#133D66#133D66

#133D66 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.4% C 0.085 H 251.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#133D66
RGB	rgb(19, 61, 102)
HSL	hsl(210, 69%, 24%)
HSV	hsv(210, 81%, 40%)
CMYK	cmyk(81.4%, 40.2%, 0%, 60%)
CIE-LAB	lab(25.06, 1.66, -28.18)
CIE-LCH	lch(25.06, 28.23, 273.37°)
OKLab	oklab(35.39% -0.0274 -0.0803)
OKLCH	oklch(35.39% 0.085 251.1)
XYZ	xyz(4.3347, 4.4347, 13.1953)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D66 #663C13

analogous

#136665 #133D66 #131366

triadic

#133D66 #66133D #3D6613

tetradic

#133D66 #651366 #663C13 #136613

square

#133D66 #651366 #663C13 #136613

split-complementary

#133D66 #661313 #666513

monochromatic

#050F1A #091E32 #133D66 #1D5C9A #267BCD

Accessibility & contrast

On white

11.13

#133D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#133D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D66

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D66	#FFFFFF	#000000	##FFFFFF
##133D66	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4068

Deuteranopia (green-blind)

#1D3865

Tritanopia (blue-blind)

#00474C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133d66;
/* rgb */ color: rgb(19, 61, 102);
/* oklch */ color: oklch(35.4% 0.085 251.1);

Tailwind

colors: {
  custom: {
    50: '#5f7292',
    500: '#133d66',
    950: '#000000',
  },
}

SCSS

$custom: #133d66;
$custom-light: #5f7292;
$custom-dark: #000000;

JSON

{
  "hex": "#133d66",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 102
  },
  "hsl": {
    "h": 209.639,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35391,
    "c": 0.08491,
    "h": 251.1
  },
  "luminance": 0.04435
}

Semantic roles & 50–950 ramp

primary

#133D66

secondary

#9D6A37

accent

#933CEB

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #133D66

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

Preview Lab → · Contrast checker → · Palette generator →