#0F3443#0F3443

#0F3443 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.6% C 0.049 H 228.6°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#0F3443
RGB	rgb(15, 52, 67)
HSL	hsl(197, 63%, 16%)
HSV	hsv(197, 78%, 26%)
CMYK	cmyk(77.6%, 22.4%, 0%, 73.7%)
CIE-LAB	lab(19.89, -7.26, -13.16)
CIE-LCH	lch(19.89, 15.03, 241.12°)
OKLab	oklab(30.64% -0.0325 -0.0369)
OKLCH	oklch(30.64% 0.049 228.6)
XYZ	xyz(2.4377, 2.9625, 5.7525)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3443 #431E0F

analogous

#0F4338 #0F3443 #0F1A43

triadic

#0F3443 #430F34 #34430F

tetradic

#0F3443 #380F43 #431E0F #1A430F

square

#0F3443 #380F43 #431E0F #1A430F

split-complementary

#0F3443 #430F1A #43380F

monochromatic

#061319 #061319 #0F3443 #1A5B75 #2582A7

Accessibility & contrast

On white

13.19

#0F3443 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0F3443 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3443

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3443	#FFFFFF	#000000	##FFFFFF
##0F3443	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3344

Deuteranopia (green-blind)

#252E43

Tritanopia (blue-blind)

#003839

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0f3443;
/* rgb */ color: rgb(15, 52, 67);
/* oklch */ color: oklch(30.6% 0.049 228.6);

Tailwind

colors: {
  custom: {
    50: '#556b77',
    500: '#0f3443',
    950: '#000000',
  },
}

SCSS

$custom: #0f3443;
$custom-light: #556b77;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3443",
  "rgb": {
    "r": 15,
    "g": 52,
    "b": 67
  },
  "hsl": {
    "h": 197.308,
    "s": 63.415,
    "l": 16.078
  },
  "oklch": {
    "l": 0.30636,
    "c": 0.04917,
    "h": 228.6
  },
  "luminance": 0.02963
}

Semantic roles & 50–950 ramp

primary

#0F3443

secondary

#7D4730

accent

#7141E6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0F3443

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

Preview Lab → · Contrast checker → · Palette generator →