#133576#133576

#133576 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.7% C 0.119 H 261.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#133576
RGB	rgb(19, 53, 118)
HSL	hsl(219, 72%, 27%)
HSV	hsv(219, 84%, 46%)
CMYK	cmyk(83.9%, 55.1%, 0%, 53.7%)
CIE-LAB	lab(23.65, 14.06, -40.70)
CIE-LCH	lch(23.65, 43.06, 289.06°)
OKLab	oklab(34.66% -0.0171 -0.1173)
OKLCH	oklch(34.66% 0.119 261.7)
XYZ	xyz(4.8105, 3.9921, 17.6530)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133576 #765413

analogous

#136776 #133576 #231376

triadic

#133576 #761335 #357613

tetradic

#133576 #761367 #765413 #137623

square

#133576 #761367 #765413 #137623

split-complementary

#133576 #762313 #677613

monochromatic

#040C1A #0B1D41 #133576 #1B4DAB #2765DC

Accessibility & contrast

On white

11.68

#133576 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#133576 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133576

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133576	#FFFFFF	#000000	##FFFFFF
##133576	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043D78

Deuteranopia (green-blind)

#003475

Tritanopia (blue-blind)

#004550

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133576;
/* rgb */ color: rgb(19, 53, 118);
/* oklch */ color: oklch(34.7% 0.119 261.7);

Tailwind

colors: {
  custom: {
    50: '#636b9e',
    500: '#133576',
    950: '#000000',
  },
}

SCSS

$custom: #133576;
$custom-light: #636b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#133576",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 118
  },
  "hsl": {
    "h": 219.394,
    "s": 72.263,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34658,
    "c": 0.11858,
    "h": 261.7
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#133576

secondary

#AC8539

accent

#B039EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #133576

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

Preview Lab → · Contrast checker → · Palette generator →