#0F354B#0F354B

#0F354B is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.058 H 238.2°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#0F354B
RGB	rgb(15, 53, 75)
HSL	hsl(202, 67%, 18%)
HSV	hsv(202, 80%, 29%)
CMYK	cmyk(80%, 29.3%, 0%, 70.6%)
CIE-LAB	lab(20.66, -4.70, -17.37)
CIE-LCH	lch(20.66, 18.00, 254.87°)
OKLab	oklab(31.38% -0.0304 -0.049)
OKLCH	oklch(31.38% 0.058 238.2)
XYZ	xyz(2.7396, 3.1555, 7.1199)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F354B #4B250F

analogous

#0F4B43 #0F354B #0F174B

triadic

#0F354B #4B0F35 #354B0F

tetradic

#0F354B #430F4B #4B250F #174B0F

square

#0F354B #430F4B #4B250F #174B0F

split-complementary

#0F354B #4B0F17 #4B430F

monochromatic

#05121A #05121A #0F354B #19597E #237DB1

Accessibility & contrast

On white

12.87

#0F354B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#0F354B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F354B

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F354B	#FFFFFF	#000000	##FFFFFF
##0F354B	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B354C

Deuteranopia (green-blind)

#222F4B

Tritanopia (blue-blind)

#003B3D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f354b;
/* rgb */ color: rgb(15, 53, 75);
/* oklch */ color: oklch(31.4% 0.058 238.2);

Tailwind

colors: {
  custom: {
    50: '#576c7d',
    500: '#0f354b',
    950: '#000000',
  },
}

SCSS

$custom: #0f354b;
$custom-light: #576c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f354b",
  "rgb": {
    "r": 15,
    "g": 53,
    "b": 75
  },
  "hsl": {
    "h": 202,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.31378,
    "c": 0.05765,
    "h": 238.2
  },
  "luminance": 0.03156
}

Semantic roles & 50–950 ramp

primary

#0F354B

secondary

#855030

accent

#7D3EEA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #0F354B

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

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