#011F28#011F28

#011F28 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 22.2% C 0.040 H 221.3°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#011F28
RGB	rgb(1, 31, 40)
HSL	hsl(194, 95%, 8%)
HSV	hsv(194, 98%, 16%)
CMYK	cmyk(97.5%, 22.5%, 0%, 84.3%)
CIE-LAB	lab(10.10, -7.31, -9.31)
CIE-LCH	lch(10.10, 11.84, 231.84°)
OKLab	oklab(22.2% -0.0297 -0.0261)
OKLCH	oklch(22.2% 0.04 221.3)
XYZ	xyz(0.8853, 1.1395, 2.1804)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011F28 #280A01

analogous

#01281D #011F28 #010B28

triadic

#011F28 #28011F #1F2801

tetradic

#011F28 #1D0128 #280A01 #0B2801

square

#011F28 #1D0128 #280A01 #0B2801

split-complementary

#011F28 #28010B #281D01

monochromatic

#01171E #01171E #011F28 #024D64 #047C9F

Accessibility & contrast

On white

17.10

#011F28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#011F28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011F28

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011F28	#FFFFFF	#000000	##FFFFFF
##011F28	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1E28

Deuteranopia (green-blind)

#141A28

Tritanopia (blue-blind)

#002222

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #011f28;
/* rgb */ color: rgb(1, 31, 40);
/* oklch */ color: oklch(22.2% 0.040 221.3);

Tailwind

colors: {
  custom: {
    50: '#485a61',
    500: '#011f28',
    950: '#000000',
  },
}

SCSS

$custom: #011f28;
$custom-light: #485a61;
$custom-dark: #000000;

JSON

{
  "hex": "#011f28",
  "rgb": {
    "r": 1,
    "g": 31,
    "b": 40
  },
  "hsl": {
    "h": 193.846,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.22202,
    "c": 0.03956,
    "h": 221.3
  },
  "luminance": 0.0114
}

Semantic roles & 50–950 ramp

primary

#011F28

secondary

#6F2B16

accent

#5A29FF

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010305

muted

#777879

Preview Lab

Preview with #011F28

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

Preview Lab → · Contrast checker → · Palette generator →