#0F4A5D#0F4A5D

#0F4A5D is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.2% C 0.065 H 224.7°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#0F4A5D
RGB	rgb(15, 74, 93)
HSL	hsl(195, 72%, 21%)
HSV	hsv(195, 84%, 36%)
CMYK	cmyk(83.9%, 20.4%, 0%, 63.5%)
CIE-LAB	lab(28.87, -10.94, -16.42)
CIE-LCH	lch(28.87, 19.73, 236.33°)
OKLab	oklab(38.23% -0.0465 -0.046)
OKLCH	oklch(38.23% 0.065 224.7)
XYZ	xyz(4.6207, 5.7889, 11.2276)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4A5D #5D220F

analogous

#0F5D49 #0F4A5D #0F235D

triadic

#0F4A5D #5D0F4A #4A5D0F

tetradic

#0F4A5D #490F5D #5D220F #235D0F

square

#0F4A5D #490F5D #5D220F #235D0F

split-complementary

#0F4A5D #5D0F23 #5D490F

monochromatic

#04151A #062028 #0F4A5D #177492 #209EC6

Accessibility & contrast

On white

9.73

#0F4A5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#0F4A5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4A5D

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4A5D	#FFFFFF	#000000	##FFFFFF
##0F4A5D	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F485E

Deuteranopia (green-blind)

#35415D

Tritanopia (blue-blind)

#005050

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #0f4a5d;
/* rgb */ color: rgb(15, 74, 93);
/* oklch */ color: oklch(38.2% 0.065 224.7);

Tailwind

colors: {
  custom: {
    50: '#5c7c8b',
    500: '#0f4a5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f4a5d;
$custom-light: #5c7c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4a5d",
  "rgb": {
    "r": 15,
    "g": 74,
    "b": 93
  },
  "hsl": {
    "h": 194.615,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.38228,
    "c": 0.06546,
    "h": 224.7
  },
  "luminance": 0.05789
}

Semantic roles & 50–950 ramp

primary

#0F4A5D

secondary

#964A31

accent

#6539EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #0F4A5D

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

Preview Lab → · Contrast checker → · Palette generator →