#133A54#133A54

#133A54 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.063 H 241.6°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#133A54
RGB	rgb(19, 58, 84)
HSL	hsl(204, 63%, 20%)
HSV	hsv(204, 77%, 33%)
CMYK	cmyk(77.4%, 31%, 0%, 67.1%)
CIE-LAB	lab(23.01, -3.72, -19.67)
CIE-LCH	lch(23.01, 20.02, 259.29°)
OKLab	oklab(33.44% -0.0301 -0.0555)
OKLCH	oklch(33.44% 0.063 241.6)
XYZ	xyz(3.3812, 3.8043, 8.9419)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133A54 #542D13

analogous

#13544D #133A54 #131954

triadic

#133A54 #54133A #3A5413

tetradic

#133A54 #4D1354 #542D13 #195413

square

#133A54 #4D1354 #542D13 #195413

split-complementary

#133A54 #541319 #544D13

monochromatic

#061119 #081822 #133A54 #1E5C86 #2A7FB8

Accessibility & contrast

On white

11.93

#133A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#133A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A54

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133A54	#FFFFFF	#000000	##FFFFFF
##133A54	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3A55

Deuteranopia (green-blind)

#253454

Tritanopia (blue-blind)

#004043

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #133a54;
/* rgb */ color: rgb(19, 58, 84);
/* oklch */ color: oklch(33.4% 0.063 241.6);

Tailwind

colors: {
  custom: {
    50: '#5a7084',
    500: '#133a54',
    950: '#000000',
  },
}

SCSS

$custom: #133a54;
$custom-light: #5a7084;
$custom-dark: #000000;

JSON

{
  "hex": "#133a54",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 204,
    "s": 63.107,
    "l": 20.196
  },
  "oklch": {
    "l": 0.33442,
    "c": 0.06318,
    "h": 241.6
  },
  "luminance": 0.03805
}

Semantic roles & 50–950 ramp

primary

#133A54

secondary

#8C5936

accent

#8342E6

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #133A54

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

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