#0F304F#0F304F

#0F304F is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.3% C 0.068 H 250.0°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#0F304F
RGB	rgb(15, 48, 79)
HSL	hsl(209, 68%, 18%)
HSV	hsv(209, 81%, 31%)
CMYK	cmyk(81%, 39.2%, 0%, 69%)
CIE-LAB	lab(19.14, 0.43, -22.45)
CIE-LCH	lch(19.14, 22.45, 271.10°)
OKLab	oklab(30.26% -0.0233 -0.0638)
OKLCH	oklch(30.26% 0.068 250)
XYZ	xyz(2.6647, 2.7797, 7.7917)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F304F #4F2E0F

analogous

#0F4F4E #0F304F #0F104F

triadic

#0F304F #4F0F30 #304F0F

tetradic

#0F304F #4E0F4F #4F2E0F #104F0F

square

#0F304F #4E0F4F #4F2E0F #104F0F

split-complementary

#0F304F #4F0F10 #4F4E0F

monochromatic

#05101A #05111C #0F304F #194F82 #236EB6

Accessibility & contrast

On white

13.50

#0F304F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#0F304F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F304F

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F304F	#FFFFFF	#000000	##FFFFFF
##0F304F	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223250

Deuteranopia (green-blind)

#182C4E

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0f304f;
/* rgb */ color: rgb(15, 48, 79);
/* oklch */ color: oklch(30.3% 0.068 250.0);

Tailwind

colors: {
  custom: {
    50: '#586880',
    500: '#0f304f',
    950: '#000000',
  },
}

SCSS

$custom: #0f304f;
$custom-light: #586880;
$custom-dark: #000000;

JSON

{
  "hex": "#0f304f",
  "rgb": {
    "r": 15,
    "g": 48,
    "b": 79
  },
  "hsl": {
    "h": 209.063,
    "s": 68.085,
    "l": 18.431
  },
  "oklch": {
    "l": 0.30255,
    "c": 0.06797,
    "h": 250
  },
  "luminance": 0.0278
}

Semantic roles & 50–950 ramp

primary

#0F304F

secondary

#895C31

accent

#913DEB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0F304F

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

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