#0F3F4C#0F3F4C

#0F3F4C is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.3% C 0.054 H 219.9°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#0F3F4C
RGB	rgb(15, 63, 76)
HSL	hsl(193, 67%, 18%)
HSV	hsv(193, 80%, 30%)
CMYK	cmyk(80.3%, 17.1%, 0%, 70.2%)
CIE-LAB	lab(24.25, -10.74, -12.47)
CIE-LCH	lch(24.25, 16.46, 229.28°)
OKLab	oklab(34.27% -0.0417 -0.0348)
OKLCH	oklch(34.27% 0.054 219.9)
XYZ	xyz(3.2785, 4.1780, 7.4697)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3F4C #4C1C0F

analogous

#0F4C3A #0F3F4C #0F204C

triadic

#0F3F4C #4C0F3F #3F4C0F

tetradic

#0F3F4C #3A0F4C #4C1C0F #204C0F

square

#0F3F4C #3A0F4C #4C1C0F #204C0F

split-complementary

#0F3F4C #4C0F20 #4C3A0F

monochromatic

#05151A #05151A #0F3F4C #19697F #2394B2

Accessibility & contrast

On white

11.44

#0F3F4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0F3F4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3F4C

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3F4C	#FFFFFF	#000000	##FFFFFF
##0F3F4C	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373D4D

Deuteranopia (green-blind)

#2F374C

Tritanopia (blue-blind)

#004343

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3f4c;
/* rgb */ color: rgb(15, 63, 76);
/* oklch */ color: oklch(34.3% 0.054 219.9);

Tailwind

colors: {
  custom: {
    50: '#58747e',
    500: '#0f3f4c',
    950: '#000000',
  },
}

SCSS

$custom: #0f3f4c;
$custom-light: #58747e;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3f4c",
  "rgb": {
    "r": 15,
    "g": 63,
    "b": 76
  },
  "hsl": {
    "h": 192.787,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.34265,
    "c": 0.05431,
    "h": 219.9
  },
  "luminance": 0.04178
}

Semantic roles & 50–950 ramp

primary

#0F3F4C

secondary

#864331

accent

#633EEA

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0F3F4C

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

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