#0F3C66#0F3C66

#0F3C66 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.087 H 250.8°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#0F3C66
RGB	rgb(15, 60, 102)
HSL	hsl(209, 74%, 23%)
HSV	hsv(209, 85%, 40%)
CMYK	cmyk(85.3%, 41.2%, 0%, 60%)
CIE-LAB	lab(24.61, 1.85, -28.90)
CIE-LCH	lch(24.61, 28.95, 273.66°)
OKLab	oklab(35.01% -0.0288 -0.0825)
OKLCH	oklch(35.01% 0.087 250.8)
XYZ	xyz(4.2102, 4.2921, 13.1744)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3C66 #66390F

analogous

#0F6664 #0F3C66 #0F1066

triadic

#0F3C66 #660F3C #3C660F

tetradic

#0F3C66 #640F66 #66390F #10660F

square

#0F3C66 #640F66 #66390F #10660F

split-complementary

#0F3C66 #660F10 #66640F

monochromatic

#04101B #071D31 #0F3C66 #175B9B #1F7BD1

Accessibility & contrast

On white

11.30

#0F3C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#0F3C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3C66

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3C66	#FFFFFF	#000000	##FFFFFF
##0F3C66	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283F68

Deuteranopia (green-blind)

#1A3765

Tritanopia (blue-blind)

#00464C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0f3c66;
/* rgb */ color: rgb(15, 60, 102);
/* oklch */ color: oklch(35.0% 0.087 250.8);

Tailwind

colors: {
  custom: {
    50: '#5d7192',
    500: '#0f3c66',
    950: '#000000',
  },
}

SCSS

$custom: #0f3c66;
$custom-light: #5d7192;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3c66",
  "rgb": {
    "r": 15,
    "g": 60,
    "b": 102
  },
  "hsl": {
    "h": 208.966,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.3501,
    "c": 0.08739,
    "h": 250.8
  },
  "luminance": 0.04293
}

Semantic roles & 50–950 ramp

primary

#0F3C66

secondary

#9F6732

accent

#9137F1

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #0F3C66

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

Preview Lab → · Contrast checker → · Palette generator →