#0F3C4B#0F3C4B

#0F3C4B is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.054 H 224.5°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#0F3C4B
RGB	rgb(15, 60, 75)
HSL	hsl(195, 67%, 18%)
HSV	hsv(195, 80%, 29%)
CMYK	cmyk(80%, 20%, 0%, 70.6%)
CIE-LAB	lab(23.14, -9.25, -13.52)
CIE-LCH	lch(23.14, 16.39, 235.62°)
OKLab	oklab(33.36% -0.0386 -0.0379)
OKLCH	oklch(33.36% 0.054 224.5)
XYZ	xyz(3.0823, 3.8409, 7.2342)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3C4B #4B1E0F

analogous

#0F4B3C #0F3C4B #0F1E4B

triadic

#0F3C4B #4B0F3C #3C4B0F

tetradic

#0F3C4B #3C0F4B #4B1E0F #1E4B0F

square

#0F3C4B #3C0F4B #4B1E0F #1E4B0F

split-complementary

#0F3C4B #4B0F1E #4B3C0F

monochromatic

#05141A #05141A #0F3C4B #19657E #238EB1

Accessibility & contrast

On white

11.88

#0F3C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#0F3C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3C4B

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3C4B	#FFFFFF	#000000	##FFFFFF
##0F3C4B	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343B4C

Deuteranopia (green-blind)

#2B354B

Tritanopia (blue-blind)

#004141

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #0f3c4b;
/* rgb */ color: rgb(15, 60, 75);
/* oklch */ color: oklch(33.4% 0.054 224.5);

Tailwind

colors: {
  custom: {
    50: '#57717d',
    500: '#0f3c4b',
    950: '#000000',
  },
}

SCSS

$custom: #0f3c4b;
$custom-light: #57717d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3c4b",
  "rgb": {
    "r": 15,
    "g": 60,
    "b": 75
  },
  "hsl": {
    "h": 195,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33358,
    "c": 0.05405,
    "h": 224.5
  },
  "luminance": 0.03841
}

Semantic roles & 50–950 ramp

primary

#0F3C4B

secondary

#854630

accent

#693EEA

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #0F3C4B

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

Preview Lab → · Contrast checker → · Palette generator →