#0F305D#0F305D

#0F305D is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.3% C 0.089 H 257.3°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#0F305D
RGB	rgb(15, 48, 93)
HSL	hsl(215, 72%, 21%)
HSV	hsv(215, 84%, 36%)
CMYK	cmyk(83.9%, 48.4%, 0%, 63.5%)
CIE-LAB	lab(20.07, 6.48, -30.29)
CIE-LCH	lch(20.07, 30.98, 282.08°)
OKLab	oklab(31.28% -0.0196 -0.0869)
OKLCH	oklch(31.28% 0.089 257.3)
XYZ	xyz(3.2290, 3.0054, 10.7637)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F305D #5D3C0F

analogous

#0F575D #0F305D #150F5D

triadic

#0F305D #5D0F30 #305D0F

tetradic

#0F305D #5D0F57 #5D3C0F #0F5D15

square

#0F305D #5D0F57 #5D3C0F #0F5D15

split-complementary

#0F305D #5D150F #575D0F

monochromatic

#040E1A #061528 #0F305D #174B92 #2066C6

Accessibility & contrast

On white

13.12

#0F305D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0F305D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F305D

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F305D	#FFFFFF	#000000	##FFFFFF
##0F305D	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18345F

Deuteranopia (green-blind)

#072D5C

Tritanopia (blue-blind)

#003B42

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0f305d;
/* rgb */ color: rgb(15, 48, 93);
/* oklch */ color: oklch(31.3% 0.089 257.3);

Tailwind

colors: {
  custom: {
    50: '#5b678b',
    500: '#0f305d',
    950: '#000000',
  },
}

SCSS

$custom: #0f305d;
$custom-light: #5b678b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f305d",
  "rgb": {
    "r": 15,
    "g": 48,
    "b": 93
  },
  "hsl": {
    "h": 214.615,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31277,
    "c": 0.08907,
    "h": 257.3
  },
  "luminance": 0.03006
}

Semantic roles & 50–950 ramp

primary

#0F305D

secondary

#966C31

accent

#A239EF

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #0F305D

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

Preview Lab → · Contrast checker → · Palette generator →