#0F4551#0F4551

#0F4551 is a dark, muted cyan. Relative luminance 0.050; OKLCH L 36.2% C 0.057 H 216.2°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#0F4551
RGB	rgb(15, 69, 81)
HSL	hsl(191, 69%, 19%)
HSV	hsv(191, 81%, 32%)
CMYK	cmyk(81.5%, 14.8%, 0%, 68.2%)
CIE-LAB	lab(26.60, -12.49, -12.16)
CIE-LCH	lch(26.60, 17.43, 224.24°)
OKLab	oklab(36.22% -0.0463 -0.0339)
OKLCH	oklch(36.22% 0.057 216.2)
XYZ	xyz(3.8097, 4.9514, 8.5379)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4551 #511B0F

analogous

#0F513C #0F4551 #0F2451

triadic

#0F4551 #510F45 #45510F

tetradic

#0F4551 #3C0F51 #511B0F #24510F

square

#0F4551 #3C0F51 #511B0F #24510F

split-complementary

#0F4551 #510F24 #513C0F

monochromatic

#05161A #05191D #0F4551 #197185 #229DB8

Accessibility & contrast

On white

10.55

#0F4551 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#0F4551 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4551

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4551	#FFFFFF	#000000	##FFFFFF
##0F4551	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4352

Deuteranopia (green-blind)

#343C51

Tritanopia (blue-blind)

#004949

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #0f4551;
/* rgb */ color: rgb(15, 69, 81);
/* oklch */ color: oklch(36.2% 0.057 216.2);

Tailwind

colors: {
  custom: {
    50: '#5a7881',
    500: '#0f4551',
    950: '#000000',
  },
}

SCSS

$custom: #0f4551;
$custom-light: #5a7881;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4551",
  "rgb": {
    "r": 15,
    "g": 69,
    "b": 81
  },
  "hsl": {
    "h": 190.909,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.36223,
    "c": 0.05741,
    "h": 216.2
  },
  "luminance": 0.04952
}

Semantic roles & 50–950 ramp

primary

#0F4551

secondary

#8B4131

accent

#5C3CEC

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04090A

muted

#797B7C

Preview Lab

Preview with #0F4551

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

Preview Lab → · Contrast checker → · Palette generator →