#15212A#15212A

#15212A is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.1% C 0.024 H 241.4°. Best body text is #FFFFFF at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#15212A
RGB	rgb(21, 33, 42)
HSL	hsl(206, 33%, 12%)
HSV	hsv(206, 50%, 16%)
CMYK	cmyk(50%, 21.4%, 0%, 83.5%)
CIE-LAB	lab(12.05, -2.24, -7.68)
CIE-LCH	lch(12.05, 8.00, 253.76°)
OKLab	oklab(24.09% -0.0116 -0.0212)
OKLCH	oklch(24.09% 0.024 241.4)
XYZ	xyz(1.2709, 1.4142, 2.3960)
Luminance	0.0141 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15212A #2A1E15

analogous

#152A29 #15212A #15172A

triadic

#15212A #2A1521 #212A15

tetradic

#15212A #29152A #2A1E15 #172A15

square

#15212A #29152A #2A1E15 #172A15

split-complementary

#15212A #2A1517 #2A2915

monochromatic

#0A1014 #0A1014 #15212A #294153 #3E617C

Accessibility & contrast

On white

16.37

#15212A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#15212A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15212A

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15212A	#FFFFFF	#000000	##FFFFFF
##15212A	1.00	16.37	1.28	16.37
#FFFFFF	16.37	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D212A

Deuteranopia (green-blind)

#1A1F2A

Tritanopia (blue-blind)

#0D2324

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #15212a;
/* rgb */ color: rgb(21, 33, 42);
/* oklch */ color: oklch(24.1% 0.024 241.4);

Tailwind

colors: {
  custom: {
    50: '#535c63',
    500: '#15212a',
    950: '#000000',
  },
}

SCSS

$custom: #15212a;
$custom-light: #535c63;
$custom-dark: #000000;

JSON

{
  "hex": "#15212a",
  "rgb": {
    "r": 21,
    "g": 33,
    "b": 42
  },
  "hsl": {
    "h": 205.714,
    "s": 33.333,
    "l": 12.353
  },
  "oklch": {
    "l": 0.24087,
    "c": 0.02417,
    "h": 241.4
  },
  "luminance": 0.01414
}

Semantic roles & 50–950 ramp

primary

#15212A

secondary

#5F4B3B

accent

#8C5EC9

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020405

muted

#787979

Preview Lab

Preview with #15212A

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

Preview Lab → · Contrast checker → · Palette generator →