#0F4858#0F4858

#0F4858 is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 37.4% C 0.062 H 221.3°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#0F4858
RGB	rgb(15, 72, 88)
HSL	hsl(193, 71%, 20%)
HSV	hsv(193, 83%, 35%)
CMYK	cmyk(83%, 18.2%, 0%, 65.5%)
CIE-LAB	lab(27.95, -11.64, -14.62)
CIE-LCH	lch(27.95, 18.69, 231.47°)
OKLab	oklab(37.42% -0.0465 -0.0409)
OKLCH	oklch(37.42% 0.062 221.3)
XYZ	xyz(4.2751, 5.4403, 10.0554)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4858 #581F0F

analogous

#0F5844 #0F4858 #0F2358

triadic

#0F4858 #580F48 #48580F

tetradic

#0F4858 #440F58 #581F0F #23580F

square

#0F4858 #440F58 #581F0F #23580F

split-complementary

#0F4858 #580F23 #58440F

monochromatic

#04151A #061D24 #0F4858 #18738C #219EC1

Accessibility & contrast

On white

10.06

#0F4858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#0F4858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4858

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4858	#FFFFFF	#000000	##FFFFFF
##0F4858	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4659

Deuteranopia (green-blind)

#353F58

Tritanopia (blue-blind)

#004D4D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #0f4858;
/* rgb */ color: rgb(15, 72, 88);
/* oklch */ color: oklch(37.4% 0.062 221.3);

Tailwind

colors: {
  custom: {
    50: '#5b7b87',
    500: '#0f4858',
    950: '#000000',
  },
}

SCSS

$custom: #0f4858;
$custom-light: #5b7b87;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4858",
  "rgb": {
    "r": 15,
    "g": 72,
    "b": 88
  },
  "hsl": {
    "h": 193.151,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.37416,
    "c": 0.06194,
    "h": 221.3
  },
  "luminance": 0.05441
}

Semantic roles & 50–950 ramp

primary

#0F4858

secondary

#924631

accent

#623AEE

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #0F4858

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

Preview Lab → · Contrast checker → · Palette generator →