#15212F#15212F

#15212F is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.4% C 0.032 H 252.9°. Best body text is #FFFFFF at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#15212F
RGB	rgb(21, 33, 47)
HSL	hsl(212, 38%, 13%)
HSV	hsv(212, 55%, 18%)
CMYK	cmyk(55.3%, 29.8%, 0%, 81.6%)
CIE-LAB	lab(12.30, -0.42, -10.91)
CIE-LCH	lch(12.30, 10.92, 267.77°)
OKLab	oklab(24.37% -0.0094 -0.0304)
OKLCH	oklch(24.37% 0.032 252.9)
XYZ	xyz(1.3660, 1.4523, 2.8971)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15212F #2F2315

analogous

#152E2F #15212F #16152F

triadic

#15212F #2F1521 #212F15

tetradic

#15212F #2F152E #2F2315 #152F16

square

#15212F #2F152E #2F2315 #152F16

split-complementary

#15212F #2F1615 #2E2F15

monochromatic

#090F15 #090F15 #15212F #283F59 #3B5C84

Accessibility & contrast

On white

16.27

#15212F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#15212F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15212F

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15212F	#FFFFFF	#000000	##FFFFFF
##15212F	1.00	16.27	1.29	16.27
#FFFFFF	16.27	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2230

Deuteranopia (green-blind)

#181F2F

Tritanopia (blue-blind)

#0A2426

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #15212f;
/* rgb */ color: rgb(21, 33, 47);
/* oklch */ color: oklch(24.4% 0.032 252.9);

Tailwind

colors: {
  custom: {
    50: '#545c67',
    500: '#15212f',
    950: '#000000',
  },
}

SCSS

$custom: #15212f;
$custom-light: #545c67;
$custom-dark: #000000;

JSON

{
  "hex": "#15212f",
  "rgb": {
    "r": 21,
    "g": 33,
    "b": 47
  },
  "hsl": {
    "h": 212.308,
    "s": 38.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24366,
    "c": 0.03183,
    "h": 252.9
  },
  "luminance": 0.01452
}

Semantic roles & 50–950 ramp

primary

#15212F

secondary

#65523B

accent

#985ACE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #15212F

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

Preview Lab → · Contrast checker → · Palette generator →