#133777#133777

#133777 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.2% C 0.117 H 260.9°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#133777
RGB	rgb(19, 55, 119)
HSL	hsl(218, 72%, 27%)
HSV	hsv(218, 84%, 47%)
CMYK	cmyk(84%, 53.8%, 0%, 53.3%)
CIE-LAB	lab(24.33, 13.06, -40.23)
CIE-LCH	lch(24.33, 42.30, 287.98°)
OKLab	oklab(35.2% -0.0185 -0.1159)
OKLCH	oklch(35.2% 0.117 260.9)
XYZ	xyz(4.9633, 4.2021, 17.9987)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133777 #775313

analogous

#136977 #133777 #211377

triadic

#133777 #771337 #377713

tetradic

#133777 #771369 #775313 #137721

square

#133777 #771369 #775313 #137721

split-complementary

#133777 #772113 #697713

monochromatic

#040C1A #0B1F42 #133777 #1B4FAC #2869DD

Accessibility & contrast

On white

11.41

#133777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#133777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133777

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133777	#FFFFFF	#000000	##FFFFFF
##133777	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3F79

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#004751

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133777;
/* rgb */ color: rgb(19, 55, 119);
/* oklch */ color: oklch(35.2% 0.117 260.9);

Tailwind

colors: {
  custom: {
    50: '#636d9f',
    500: '#133777',
    950: '#000000',
  },
}

SCSS

$custom: #133777;
$custom-light: #636d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#133777",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 119
  },
  "hsl": {
    "h": 218.4,
    "s": 72.464,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35203,
    "c": 0.11738,
    "h": 260.9
  },
  "luminance": 0.04203
}

Semantic roles & 50–950 ramp

primary

#133777

secondary

#AD8339

accent

#AD39EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #133777

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

Preview Lab → · Contrast checker → · Palette generator →