#0B354E#0B354E

#0B354E is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.063 H 240.0°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#0B354E
RGB	rgb(11, 53, 78)
HSL	hsl(202, 75%, 17%)
HSV	hsv(202, 86%, 31%)
CMYK	cmyk(85.9%, 32.1%, 0%, 69.4%)
CIE-LAB	lab(20.70, -4.04, -19.32)
CIE-LCH	lch(20.70, 19.74, 258.20°)
OKLab	oklab(31.43% -0.0316 -0.0547)
OKLCH	oklch(31.43% 0.063 240)
XYZ	xyz(2.7857, 3.1671, 7.6707)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B354E #4E240B

analogous

#0B4E46 #0B354E #0B144E

triadic

#0B354E #4E0B35 #354E0B

tetradic

#0B354E #460B4E #4E240B #144E0B

square

#0B354E #460B4E #4E240B #144E0B

split-complementary

#0B354E #4E0B14 #4E460B

monochromatic

#04121B #04121B #0B354E #135984 #1A7EB9

Accessibility & contrast

On white

12.86

#0B354E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#0B354E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B354E

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B354E	#FFFFFF	#000000	##FFFFFF
##0B354E	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29354F

Deuteranopia (green-blind)

#202F4E

Tritanopia (blue-blind)

#003B3E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0b354e;
/* rgb */ color: rgb(11, 53, 78);
/* oklch */ color: oklch(31.4% 0.063 240.0);

Tailwind

colors: {
  custom: {
    50: '#566c7f',
    500: '#0b354e',
    950: '#000000',
  },
}

SCSS

$custom: #0b354e;
$custom-light: #566c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b354e",
  "rgb": {
    "r": 11,
    "g": 53,
    "b": 78
  },
  "hsl": {
    "h": 202.388,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.31433,
    "c": 0.06316,
    "h": 240
  },
  "luminance": 0.03167
}

Semantic roles & 50–950 ramp

primary

#0B354E

secondary

#8A4E2B

accent

#7C36F2

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03060A

muted

#787A7C

Preview Lab

Preview with #0B354E

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

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