#133C61#133C61

#133C61 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.8% C 0.079 H 249.3°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#133C61
RGB	rgb(19, 60, 97)
HSL	hsl(208, 67%, 23%)
HSV	hsv(208, 80%, 38%)
CMYK	cmyk(80.4%, 38.1%, 0%, 62%)
CIE-LAB	lab(24.43, 0.26, -25.95)
CIE-LCH	lch(24.43, 25.95, 270.58°)
OKLab	oklab(34.8% -0.0279 -0.0738)
OKLCH	oklch(34.8% 0.079 249.3)
XYZ	xyz(4.0413, 4.2328, 11.9110)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C61 #613813

analogous

#13615F #133C61 #131561

triadic

#133C61 #61133C #3C6113

tetradic

#133C61 #5F1361 #613813 #156113

square

#133C61 #5F1361 #613813 #156113

split-complementary

#133C61 #611315 #615F13

monochromatic

#05101A #091C2E #133C61 #1D5C94 #277BC7

Accessibility & contrast

On white

11.37

#133C61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133C61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C61

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C61	#FFFFFF	#000000	##FFFFFF
##133C61	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3E63

Deuteranopia (green-blind)

#1F3760

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133c61;
/* rgb */ color: rgb(19, 60, 97);
/* oklch */ color: oklch(34.8% 0.079 249.3);

Tailwind

colors: {
  custom: {
    50: '#5d718e',
    500: '#133c61',
    950: '#000000',
  },
}

SCSS

$custom: #133c61;
$custom-light: #5d718e;
$custom-dark: #000000;

JSON

{
  "hex": "#133c61",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 97
  },
  "hsl": {
    "h": 208.462,
    "s": 67.241,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34797,
    "c": 0.07893,
    "h": 249.3
  },
  "luminance": 0.04233
}

Semantic roles & 50–950 ramp

primary

#133C61

secondary

#996537

accent

#8F3EEA

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #133C61

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

Preview Lab → · Contrast checker → · Palette generator →