#0F3563#0F3563

#0F3563 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 33.0% C 0.092 H 255.5°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#0F3563
RGB	rgb(15, 53, 99)
HSL	hsl(213, 74%, 22%)
HSV	hsv(213, 85%, 39%)
CMYK	cmyk(84.8%, 46.5%, 0%, 61.2%)
CIE-LAB	lab(22.12, 5.48, -30.94)
CIE-LCH	lch(22.12, 31.42, 280.05°)
OKLab	oklab(33% -0.023 -0.0887)
OKLCH	oklch(33% 0.092 255.5)
XYZ	xyz(3.7214, 3.5482, 12.2907)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3563 #633D0F

analogous

#0F5F63 #0F3563 #130F63

triadic

#0F3563 #630F35 #35630F

tetradic

#0F3563 #630F5F #633D0F #0F6313

square

#0F3563 #630F5F #633D0F #0F6313

split-complementary

#0F3563 #63130F #5F630F

monochromatic

#040E1B #07192E #0F3563 #175198 #1F6ECD

Accessibility & contrast

On white

12.28

#0F3563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#0F3563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3563

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3563	#FFFFFF	#000000	##FFFFFF
##0F3563	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3965

Deuteranopia (green-blind)

#0D3162

Tritanopia (blue-blind)

#004047

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #0f3563;
/* rgb */ color: rgb(15, 53, 99);
/* oklch */ color: oklch(33.0% 0.092 255.5);

Tailwind

colors: {
  custom: {
    50: '#5d6b90',
    500: '#0f3563',
    950: '#000000',
  },
}

SCSS

$custom: #0f3563;
$custom-light: #5d6b90;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3563",
  "rgb": {
    "r": 15,
    "g": 53,
    "b": 99
  },
  "hsl": {
    "h": 212.857,
    "s": 73.684,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33001,
    "c": 0.09158,
    "h": 255.5
  },
  "luminance": 0.03549
}

Semantic roles & 50–950 ramp

primary

#0F3563

secondary

#9C6C32

accent

#9D37F0

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #0F3563

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

Preview Lab → · Contrast checker → · Palette generator →