#0F4B5E#0F4B5E

#0F4B5E is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.6% C 0.066 H 224.4°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#0F4B5E
RGB	rgb(15, 75, 94)
HSL	hsl(194, 72%, 21%)
HSV	hsv(194, 84%, 37%)
CMYK	cmyk(84%, 20.2%, 0%, 63.1%)
CIE-LAB	lab(29.26, -11.16, -16.46)
CIE-LCH	lch(29.26, 19.88, 235.86°)
OKLab	oklab(38.56% -0.0472 -0.0461)
OKLCH	oklch(38.56% 0.066 224.4)
XYZ	xyz(4.7326, 5.9413, 11.4849)
Luminance	0.0594 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4B5E #5E220F

analogous

#0F5E4A #0F4B5E #0F245E

triadic

#0F4B5E #5E0F4B #4B5E0F

tetradic

#0F4B5E #4A0F5E #5E220F #245E0F

square

#0F4B5E #4A0F5E #5E220F #245E0F

split-complementary

#0F4B5E #5E0F24 #5E4A0F

monochromatic

#04151A #072129 #0F4B5E #177593 #209FC8

Accessibility & contrast

On white

9.60

#0F4B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#0F4B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4B5E

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4B5E	#FFFFFF	#000000	##FFFFFF
##0F4B5E	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40495F

Deuteranopia (green-blind)

#36425E

Tritanopia (blue-blind)

#005151

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #0f4b5e;
/* rgb */ color: rgb(15, 75, 94);
/* oklch */ color: oklch(38.6% 0.066 224.4);

Tailwind

colors: {
  custom: {
    50: '#5c7d8b',
    500: '#0f4b5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f4b5e;
$custom-light: #5c7d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4b5e",
  "rgb": {
    "r": 15,
    "g": 75,
    "b": 94
  },
  "hsl": {
    "h": 194.43,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.38557,
    "c": 0.066,
    "h": 224.4
  },
  "luminance": 0.05942
}

Semantic roles & 50–950 ramp

primary

#0F4B5E

secondary

#974A31

accent

#6539EF

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #0F4B5E

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

Preview Lab → · Contrast checker → · Palette generator →