#0F305C#0F305C

#0F305C is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.2% C 0.088 H 256.9°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#0F305C
RGB	rgb(15, 48, 92)
HSL	hsl(214, 72%, 21%)
HSV	hsv(214, 84%, 36%)
CMYK	cmyk(83.7%, 47.8%, 0%, 63.9%)
CIE-LAB	lab(20.00, 6.05, -29.75)
CIE-LCH	lch(20.00, 30.36, 281.49°)
OKLab	oklab(31.2% -0.0198 -0.0853)
OKLCH	oklch(31.2% 0.088 256.9)
XYZ	xyz(3.1850, 2.9878, 10.5320)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F305C #5C3B0F

analogous

#0F565C #0F305C #140F5C

triadic

#0F305C #5C0F30 #305C0F

tetradic

#0F305C #5C0F56 #5C3B0F #0F5C14

square

#0F305C #5C0F56 #5C3B0F #0F5C14

split-complementary

#0F305C #5C140F #565C0F

monochromatic

#040E1A #061527 #0F305C #184B91 #2067C5

Accessibility & contrast

On white

13.14

#0F305C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0F305C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F305C

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F305C	#FFFFFF	#000000	##FFFFFF
##0F305C	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19345E

Deuteranopia (green-blind)

#092D5B

Tritanopia (blue-blind)

#003A41

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0f305c;
/* rgb */ color: rgb(15, 48, 92);
/* oklch */ color: oklch(31.2% 0.088 256.9);

Tailwind

colors: {
  custom: {
    50: '#5b678a',
    500: '#0f305c',
    950: '#000000',
  },
}

SCSS

$custom: #0f305c;
$custom-light: #5b678a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f305c",
  "rgb": {
    "r": 15,
    "g": 48,
    "b": 92
  },
  "hsl": {
    "h": 214.286,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.312,
    "c": 0.08755,
    "h": 256.9
  },
  "luminance": 0.02988
}

Semantic roles & 50–950 ramp

primary

#0F305C

secondary

#956B31

accent

#A139EF

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #0F305C

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

Preview Lab → · Contrast checker → · Palette generator →