#133C90#133C90

#133C90 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.146 H 262.3°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#133C90
RGB	rgb(19, 60, 144)
HSL	hsl(220, 77%, 32%)
HSV	hsv(220, 87%, 56%)
CMYK	cmyk(86.8%, 58.3%, 0%, 43.5%)
CIE-LAB	lab(27.80, 19.96, -50.22)
CIE-LCH	lch(27.80, 54.04, 291.67°)
OKLab	oklab(38.46% -0.0196 -0.1452)
OKLCH	oklch(38.46% 0.146 262.3)
XYZ	xyz(6.9166, 5.3829, 27.0546)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C90 #906713

analogous

#137B90 #133C90 #291390

triadic

#133C90 #90133C #3C9013

tetradic

#133C90 #90137B #906713 #139029

square

#133C90 #90137B #906713 #139029

split-complementary

#133C90 #902913 #7B9013

monochromatic

#050F24 #0C255A #133C90 #1A53C6 #3971E5

Accessibility & contrast

On white

10.11

#133C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#133C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C90

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C90	#FFFFFF	#000000	##FFFFFF
##133C90	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004893

Deuteranopia (green-blind)

#003C8E

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #133c90;
/* rgb */ color: rgb(19, 60, 144);
/* oklch */ color: oklch(38.5% 0.146 262.3);

Tailwind

colors: {
  custom: {
    50: '#6a71b1',
    500: '#133c90',
    950: '#000000',
  },
}

SCSS

$custom: #133c90;
$custom-light: #6a71b1;
$custom-dark: #000000;

JSON

{
  "hex": "#133c90",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 144
  },
  "hsl": {
    "h": 220.32,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38465,
    "c": 0.14648,
    "h": 262.3
  },
  "luminance": 0.05384
}

Semantic roles & 50–950 ramp

primary

#133C90

secondary

#C4973B

accent

#B535F3

background

#F6F6FB

surface

#ECECF6

border

#C7C7D0

text

#080711

muted

#7A7A80

Preview Lab

Preview with #133C90

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

Preview Lab → · Contrast checker → · Palette generator →