.0188 -0.0535)
OKLCH	oklch(20.61% 0.057 250.6)
XYZ	xyz(0.8724, 0.8730, 2.9183)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011830 #301901

analogous

#013030 #011830 #010130

triadic

#011830 #300118 #183001

tetradic

#011830 #300130 #301901 #013001

square

#011830 #300130 #301901 #013001

split-complementary

#011830 #300101 #303001

monochromatic

#010F1E #010F1E #011830 #02366C #0354A8

Accessibility & contrast

On white

17.88

#011830 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#011830 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011830

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011830	#FFFFFF	#000000	##FFFFFF
##011830	1.00	17.88	1.17	17.88
#FFFFFF	17.88	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1A31

Deuteranopia (green-blind)

#041530

Tritanopia (blue-blind)

#001E21

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #011830;
/* rgb */ color: rgb(1, 24, 48);
/* oklch */ color: oklch(20.6% 0.057 250.6);

Tailwind

colors: {
  custom: {
    50: '#4a5468',
    500: '#011830',
    950: '#000000',
  },
}

SCSS

$custom: #011830;
$custom-light: #4a5468;
$custom-dark: #000000;

JSON

{
  "hex": "#011830",
  "rgb": {
    "r": 1,
    "g": 24,
    "b": 48
  },
  "hsl": {
    "h": 210.638,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.20606,
    "c": 0.05673,
    "h": 250.6
  },
  "luminance": 0.00873
}

Semantic roles & 50–950 ramp

primary

#011830

secondary

#764717

accent

#9629FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #011830

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

Preview Lab → · Contrast checker → · Palette generator →