#0B353B#0B353B

#0B353B is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.4% C 0.046 H 208.8°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#0B353B
RGB	rgb(11, 53, 59)
HSL	hsl(188, 69%, 14%)
HSV	hsv(188, 81%, 23%)
CMYK	cmyk(81.4%, 10.2%, 0%, 76.9%)
CIE-LAB	lab(19.77, -11.70, -7.91)
CIE-LCH	lch(19.77, 14.12, 214.08°)
OKLab	oklab(30.39% -0.04 -0.022)
OKLCH	oklch(30.39% 0.046 208.8)
XYZ	xyz(2.2002, 2.9329, 4.5870)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B353B #3B110B

analogous

#0B3B29 #0B353B #0B1D3B

triadic

#0B353B #3B0B35 #353B0B

tetradic

#0B353B #290B3B #3B110B #1D3B0B

square

#0B353B #290B3B #3B110B #1D3B0B

split-complementary

#0B353B #3B0B1D #3B290B

monochromatic

#05171A #05171A #0B353B #15636F #1E92A2

Accessibility & contrast

On white

13.24

#0B353B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0B353B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B353B

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B353B	#FFFFFF	#000000	##FFFFFF
##0B353B	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30333B

Deuteranopia (green-blind)

#292E3B

Tritanopia (blue-blind)

#003837

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0b353b;
/* rgb */ color: rgb(11, 53, 59);
/* oklch */ color: oklch(30.4% 0.046 208.8);

Tailwind

colors: {
  custom: {
    50: '#536c70',
    500: '#0b353b',
    950: '#000000',
  },
}

SCSS

$custom: #0b353b;
$custom-light: #536c70;
$custom-dark: #000000;

JSON

{
  "hex": "#0b353b",
  "rgb": {
    "r": 11,
    "g": 53,
    "b": 59
  },
  "hsl": {
    "h": 187.5,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.30385,
    "c": 0.04566,
    "h": 208.8
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#0B353B

secondary

#78342A

accent

#523CEB

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #0B353B

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

Preview Lab → · Contrast checker → · Palette generator →