#133D54#133D54

#133D54 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.3% C 0.061 H 236.6°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#133D54
RGB	rgb(19, 61, 84)
HSL	hsl(201, 63%, 20%)
HSV	hsv(201, 77%, 33%)
CMYK	cmyk(77.4%, 27.4%, 0%, 67.1%)
CIE-LAB	lab(24.05, -5.70, -18.05)
CIE-LCH	lch(24.05, 18.93, 252.47°)
OKLab	oklab(34.26% -0.0335 -0.0508)
OKLCH	oklch(34.26% 0.061 236.6)
XYZ	xyz(3.5369, 4.1156, 8.9938)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D54 #542A13

analogous

#13544B #133D54 #131C54

triadic

#133D54 #54133D #3D5413

tetradic

#133D54 #4B1354 #542A13 #1C5413

square

#133D54 #4B1354 #542A13 #1C5413

split-complementary

#133D54 #54131C #544B13

monochromatic

#061219 #081922 #133D54 #1E6186 #2A85B8

Accessibility & contrast

On white

11.52

#133D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#133D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D54

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D54	#FFFFFF	#000000	##FFFFFF
##133D54	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323D55

Deuteranopia (green-blind)

#293654

Tritanopia (blue-blind)

#004345

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133d54;
/* rgb */ color: rgb(19, 61, 84);
/* oklch */ color: oklch(34.3% 0.061 236.6);

Tailwind

colors: {
  custom: {
    50: '#5b7284',
    500: '#133d54',
    950: '#000000',
  },
}

SCSS

$custom: #133d54;
$custom-light: #5b7284;
$custom-dark: #000000;

JSON

{
  "hex": "#133d54",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 84
  },
  "hsl": {
    "h": 201.231,
    "s": 63.107,
    "l": 20.196
  },
  "oklch": {
    "l": 0.34264,
    "c": 0.0609,
    "h": 236.6
  },
  "luminance": 0.04116
}

Semantic roles & 50–950 ramp

primary

#133D54

secondary

#8C5536

accent

#7C42E6

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #133D54

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

Preview Lab → · Contrast checker → · Palette generator →