#0F3553#0F3553

#0F3553 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 31.9% C 0.068 H 246.3°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#0F3553
RGB	rgb(15, 53, 83)
HSL	hsl(206, 69%, 19%)
HSV	hsv(206, 82%, 33%)
CMYK	cmyk(81.9%, 36.1%, 0%, 67.5%)
CIE-LAB	lab(21.10, -1.37, -22.02)
CIE-LCH	lch(21.10, 22.06, 266.45°)
OKLab	oklab(31.88% -0.0275 -0.0625)
OKLCH	oklch(31.88% 0.068 246.3)
XYZ	xyz(3.0308, 3.2719, 8.6537)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3553 #532D0F

analogous

#0F534F #0F3553 #0F1353

triadic

#0F3553 #530F35 #35530F

tetradic

#0F3553 #4F0F53 #532D0F #13530F

square

#0F3553 #4F0F53 #532D0F #13530F

split-complementary

#0F3553 #530F13 #534F0F

monochromatic

#05111A #06141F #0F3553 #185687 #2277BB

Accessibility & contrast

On white

12.69

#0F3553 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#0F3553 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3553

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3553	#FFFFFF	#000000	##FFFFFF
##0F3553	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273654

Deuteranopia (green-blind)

#1E3052

Tritanopia (blue-blind)

#003C40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0f3553;
/* rgb */ color: rgb(15, 53, 83);
/* oklch */ color: oklch(31.9% 0.068 246.3);

Tailwind

colors: {
  custom: {
    50: '#596c83',
    500: '#0f3553',
    950: '#000000',
  },
}

SCSS

$custom: #0f3553;
$custom-light: #596c83;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3553",
  "rgb": {
    "r": 15,
    "g": 53,
    "b": 83
  },
  "hsl": {
    "h": 206.471,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31876,
    "c": 0.06828,
    "h": 246.3
  },
  "luminance": 0.03272
}

Semantic roles & 50–950 ramp

primary

#0F3553

secondary

#8D5931

accent

#8A3CEC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0F3553

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

Preview Lab → · Contrast checker → · Palette generator →