#133E73#133E73

#133E73 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.6% C 0.102 H 255.8°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#133E73
RGB	rgb(19, 62, 115)
HSL	hsl(213, 72%, 26%)
HSV	hsv(213, 83%, 45%)
CMYK	cmyk(83.5%, 46.1%, 0%, 54.9%)
CIE-LAB	lab(26.22, 6.42, -34.65)
CIE-LCH	lch(26.22, 35.24, 280.50°)
OKLab	oklab(36.56% -0.0251 -0.0993)
OKLCH	oklch(36.56% 0.102 255.8)
XYZ	xyz(5.0845, 4.8209, 16.8789)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E73 #734813

analogous

#136E73 #133E73 #181373

triadic

#133E73 #73133E #3E7313

tetradic

#133E73 #73136E #734813 #137318

square

#133E73 #73136E #734813 #137318

split-complementary

#133E73 #731813 #6E7313

monochromatic

#040E1A #0A223E #133E73 #1C5AA8 #2577DB

Accessibility & contrast

On white

10.69

#133E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#133E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E73

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E73	#FFFFFF	#000000	##FFFFFF
##133E73	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234375

Deuteranopia (green-blind)

#0F3A72

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #133e73;
/* rgb */ color: rgb(19, 62, 115);
/* oklch */ color: oklch(36.6% 0.102 255.8);

Tailwind

colors: {
  custom: {
    50: '#62729c',
    500: '#133e73',
    950: '#000000',
  },
}

SCSS

$custom: #133e73;
$custom-light: #62729c;
$custom-dark: #000000;

JSON

{
  "hex": "#133e73",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 115
  },
  "hsl": {
    "h": 213.125,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36564,
    "c": 0.10246,
    "h": 255.8
  },
  "luminance": 0.04822
}

Semantic roles & 50–950 ramp

primary

#133E73

secondary

#AA7738

accent

#9D39EE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #133E73

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

Preview Lab → · Contrast checker → · Palette generator →