#0F3550#0F3550

#0F3550 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.7% C 0.064 H 243.6°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#0F3550
RGB	rgb(15, 53, 80)
HSL	hsl(205, 68%, 19%)
HSV	hsv(205, 81%, 31%)
CMYK	cmyk(81.3%, 33.7%, 0%, 68.6%)
CIE-LAB	lab(20.93, -2.63, -20.29)
CIE-LCH	lch(20.93, 20.46, 262.63°)
OKLab	oklab(31.68% -0.0285 -0.0575)
OKLCH	oklch(31.68% 0.064 243.6)
XYZ	xyz(2.9175, 3.2266, 8.0569)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3550 #502A0F

analogous

#0F504A #0F3550 #0F1450

triadic

#0F3550 #500F35 #35500F

tetradic

#0F3550 #4A0F50 #502A0F #14500F

square

#0F3550 #4A0F50 #502A0F #14500F

split-complementary

#0F3550 #500F14 #504A0F

monochromatic

#05111A #05131C #0F3550 #195784 #2279B7

Accessibility & contrast

On white

12.76

#0F3550 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0F3550 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3550

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3550	#FFFFFF	#000000	##FFFFFF
##0F3550	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293651

Deuteranopia (green-blind)

#20304F

Tritanopia (blue-blind)

#003C3F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0f3550;
/* rgb */ color: rgb(15, 53, 80);
/* oklch */ color: oklch(31.7% 0.064 243.6);

Tailwind

colors: {
  custom: {
    50: '#586c81',
    500: '#0f3550',
    950: '#000000',
  },
}

SCSS

$custom: #0f3550;
$custom-light: #586c81;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3550",
  "rgb": {
    "r": 15,
    "g": 53,
    "b": 80
  },
  "hsl": {
    "h": 204.923,
    "s": 68.421,
    "l": 18.627
  },
  "oklch": {
    "l": 0.31684,
    "c": 0.06416,
    "h": 243.6
  },
  "luminance": 0.03227
}

Semantic roles & 50–950 ramp

primary

#0F3550

secondary

#8A5631

accent

#853DEB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0F3550

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

Preview Lab → · Contrast checker → · Palette generator →