#133575#133575

#133575 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.117 H 261.5°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#133575
RGB	rgb(19, 53, 117)
HSL	hsl(219, 72%, 27%)
HSV	hsv(219, 84%, 46%)
CMYK	cmyk(83.8%, 54.7%, 0%, 54.1%)
CIE-LAB	lab(23.57, 13.64, -40.19)
CIE-LCH	lch(23.57, 42.45, 288.75°)
OKLab	oklab(34.57% -0.0172 -0.1158)
OKLCH	oklch(34.57% 0.117 261.5)
XYZ	xyz(4.7514, 3.9684, 17.3417)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133575 #755313

analogous

#136675 #133575 #221375

triadic

#133575 #751335 #357513

tetradic

#133575 #751366 #755313 #137522

square

#133575 #751366 #755313 #137522

split-complementary

#133575 #752213 #667513

monochromatic

#040C1A #0A1D40 #133575 #1C4DAA #2765DC

Accessibility & contrast

On white

11.71

#133575 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#133575 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133575

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133575	#FFFFFF	#000000	##FFFFFF
##133575	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073D77

Deuteranopia (green-blind)

#003474

Tritanopia (blue-blind)

#00454F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133575;
/* rgb */ color: rgb(19, 53, 117);
/* oklch */ color: oklch(34.6% 0.117 261.5);

Tailwind

colors: {
  custom: {
    50: '#636b9d',
    500: '#133575',
    950: '#000000',
  },
}

SCSS

$custom: #133575;
$custom-light: #636b9d;
$custom-dark: #000000;

JSON

{
  "hex": "#133575",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 117
  },
  "hsl": {
    "h": 219.184,
    "s": 72.059,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34573,
    "c": 0.11711,
    "h": 261.5
  },
  "luminance": 0.03969
}

Semantic roles & 50–950 ramp

primary

#133575

secondary

#AB8338

accent

#B039EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #133575

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

Preview Lab → · Contrast checker → · Palette generator →