#15212E#15212E

#15212E is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.3% C 0.030 H 251.1°. Best body text is #FFFFFF at 16.29:1 contrast (WCAG AA passes).

Color values

HEX	#15212E
RGB	rgb(21, 33, 46)
HSL	hsl(211, 37%, 13%)
HSV	hsv(211, 54%, 18%)
CMYK	cmyk(54.3%, 28.3%, 0%, 82%)
CIE-LAB	lab(12.25, -0.79, -10.27)
CIE-LCH	lch(12.25, 10.30, 265.58°)
OKLab	oklab(24.31% -0.0098 -0.0286)
OKLCH	oklch(24.31% 0.03 251.1)
XYZ	xyz(1.3461, 1.4443, 2.7921)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15212E #2E2215

analogous

#152D2E #15212E #15152E

triadic

#15212E #2E1521 #212E15

tetradic

#15212E #2E152D #2E2215 #152E15

square

#15212E #2E152D #2E2215 #152E15

split-complementary

#15212E #2E1515 #2D2E15

monochromatic

#0A0F15 #0A0F15 #15212E #283F58 #3B5D82

Accessibility & contrast

On white

16.29

#15212E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#15212E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15212E

16.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15212E	#FFFFFF	#000000	##FFFFFF
##15212E	1.00	16.29	1.29	16.29
#FFFFFF	16.29	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C212F

Deuteranopia (green-blind)

#191F2E

Tritanopia (blue-blind)

#0B2425

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #15212e;
/* rgb */ color: rgb(21, 33, 46);
/* oklch */ color: oklch(24.3% 0.030 251.1);

Tailwind

colors: {
  custom: {
    50: '#545c66',
    500: '#15212e',
    950: '#000000',
  },
}

SCSS

$custom: #15212e;
$custom-light: #545c66;
$custom-dark: #000000;

JSON

{
  "hex": "#15212e",
  "rgb": {
    "r": 21,
    "g": 33,
    "b": 46
  },
  "hsl": {
    "h": 211.2,
    "s": 37.313,
    "l": 13.137
  },
  "oklch": {
    "l": 0.24308,
    "c": 0.03022,
    "h": 251.1
  },
  "luminance": 0.01444
}

Semantic roles & 50–950 ramp

primary

#15212E

secondary

#64503B

accent

#965BCD

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #15212E

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

Preview Lab → · Contrast checker → · Palette generator →