#133B68#133B68

#133B68 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.090 H 253.9°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#133B68
RGB	rgb(19, 59, 104)
HSL	hsl(212, 69%, 24%)
HSV	hsv(212, 82%, 41%)
CMYK	cmyk(81.7%, 43.3%, 0%, 59.2%)
CIE-LAB	lab(24.53, 3.88, -30.31)
CIE-LCH	lch(24.53, 30.56, 277.30°)
OKLab	oklab(35.02% -0.0249 -0.0866)
OKLCH	oklch(35.02% 0.09 253.9)
XYZ	xyz(4.3303, 4.2653, 13.6891)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B68 #684013

analogous

#136668 #133B68 #161368

triadic

#133B68 #68133B #3B6813

tetradic

#133B68 #681366 #684013 #136816

square

#133B68 #681366 #684013 #136816

split-complementary

#133B68 #681613 #666813

monochromatic

#050F1A #0A1E34 #133B68 #1C589C #2676CF

Accessibility & contrast

On white

11.33

#133B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B68

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B68	#FFFFFF	#000000	##FFFFFF
##133B68	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253E6A

Deuteranopia (green-blind)

#173767

Tritanopia (blue-blind)

#00464C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133b68;
/* rgb */ color: rgb(19, 59, 104);
/* oklch */ color: oklch(35.0% 0.090 253.9);

Tailwind

colors: {
  custom: {
    50: '#5f7093',
    500: '#133b68',
    950: '#000000',
  },
}

SCSS

$custom: #133b68;
$custom-light: #5f7093;
$custom-dark: #000000;

JSON

{
  "hex": "#133b68",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 104
  },
  "hsl": {
    "h": 211.765,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35018,
    "c": 0.09017,
    "h": 253.9
  },
  "luminance": 0.04266
}

Semantic roles & 50–950 ramp

primary

#133B68

secondary

#9F6E37

accent

#993CEC

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #133B68

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

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