#0F345B#0F345B

#0F345B is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.2% C 0.081 H 252.8°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#0F345B
RGB	rgb(15, 52, 91)
HSL	hsl(211, 72%, 21%)
HSV	hsv(211, 84%, 36%)
CMYK	cmyk(83.5%, 42.9%, 0%, 64.3%)
CIE-LAB	lab(21.25, 2.74, -27.07)
CIE-LCH	lch(21.25, 27.21, 275.79°)
OKLab	oklab(32.16% -0.024 -0.0773)
OKLCH	oklch(32.16% 0.081 252.8)
XYZ	xyz(3.3126, 3.3125, 10.3603)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F345B #5B360F

analogous

#0F5A5B #0F345B #100F5B

triadic

#0F345B #5B0F34 #345B0F

tetradic

#0F345B #5B0F5A #5B360F #0F5B10

square

#0F345B #5B0F5A #5B360F #0F5B10

split-complementary

#0F345B #5B100F #5A5B0F

monochromatic

#040F1A #061626 #0F345B #185290 #2070C4

Accessibility & contrast

On white

12.63

#0F345B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#0F345B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F345B

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F345B	#FFFFFF	#000000	##FFFFFF
##0F345B	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21375D

Deuteranopia (green-blind)

#15305A

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0f345b;
/* rgb */ color: rgb(15, 52, 91);
/* oklch */ color: oklch(32.2% 0.081 252.8);

Tailwind

colors: {
  custom: {
    50: '#5b6b89',
    500: '#0f345b',
    950: '#000000',
  },
}

SCSS

$custom: #0f345b;
$custom-light: #5b6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#0f345b",
  "rgb": {
    "r": 15,
    "g": 52,
    "b": 91
  },
  "hsl": {
    "h": 210.789,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.32157,
    "c": 0.08097,
    "h": 252.8
  },
  "luminance": 0.03313
}

Semantic roles & 50–950 ramp

primary

#0F345B

secondary

#956431

accent

#9639EE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0F345B

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

Preview Lab → · Contrast checker → · Palette generator →