#133371#133371

#133371 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.114 H 261.9°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#133371
RGB	rgb(19, 51, 113)
HSL	hsl(220, 71%, 26%)
HSV	hsv(220, 83%, 44%)
CMYK	cmyk(83.2%, 54.9%, 0%, 55.7%)
CIE-LAB	lab(22.65, 13.39, -39.13)
CIE-LCH	lch(22.65, 41.35, 288.89°)
OKLab	oklab(33.77% -0.0161 -0.1127)
OKLCH	oklch(33.77% 0.114 261.9)
XYZ	xyz(4.4319, 3.6978, 16.0998)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133371 #715113

analogous

#136271 #133371 #221371

triadic

#133371 #711333 #337113

tetradic

#133371 #711362 #715113 #137122

square

#133371 #711362 #715113 #137122

split-complementary

#133371 #712213 #627113

monochromatic

#040C1A #0A1B3D #133371 #1C4BA5 #2562DA

Accessibility & contrast

On white

12.07

#133371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133371

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133371	#FFFFFF	#000000	##FFFFFF
##133371	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073B73

Deuteranopia (green-blind)

#003270

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133371;
/* rgb */ color: rgb(19, 51, 113);
/* oklch */ color: oklch(33.8% 0.114 261.9);

Tailwind

colors: {
  custom: {
    50: '#626a9a',
    500: '#133371',
    950: '#000000',
  },
}

SCSS

$custom: #133371;
$custom-light: #626a9a;
$custom-dark: #000000;

JSON

{
  "hex": "#133371",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 113
  },
  "hsl": {
    "h": 219.574,
    "s": 71.212,
    "l": 25.882
  },
  "oklch": {
    "l": 0.33773,
    "c": 0.1139,
    "h": 261.9
  },
  "luminance": 0.03698
}

Semantic roles & 50–950 ramp

primary

#133371

secondary

#A88238

accent

#B13AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #133371

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

Preview Lab → · Contrast checker → · Palette generator →