#0F303A#0F303A

#0F303A is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.042 H 221.1°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#0F303A
RGB	rgb(15, 48, 58)
HSL	hsl(194, 59%, 14%)
HSV	hsv(194, 74%, 23%)
CMYK	cmyk(74.1%, 17.2%, 0%, 77.3%)
CIE-LAB	lab(18.01, -8.17, -9.90)
CIE-LCH	lch(18.01, 12.83, 230.48°)
OKLab	oklab(28.99% -0.0316 -0.0276)
OKLCH	oklch(28.99% 0.042 221.1)
XYZ	xyz(2.0174, 2.5207, 4.3824)
Luminance	0.0252 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F303A #3A190F

analogous

#0F3A2F #0F303A #0F1B3A

triadic

#0F303A #3A0F30 #303A0F

tetradic

#0F303A #2F0F3A #3A190F #1B3A0F

square

#0F303A #2F0F3A #3A190F #1B3A0F

split-complementary

#0F303A #3A0F1B #3A2F0F

monochromatic

#061418 #061418 #0F303A #1C586B #28809B

Accessibility & contrast

On white

13.96

#0F303A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#0F303A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F303A

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F303A	#FFFFFF	#000000	##FFFFFF
##0F303A	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2F3B

Deuteranopia (green-blind)

#242A3A

Tritanopia (blue-blind)

#003333

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0f303a;
/* rgb */ color: rgb(15, 48, 58);
/* oklch */ color: oklch(29.0% 0.042 221.1);

Tailwind

colors: {
  custom: {
    50: '#536870',
    500: '#0f303a',
    950: '#000000',
  },
}

SCSS

$custom: #0f303a;
$custom-light: #536870;
$custom-dark: #000000;

JSON

{
  "hex": "#0f303a",
  "rgb": {
    "r": 15,
    "g": 48,
    "b": 58
  },
  "hsl": {
    "h": 193.953,
    "s": 58.904,
    "l": 14.314
  },
  "oklch": {
    "l": 0.28991,
    "c": 0.04195,
    "h": 221.1
  },
  "luminance": 0.02521
}

Semantic roles & 50–950 ramp

primary

#0F303A

secondary

#744030

accent

#6A46E2

background

#F4F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #0F303A

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

Preview Lab → · Contrast checker → · Palette generator →