#0F3453#0F3453

#0F3453 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.6% C 0.069 H 247.6°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#0F3453
RGB	rgb(15, 52, 83)
HSL	hsl(207, 69%, 19%)
HSV	hsv(207, 82%, 33%)
CMYK	cmyk(81.9%, 37.3%, 0%, 67.5%)
CIE-LAB	lab(20.76, -0.67, -22.56)
CIE-LCH	lch(20.76, 22.57, 268.29°)
OKLab	oklab(31.61% -0.0264 -0.0641)
OKLCH	oklch(31.61% 0.069 247.6)
XYZ	xyz(2.9857, 3.1817, 8.6387)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3453 #532E0F

analogous

#0F5350 #0F3453 #0F1253

triadic

#0F3453 #530F34 #34530F

tetradic

#0F3453 #500F53 #532E0F #12530F

square

#0F3453 #500F53 #532E0F #12530F

split-complementary

#0F3453 #530F12 #53500F

monochromatic

#05101A #06141F #0F3453 #185487 #2275BB

Accessibility & contrast

On white

12.83

#0F3453 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0F3453 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3453

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3453	#FFFFFF	#000000	##FFFFFF
##0F3453	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263554

Deuteranopia (green-blind)

#1C2F52

Tritanopia (blue-blind)

#003B3F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f3453;
/* rgb */ color: rgb(15, 52, 83);
/* oklch */ color: oklch(31.6% 0.069 247.6);

Tailwind

colors: {
  custom: {
    50: '#596b83',
    500: '#0f3453',
    950: '#000000',
  },
}

SCSS

$custom: #0f3453;
$custom-light: #596b83;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3453",
  "rgb": {
    "r": 15,
    "g": 52,
    "b": 83
  },
  "hsl": {
    "h": 207.353,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31605,
    "c": 0.06933,
    "h": 247.6
  },
  "luminance": 0.03182
}

Semantic roles & 50–950 ramp

primary

#0F3453

secondary

#8D5B31

accent

#8C3CEC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0F3453

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

Preview Lab → · Contrast checker → · Palette generator →