#01242B#01242B

#01242B is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.0% C 0.041 H 213.9°. Best body text is #FFFFFF at 16.30:1 contrast (WCAG AA passes).

Color values

HEX	#01242B
RGB	rgb(1, 36, 43)
HSL	hsl(190, 95%, 9%)
HSV	hsv(190, 98%, 17%)
CMYK	cmyk(97.7%, 16.3%, 0%, 83.1%)
CIE-LAB	lab(12.24, -9.33, -8.21)
CIE-LCH	lch(12.24, 12.43, 221.33°)
OKLab	oklab(23.97% -0.0341 -0.023)
OKLCH	oklch(23.97% 0.041 213.9)
XYZ	xyz(1.0792, 1.4425, 2.5066)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01242B #2B0801

analogous

#012B1D #01242B #010F2B

triadic

#01242B #2B0124 #242B01

tetradic

#01242B #1D012B #2B0801 #0F2B01

square

#01242B #1D012B #2B0801 #0F2B01

split-complementary

#01242B #2B010F #2B1D01

monochromatic

#01191E #01191E #01242B #025667 #0488A3

Accessibility & contrast

On white

16.30

#01242B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#01242B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01242B

16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01242B	#FFFFFF	#000000	##FFFFFF
##01242B	1.00	16.30	1.29	16.30
#FFFFFF	16.30	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F222B

Deuteranopia (green-blind)

#191E2B

Tritanopia (blue-blind)

#002726

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #01242b;
/* rgb */ color: rgb(1, 36, 43);
/* oklch */ color: oklch(24.0% 0.041 213.9);

Tailwind

colors: {
  custom: {
    50: '#495e64',
    500: '#01242b',
    950: '#000000',
  },
}

SCSS

$custom: #01242b;
$custom-light: #495e64;
$custom-dark: #000000;

JSON

{
  "hex": "#01242b",
  "rgb": {
    "r": 1,
    "g": 36,
    "b": 43
  },
  "hsl": {
    "h": 190,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.23972,
    "c": 0.04111,
    "h": 213.9
  },
  "luminance": 0.01443
}

Semantic roles & 50–950 ramp

primary

#01242B

secondary

#712617

accent

#4C29FF

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #01242B

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

Preview Lab → · Contrast checker → · Palette generator →