#133D63#133D63

#133D63 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.081 H 249.4°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#133D63
RGB	rgb(19, 61, 99)
HSL	hsl(209, 68%, 23%)
HSV	hsv(209, 81%, 39%)
CMYK	cmyk(80.8%, 38.4%, 0%, 61.2%)
CIE-LAB	lab(24.88, 0.41, -26.53)
CIE-LCH	lch(24.88, 26.53, 270.88°)
OKLab	oklab(35.19% -0.0283 -0.0755)
OKLCH	oklch(35.19% 0.081 249.4)
XYZ	xyz(4.1886, 4.3763, 12.4259)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D63 #633913

analogous

#136361 #133D63 #131563

triadic

#133D63 #63133D #3D6313

tetradic

#133D63 #611363 #633913 #156313

square

#133D63 #611363 #633913 #156313

split-complementary

#133D63 #631315 #636113

monochromatic

#05101A #091D30 #133D63 #1D5D96 #277CCA

Accessibility & contrast

On white

11.20

#133D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#133D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D63

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D63	#FFFFFF	#000000	##FFFFFF
##133D63	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3F65

Deuteranopia (green-blind)

#203862

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133d63;
/* rgb */ color: rgb(19, 61, 99);
/* oklch */ color: oklch(35.2% 0.081 249.4);

Tailwind

colors: {
  custom: {
    50: '#5e728f',
    500: '#133d63',
    950: '#000000',
  },
}

SCSS

$custom: #133d63;
$custom-light: #5e728f;
$custom-dark: #000000;

JSON

{
  "hex": "#133d63",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 99
  },
  "hsl": {
    "h": 208.5,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3519,
    "c": 0.08066,
    "h": 249.4
  },
  "luminance": 0.04377
}

Semantic roles & 50–950 ramp

primary

#133D63

secondary

#9B6637

accent

#903DEB

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #133D63

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

Preview Lab → · Contrast checker → · Palette generator →