#0B4956#0B4956

#0B4956 is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 37.5% C 0.062 H 216.0°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#0B4956
RGB	rgb(11, 73, 86)
HSL	hsl(190, 77%, 19%)
HSV	hsv(190, 87%, 34%)
CMYK	cmyk(87.2%, 15.1%, 0%, 66.3%)
CIE-LAB	lab(28.13, -13.47, -13.06)
CIE-LCH	lch(28.13, 18.76, 224.10°)
OKLab	oklab(37.51% -0.0502 -0.0365)
OKLCH	oklch(37.51% 0.062 216)
XYZ	xyz(4.1995, 5.5076, 9.6440)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4956 #56180B

analogous

#0B563E #0B4956 #0B2456

triadic

#0B4956 #560B49 #49560B

tetradic

#0B4956 #3E0B56 #56180B #24560B

square

#0B4956 #3E0B56 #56180B #24560B

split-complementary

#0B4956 #560B24 #563E0B

monochromatic

#03171B #041B20 #0B4956 #12778C #19A5C3

Accessibility & contrast

On white

9.99

#0B4956 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#0B4956 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4956

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4956	#FFFFFF	#000000	##FFFFFF
##0B4956	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404657

Deuteranopia (green-blind)

#363F56

Tritanopia (blue-blind)

#004E4D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #0b4956;
/* rgb */ color: rgb(11, 73, 86);
/* oklch */ color: oklch(37.5% 0.062 216.0);

Tailwind

colors: {
  custom: {
    50: '#5a7c85',
    500: '#0b4956',
    950: '#000000',
  },
}

SCSS

$custom: #0b4956;
$custom-light: #5a7c85;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4956",
  "rgb": {
    "r": 11,
    "g": 73,
    "b": 86
  },
  "hsl": {
    "h": 190.4,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.37509,
    "c": 0.06204,
    "h": 216
  },
  "luminance": 0.05508
}

Semantic roles & 50–950 ramp

primary

#0B4956

secondary

#913D2B

accent

#5534F4

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #0B4956

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

Preview Lab → · Contrast checker → · Palette generator →