#0F3D56#0F3D56

#0F3D56 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.3% C 0.065 H 237.3°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D56
RGB	rgb(15, 61, 86)
HSL	hsl(201, 70%, 20%)
HSV	hsv(201, 83%, 34%)
CMYK	cmyk(82.6%, 29.1%, 0%, 66.3%)
CIE-LAB	lab(24.03, -5.50, -19.40)
CIE-LCH	lch(24.03, 20.16, 254.16°)
OKLab	oklab(34.25% -0.0351 -0.0548)
OKLCH	oklch(34.25% 0.065 237.3)
XYZ	xyz(3.5448, 4.1105, 9.4089)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D56 #56280F

analogous

#0F564C #0F3D56 #0F1956

triadic

#0F3D56 #560F3D #3D560F

tetradic

#0F3D56 #4C0F56 #56280F #19560F

square

#0F3D56 #4C0F56 #56280F #19560F

split-complementary

#0F3D56 #560F19 #564C0F

monochromatic

#05121A #061822 #0F3D56 #18628A #2187BE

Accessibility & contrast

On white

11.52

#0F3D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#0F3D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D56

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D56	#FFFFFF	#000000	##FFFFFF
##0F3D56	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313D57

Deuteranopia (green-blind)

#273656

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f3d56;
/* rgb */ color: rgb(15, 61, 86);
/* oklch */ color: oklch(34.3% 0.065 237.3);

Tailwind

colors: {
  custom: {
    50: '#5a7285',
    500: '#0f3d56',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d56;
$custom-light: #5a7285;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d56",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 86
  },
  "hsl": {
    "h": 201.127,
    "s": 70.297,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34251,
    "c": 0.06507,
    "h": 237.3
  },
  "luminance": 0.04111
}

Semantic roles & 50–950 ramp

primary

#0F3D56

secondary

#905231

accent

#7A3BED

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0F3D56

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

Preview Lab → · Contrast checker → · Palette generator →