#111F3B#111F3B

#111F3B is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.3% C 0.057 H 262.8°. Best body text is #FFFFFF at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#111F3B
RGB	rgb(17, 31, 59)
HSL	hsl(220, 55%, 15%)
HSV	hsv(220, 71%, 23%)
CMYK	cmyk(71.2%, 47.5%, 0%, 76.9%)
CIE-LAB	lab(12.06, 4.77, -19.90)
CIE-LCH	lch(12.06, 20.46, 283.49°)
OKLab	oklab(24.34% -0.0071 -0.0566)
OKLCH	oklch(24.34% 0.057 262.8)
XYZ	xyz(1.5103, 1.4148, 4.3303)
Luminance	0.0141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#111F3B #3B2D11

analogous

#11343B #111F3B #18113B

triadic

#111F3B #3B111F #1F3B11

tetradic

#111F3B #3B1134 #3B2D11 #113B18

square

#111F3B #3B1134 #3B2D11 #113B18

split-complementary

#111F3B #3B1811 #343B11

monochromatic

#070C18 #070C18 #111F3B #1F386B #2C519A

Accessibility & contrast

On white

16.37

#111F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#111F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #111F3B

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##111F3B	#FFFFFF	#000000	##FFFFFF
##111F3B	1.00	16.37	1.28	16.37
#FFFFFF	16.37	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13223C

Deuteranopia (green-blind)

#0D1E3A

Tritanopia (blue-blind)

#00252A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #111f3b;
/* rgb */ color: rgb(17, 31, 59);
/* oklch */ color: oklch(24.3% 0.057 262.8);

Tailwind

colors: {
  custom: {
    50: '#545a71',
    500: '#111f3b',
    950: '#000000',
  },
}

SCSS

$custom: #111f3b;
$custom-light: #545a71;
$custom-dark: #000000;

JSON

{
  "hex": "#111f3b",
  "rgb": {
    "r": 17,
    "g": 31,
    "b": 59
  },
  "hsl": {
    "h": 220,
    "s": 55.263,
    "l": 14.902
  },
  "oklch": {
    "l": 0.24341,
    "c": 0.05707,
    "h": 262.8
  },
  "luminance": 0.01415
}

Semantic roles & 50–950 ramp

primary

#111F3B

secondary

#745F33

accent

#AD49DF

background

#F5F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030307

muted

#78787A

Preview Lab

Preview with #111F3B

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

Preview Lab → · Contrast checker → · Palette generator →