#0B394B#0B394B

#0B394B is a dark, muted cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.057 H 229.2°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#0B394B
RGB	rgb(11, 57, 75)
HSL	hsl(197, 74%, 17%)
HSV	hsv(197, 85%, 29%)
CMYK	cmyk(85.3%, 24%, 0%, 70.6%)
CIE-LAB	lab(21.96, -7.92, -15.35)
CIE-LCH	lch(21.96, 17.27, 242.70°)
OKLab	oklab(32.39% -0.0372 -0.0431)
OKLCH	oklch(32.39% 0.057 229.2)
XYZ	xyz(2.8706, 3.5051, 7.1805)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B394B #4B1D0B

analogous

#0B4B3D #0B394B #0B194B

triadic

#0B394B #4B0B39 #394B0B

tetradic

#0B394B #3D0B4B #4B1D0B #194B0B

square

#0B394B #3D0B4B #4B1D0B #194B0B

split-complementary

#0B394B #4B0B19 #4B3D0B

monochromatic

#04141B #04141B #0B394B #136280 #1B8AB6

Accessibility & contrast

On white

12.35

#0B394B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#0B394B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B394B

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B394B	#FFFFFF	#000000	##FFFFFF
##0B394B	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30384C

Deuteranopia (green-blind)

#27324B

Tritanopia (blue-blind)

#003E3F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #0b394b;
/* rgb */ color: rgb(11, 57, 75);
/* oklch */ color: oklch(32.4% 0.057 229.2);

Tailwind

colors: {
  custom: {
    50: '#566f7d',
    500: '#0b394b',
    950: '#000000',
  },
}

SCSS

$custom: #0b394b;
$custom-light: #566f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b394b",
  "rgb": {
    "r": 11,
    "g": 57,
    "b": 75
  },
  "hsl": {
    "h": 196.875,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.32386,
    "c": 0.057,
    "h": 229.2
  },
  "luminance": 0.03505
}

Semantic roles & 50–950 ramp

primary

#0B394B

secondary

#87452B

accent

#6B37F1

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#030709

muted

#787A7B

Preview Lab

Preview with #0B394B

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

Preview Lab → · Contrast checker → · Palette generator →