#0B3E56#0B3E56

#0B3E56 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.066 H 234.6°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#0B3E56
RGB	rgb(11, 62, 86)
HSL	hsl(199, 77%, 19%)
HSV	hsv(199, 87%, 34%)
CMYK	cmyk(87.2%, 27.9%, 0%, 66.3%)
CIE-LAB	lab(24.28, -6.66, -19.02)
CIE-LCH	lch(24.28, 20.15, 250.70°)
OKLab	oklab(34.42% -0.0382 -0.0537)
OKLCH	oklch(34.42% 0.066 234.6)
XYZ	xyz(3.5397, 4.1878, 9.4241)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3E56 #56230B

analogous

#0B5649 #0B3E56 #0B1956

triadic

#0B3E56 #560B3E #3E560B

tetradic

#0B3E56 #490B56 #56230B #19560B

square

#0B3E56 #490B56 #56230B #19560B

split-complementary

#0B3E56 #560B19 #56490B

monochromatic

#03141B #041720 #0B3E56 #12658C #198CC3

Accessibility & contrast

On white

11.43

#0B3E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0B3E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3E56

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3E56	#FFFFFF	#000000	##FFFFFF
##0B3E56	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E57

Deuteranopia (green-blind)

#283756

Tritanopia (blue-blind)

#004446

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0b3e56;
/* rgb */ color: rgb(11, 62, 86);
/* oklch */ color: oklch(34.4% 0.066 234.6);

Tailwind

colors: {
  custom: {
    50: '#597385',
    500: '#0b3e56',
    950: '#000000',
  },
}

SCSS

$custom: #0b3e56;
$custom-light: #597385;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3e56",
  "rgb": {
    "r": 11,
    "g": 62,
    "b": 86
  },
  "hsl": {
    "h": 199.2,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.34422,
    "c": 0.06588,
    "h": 234.6
  },
  "luminance": 0.04188
}

Semantic roles & 50–950 ramp

primary

#0B3E56

secondary

#914C2B

accent

#7134F4

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0B3E56

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

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