#0F313A#0F313A

#0F313A is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.3% C 0.042 H 218.3°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#0F313A
RGB	rgb(15, 49, 58)
HSL	hsl(193, 59%, 14%)
HSV	hsv(193, 74%, 23%)
CMYK	cmyk(74.1%, 15.5%, 0%, 77.3%)
CIE-LAB	lab(18.38, -8.82, -9.34)
CIE-LCH	lch(18.38, 12.84, 226.64°)
OKLab	oklab(29.29% -0.0329 -0.026)
OKLCH	oklch(29.29% 0.042 218.3)
XYZ	xyz(2.0587, 2.6035, 4.3962)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F313A #3A180F

analogous

#0F3A2E #0F313A #0F1C3A

triadic

#0F313A #3A0F31 #313A0F

tetradic

#0F313A #2E0F3A #3A180F #1C3A0F

square

#0F313A #2E0F3A #3A180F #1C3A0F

split-complementary

#0F313A #3A0F1C #3A2E0F

monochromatic

#061518 #061518 #0F313A #1C5A6B #28839B

Accessibility & contrast

On white

13.81

#0F313A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0F313A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F313A

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F313A	#FFFFFF	#000000	##FFFFFF
##0F313A	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2F3A

Deuteranopia (green-blind)

#252B3A

Tritanopia (blue-blind)

#003434

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f313a;
/* rgb */ color: rgb(15, 49, 58);
/* oklch */ color: oklch(29.3% 0.042 218.3);

Tailwind

colors: {
  custom: {
    50: '#536970',
    500: '#0f313a',
    950: '#000000',
  },
}

SCSS

$custom: #0f313a;
$custom-light: #536970;
$custom-dark: #000000;

JSON

{
  "hex": "#0f313a",
  "rgb": {
    "r": 15,
    "g": 49,
    "b": 58
  },
  "hsl": {
    "h": 192.558,
    "s": 58.904,
    "l": 14.314
  },
  "oklch": {
    "l": 0.29286,
    "c": 0.04194,
    "h": 218.3
  },
  "luminance": 0.02604
}

Semantic roles & 50–950 ramp

primary

#0F313A

secondary

#743F30

accent

#6646E2

background

#F5F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #0F313A

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

Preview Lab → · Contrast checker → · Palette generator →