#0F3954#0F3954

#0F3954 is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.0% C 0.066 H 241.4°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#0F3954
RGB	rgb(15, 57, 84)
HSL	hsl(203, 70%, 19%)
HSV	hsv(203, 82%, 33%)
CMYK	cmyk(82.1%, 32.1%, 0%, 67.1%)
CIE-LAB	lab(22.54, -3.67, -20.42)
CIE-LCH	lch(22.54, 20.75, 259.80°)
OKLab	oklab(33.03% -0.0315 -0.0578)
OKLCH	oklch(33.03% 0.066 241.4)
XYZ	xyz(3.2597, 3.6675, 8.9219)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3954 #542A0F

analogous

#0F544D #0F3954 #0F1754

triadic

#0F3954 #540F39 #39540F

tetradic

#0F3954 #4D0F54 #542A0F #17540F

square

#0F3954 #4D0F54 #542A0F #17540F

split-complementary

#0F3954 #540F17 #544D0F

monochromatic

#05121A #061620 #0F3954 #185C88 #227FBC

Accessibility & contrast

On white

12.11

#0F3954 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#0F3954 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3954

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3954	#FFFFFF	#000000	##FFFFFF
##0F3954	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3955

Deuteranopia (green-blind)

#233354

Tritanopia (blue-blind)

#004042

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #0f3954;
/* rgb */ color: rgb(15, 57, 84);
/* oklch */ color: oklch(33.0% 0.066 241.4);

Tailwind

colors: {
  custom: {
    50: '#596f84',
    500: '#0f3954',
    950: '#000000',
  },
}

SCSS

$custom: #0f3954;
$custom-light: #596f84;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3954",
  "rgb": {
    "r": 15,
    "g": 57,
    "b": 84
  },
  "hsl": {
    "h": 203.478,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33031,
    "c": 0.06581,
    "h": 241.4
  },
  "luminance": 0.03668
}

Semantic roles & 50–950 ramp

primary

#0F3954

secondary

#8E5531

accent

#813BED

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #0F3954

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

Preview Lab → · Contrast checker → · Palette generator →