#0B3542#0B3542

#0B3542 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.7% C 0.050 H 223.0°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#0B3542
RGB	rgb(11, 53, 66)
HSL	hsl(194, 71%, 15%)
HSV	hsv(194, 83%, 26%)
CMYK	cmyk(83.3%, 19.7%, 0%, 74.1%)
CIE-LAB	lab(20.09, -8.97, -12.20)
CIE-LCH	lch(20.09, 15.14, 233.66°)
OKLab	oklab(30.74% -0.0366 -0.0341)
OKLCH	oklch(30.74% 0.05 223)
XYZ	xyz(2.3941, 3.0104, 5.6081)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3542 #42180B

analogous

#0B4234 #0B3542 #0B1942

triadic

#0B3542 #420B35 #35420B

tetradic

#0B3542 #340B42 #42180B #19420B

square

#0B3542 #340B42 #42180B #19420B

split-complementary

#0B3542 #420B19 #42340B

monochromatic

#04151A #04151A #0B3542 #145F76 #1C89AB

Accessibility & contrast

On white

13.11

#0B3542 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0B3542 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3542

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3542	#FFFFFF	#000000	##FFFFFF
##0B3542	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3443

Deuteranopia (green-blind)

#262E42

Tritanopia (blue-blind)

#003939

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0b3542;
/* rgb */ color: rgb(11, 53, 66);
/* oklch */ color: oklch(30.7% 0.050 223.0);

Tailwind

colors: {
  custom: {
    50: '#546c76',
    500: '#0b3542',
    950: '#000000',
  },
}

SCSS

$custom: #0b3542;
$custom-light: #546c76;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3542",
  "rgb": {
    "r": 11,
    "g": 53,
    "b": 66
  },
  "hsl": {
    "h": 194.182,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.3074,
    "c": 0.05005,
    "h": 223
  },
  "luminance": 0.03011
}

Semantic roles & 50–950 ramp

primary

#0B3542

secondary

#7F3E2A

accent

#643AEE

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #0B3542

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

Preview Lab → · Contrast checker → · Palette generator →