#0F2C4B#0F2C4B

#0F2C4B is a dark, moderate cyan. Relative luminance 0.024; OKLCH L 28.9% C 0.067 H 252.5°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#0F2C4B
RGB	rgb(15, 44, 75)
HSL	hsl(211, 67%, 18%)
HSV	hsv(211, 80%, 29%)
CMYK	cmyk(80%, 41.3%, 0%, 70.6%)
CIE-LAB	lab(17.51, 1.58, -22.33)
CIE-LCH	lch(17.51, 22.38, 274.04°)
OKLab	oklab(28.9% -0.0201 -0.0636)
OKLCH	oklch(28.9% 0.067 252.5)
XYZ	xyz(2.3672, 2.4107, 6.9958)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2C4B #4B2E0F

analogous

#0F4A4B #0F2C4B #100F4B

triadic

#0F2C4B #4B0F2C #2C4B0F

tetradic

#0F2C4B #4B0F4A #4B2E0F #0F4B10

square

#0F2C4B #4B0F4A #4B2E0F #0F4B10

split-complementary

#0F2C4B #4B100F #4A4B0F

monochromatic

#050F1A #050F1A #0F2C4B #194A7E #2368B1

Accessibility & contrast

On white

14.17

#0F2C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#0F2C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2C4B

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2C4B	#FFFFFF	#000000	##FFFFFF
##0F2C4B	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2E4C

Deuteranopia (green-blind)

#15284A

Tritanopia (blue-blind)

#003337

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0f2c4b;
/* rgb */ color: rgb(15, 44, 75);
/* oklch */ color: oklch(28.9% 0.067 252.5);

Tailwind

colors: {
  custom: {
    50: '#57647d',
    500: '#0f2c4b',
    950: '#000000',
  },
}

SCSS

$custom: #0f2c4b;
$custom-light: #57647d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2c4b",
  "rgb": {
    "r": 15,
    "g": 44,
    "b": 75
  },
  "hsl": {
    "h": 211,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.28898,
    "c": 0.06667,
    "h": 252.5
  },
  "luminance": 0.02411
}

Semantic roles & 50–950 ramp

primary

#0F2C4B

secondary

#855C30

accent

#973EEA

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#030509

muted

#78797B

Preview Lab

Preview with #0F2C4B

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

Preview Lab → · Contrast checker → · Palette generator →