#0F3D5F#0F3D5F

#0F3D5F is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.8% C 0.077 H 245.4°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#0F3D5F
RGB	rgb(15, 61, 95)
HSL	hsl(206, 73%, 22%)
HSV	hsv(206, 84%, 37%)
CMYK	cmyk(84.2%, 35.8%, 0%, 62.7%)
CIE-LAB	lab(24.53, -1.79, -24.50)
CIE-LCH	lch(24.53, 24.56, 265.83°)
OKLab	oklab(34.81% -0.0319 -0.0696)
OKLCH	oklch(34.81% 0.077 245.4)
XYZ	xyz(3.9305, 4.2648, 11.4403)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3D5F #5F310F

analogous

#0F5F59 #0F3D5F #0F155F

triadic

#0F3D5F #5F0F3D #3D5F0F

tetradic

#0F3D5F #590F5F #5F310F #155F0F

square

#0F3D5F #590F5F #5F310F #155F0F

split-complementary

#0F3D5F #5F0F15 #5F590F

monochromatic

#04111A #071B2A #0F3D5F #175F94 #2081C9

Accessibility & contrast

On white

11.33

#0F3D5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0F3D5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3D5F

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3D5F	#FFFFFF	#000000	##FFFFFF
##0F3D5F	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3E60

Deuteranopia (green-blind)

#22375E

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3d5f;
/* rgb */ color: rgb(15, 61, 95);
/* oklch */ color: oklch(34.8% 0.077 245.4);

Tailwind

colors: {
  custom: {
    50: '#5c728c',
    500: '#0f3d5f',
    950: '#000000',
  },
}

SCSS

$custom: #0f3d5f;
$custom-light: #5c728c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3d5f",
  "rgb": {
    "r": 15,
    "g": 61,
    "b": 95
  },
  "hsl": {
    "h": 205.5,
    "s": 72.727,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34805,
    "c": 0.07659,
    "h": 245.4
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#0F3D5F

secondary

#985D32

accent

#8638EF

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #0F3D5F

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

Preview Lab → · Contrast checker → · Palette generator →