#0F4B5D#0F4B5D

#0F4B5D is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.5% C 0.065 H 223.1°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#0F4B5D
RGB	rgb(15, 75, 93)
HSL	hsl(194, 72%, 21%)
HSV	hsv(194, 84%, 36%)
CMYK	cmyk(83.9%, 19.4%, 0%, 63.5%)
CIE-LAB	lab(29.22, -11.54, -15.89)
CIE-LCH	lch(29.22, 19.64, 234.00°)
OKLab	oklab(38.51% -0.0476 -0.0445)
OKLCH	oklch(38.51% 0.065 223.1)
XYZ	xyz(4.6880, 5.9235, 11.2501)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4B5D #5D210F

analogous

#0F5D48 #0F4B5D #0F245D

triadic

#0F4B5D #5D0F4B #4B5D0F

tetradic

#0F4B5D #480F5D #5D210F #245D0F

square

#0F4B5D #480F5D #5D210F #245D0F

split-complementary

#0F4B5D #5D0F24 #5D480F

monochromatic

#04151A #062028 #0F4B5D #177592 #20A0C6

Accessibility & contrast

On white

9.61

#0F4B5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#0F4B5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4B5D

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4B5D	#FFFFFF	#000000	##FFFFFF
##0F4B5D	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41495E

Deuteranopia (green-blind)

#36425D

Tritanopia (blue-blind)

#005151

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #0f4b5d;
/* rgb */ color: rgb(15, 75, 93);
/* oklch */ color: oklch(38.5% 0.065 223.1);

Tailwind

colors: {
  custom: {
    50: '#5c7d8b',
    500: '#0f4b5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f4b5d;
$custom-light: #5c7d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4b5d",
  "rgb": {
    "r": 15,
    "g": 75,
    "b": 93
  },
  "hsl": {
    "h": 193.846,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.38505,
    "c": 0.06518,
    "h": 223.1
  },
  "luminance": 0.05924
}

Semantic roles & 50–950 ramp

primary

#0F4B5D

secondary

#964931

accent

#6339EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #0F4B5D

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

Preview Lab → · Contrast checker → · Palette generator →