#0F2F3B#0F2F3B

#0F2F3B is a dark, muted cyan. Relative luminance 0.025; OKLCH L 28.7% C 0.043 H 226.0°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#0F2F3B
RGB	rgb(15, 47, 59)
HSL	hsl(196, 59%, 15%)
HSV	hsv(196, 75%, 23%)
CMYK	cmyk(74.6%, 20.3%, 0%, 76.9%)
CIE-LAB	lab(17.69, -7.12, -11.08)
CIE-LCH	lch(17.69, 13.17, 237.27°)
OKLab	oklab(28.75% -0.0298 -0.0309)
OKLCH	oklch(28.75% 0.043 226)
XYZ	xyz(2.0026, 2.4501, 4.5042)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2F3B #3B1B0F

analogous

#0F3B31 #0F2F3B #0F193B

triadic

#0F2F3B #3B0F2F #2F3B0F

tetradic

#0F2F3B #310F3B #3B1B0F #193B0F

square

#0F2F3B #310F3B #3B1B0F #193B0F

split-complementary

#0F2F3B #3B0F19 #3B310F

monochromatic

#061318 #061318 #0F2F3B #1B566C #287D9D

Accessibility & contrast

On white

14.09

#0F2F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0F2F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2F3B

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2F3B	#FFFFFF	#000000	##FFFFFF
##0F2F3B	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282E3C

Deuteranopia (green-blind)

#22293B

Tritanopia (blue-blind)

#003333

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0f2f3b;
/* rgb */ color: rgb(15, 47, 59);
/* oklch */ color: oklch(28.7% 0.043 226.0);

Tailwind

colors: {
  custom: {
    50: '#536771',
    500: '#0f2f3b',
    950: '#000000',
  },
}

SCSS

$custom: #0f2f3b;
$custom-light: #536771;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2f3b",
  "rgb": {
    "r": 15,
    "g": 47,
    "b": 59
  },
  "hsl": {
    "h": 196.364,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.2875,
    "c": 0.04298,
    "h": 226
  },
  "luminance": 0.0245
}

Semantic roles & 50–950 ramp

primary

#0F2F3B

secondary

#754330

accent

#7045E3

background

#F4F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #0F2F3B

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

Preview Lab → · Contrast checker → · Palette generator →