#0F404C#0F404C

#0F404C is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.6% C 0.054 H 217.9°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#0F404C
RGB	rgb(15, 64, 76)
HSL	hsl(192, 67%, 18%)
HSV	hsv(192, 80%, 30%)
CMYK	cmyk(80.3%, 15.8%, 0%, 70.2%)
CIE-LAB	lab(24.61, -11.35, -11.93)
CIE-LCH	lch(24.61, 16.47, 226.42°)
OKLab	oklab(34.55% -0.0428 -0.0333)
OKLCH	oklch(34.55% 0.054 217.9)
XYZ	xyz(3.3344, 4.2898, 7.4884)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F404C #4C1B0F

analogous

#0F4C39 #0F404C #0F224C

triadic

#0F404C #4C0F40 #404C0F

tetradic

#0F404C #390F4C #4C1B0F #224C0F

square

#0F404C #390F4C #4C1B0F #224C0F

split-complementary

#0F404C #4C0F22 #4C390F

monochromatic

#05161A #05161A #0F404C #196B7F #2396B2

Accessibility & contrast

On white

11.30

#0F404C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#0F404C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F404C

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F404C	#FFFFFF	#000000	##FFFFFF
##0F404C	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383E4D

Deuteranopia (green-blind)

#30384C

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f404c;
/* rgb */ color: rgb(15, 64, 76);
/* oklch */ color: oklch(34.6% 0.054 217.9);

Tailwind

colors: {
  custom: {
    50: '#58757e',
    500: '#0f404c',
    950: '#000000',
  },
}

SCSS

$custom: #0f404c;
$custom-light: #58757e;
$custom-dark: #000000;

JSON

{
  "hex": "#0f404c",
  "rgb": {
    "r": 15,
    "g": 64,
    "b": 76
  },
  "hsl": {
    "h": 191.803,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.34551,
    "c": 0.05425,
    "h": 217.9
  },
  "luminance": 0.0429
}

Semantic roles & 50–950 ramp

primary

#0F404C

secondary

#864131

accent

#603EEA

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0F404C

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

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