#0F3F50#0F3F50

#0F3F50 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.5% C 0.058 H 226.2°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#0F3F50
RGB	rgb(15, 63, 80)
HSL	hsl(196, 68%, 19%)
HSV	hsv(196, 81%, 31%)
CMYK	cmyk(81.3%, 21.2%, 0%, 68.6%)
CIE-LAB	lab(24.43, -9.19, -14.83)
CIE-LCH	lch(24.43, 17.45, 238.22°)
OKLab	oklab(34.47% -0.0399 -0.0416)
OKLCH	oklch(34.47% 0.058 226.2)
XYZ	xyz(3.4219, 4.2354, 8.2250)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3F50 #50200F

analogous

#0F5040 #0F3F50 #0F1E50

triadic

#0F3F50 #500F3F #3F500F

tetradic

#0F3F50 #400F50 #50200F #1E500F

square

#0F3F50 #400F50 #50200F #1E500F

split-complementary

#0F3F50 #500F1E #50400F

monochromatic

#05141A #05161C #0F3F50 #196884 #2290B7

Accessibility & contrast

On white

11.37

#0F3F50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0F3F50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3F50

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3F50	#FFFFFF	#000000	##FFFFFF
##0F3F50	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363E51

Deuteranopia (green-blind)

#2D3750

Tritanopia (blue-blind)

#004445

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3f50;
/* rgb */ color: rgb(15, 63, 80);
/* oklch */ color: oklch(34.5% 0.058 226.2);

Tailwind

colors: {
  custom: {
    50: '#597481',
    500: '#0f3f50',
    950: '#000000',
  },
}

SCSS

$custom: #0f3f50;
$custom-light: #597481;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3f50",
  "rgb": {
    "r": 15,
    "g": 63,
    "b": 80
  },
  "hsl": {
    "h": 195.692,
    "s": 68.421,
    "l": 18.627
  },
  "oklch": {
    "l": 0.34473,
    "c": 0.0576,
    "h": 226.2
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary

#0F3F50

secondary

#8A4831

accent

#6A3DEB

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0F3F50

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

Preview Lab → · Contrast checker → · Palette generator →