#0F3B5F#0F3B5F

#0F3B5F is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.3% C 0.079 H 247.7°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#0F3B5F
RGB	rgb(15, 59, 95)
HSL	hsl(207, 73%, 22%)
HSV	hsv(207, 84%, 37%)
CMYK	cmyk(84.2%, 37.9%, 0%, 62.7%)
CIE-LAB	lab(23.85, -0.43, -25.57)
CIE-LCH	lch(23.85, 25.57, 269.04°)
OKLab	oklab(34.27% -0.0299 -0.0728)
OKLCH	oklch(34.27% 0.079 247.7)
XYZ	xyz(3.8257, 4.0553, 11.4054)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F3B5F #5F330F

analogous

#0F5F5B #0F3B5F #0F135F

triadic

#0F3B5F #5F0F3B #3B5F0F

tetradic

#0F3B5F #5B0F5F #5F330F #135F0F

square

#0F3B5F #5B0F5F #5F330F #135F0F

split-complementary

#0F3B5F #5F0F13 #5F5B0F

monochromatic

#04101A #071A2A #0F3B5F #175C94 #207DC9

Accessibility & contrast

On white

11.59

#0F3B5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0F3B5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F3B5F

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F3B5F	#FFFFFF	#000000	##FFFFFF
##0F3B5F	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3D61

Deuteranopia (green-blind)

#1E355E

Tritanopia (blue-blind)

#004448

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f3b5f;
/* rgb */ color: rgb(15, 59, 95);
/* oklch */ color: oklch(34.3% 0.079 247.7);

Tailwind

colors: {
  custom: {
    50: '#5c708c',
    500: '#0f3b5f',
    950: '#000000',
  },
}

SCSS

$custom: #0f3b5f;
$custom-light: #5c708c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f3b5f",
  "rgb": {
    "r": 15,
    "g": 59,
    "b": 95
  },
  "hsl": {
    "h": 207,
    "s": 72.727,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34274,
    "c": 0.07866,
    "h": 247.7
  },
  "luminance": 0.04056
}

Semantic roles & 50–950 ramp

primary

#0F3B5F

secondary

#986032

accent

#8B38EF

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #0F3B5F

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

Preview Lab → · Contrast checker → · Palette generator →