#133A64#133A64

#133A64 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.5% C 0.086 H 253.0°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#133A64
RGB	rgb(19, 58, 100)
HSL	hsl(211, 68%, 23%)
HSV	hsv(211, 81%, 39%)
CMYK	cmyk(81%, 42%, 0%, 60.8%)
CIE-LAB	lab(23.95, 2.89, -28.66)
CIE-LCH	lch(23.95, 28.80, 275.77°)
OKLab	oklab(34.48% -0.025 -0.0818)
OKLCH	oklch(34.48% 0.086 253)
XYZ	xyz(4.0810, 4.0842, 12.6274)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133A64 #643D13

analogous

#136264 #133A64 #141364

triadic

#133A64 #64133A #3A6413

tetradic

#133A64 #641362 #643D13 #136414

square

#133A64 #641362 #643D13 #136414

split-complementary

#133A64 #641413 #626413

monochromatic

#050F1A #091C31 #133A64 #1D5897 #2776CB

Accessibility & contrast

On white

11.56

#133A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#133A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A64

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133A64	#FFFFFF	#000000	##FFFFFF
##133A64	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263D66

Deuteranopia (green-blind)

#193663

Tritanopia (blue-blind)

#00444A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133a64;
/* rgb */ color: rgb(19, 58, 100);
/* oklch */ color: oklch(34.5% 0.086 253.0);

Tailwind

colors: {
  custom: {
    50: '#5e6f90',
    500: '#133a64',
    950: '#000000',
  },
}

SCSS

$custom: #133a64;
$custom-light: #5e6f90;
$custom-dark: #000000;

JSON

{
  "hex": "#133a64",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 100
  },
  "hsl": {
    "h": 211.111,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34482,
    "c": 0.08553,
    "h": 253
  },
  "luminance": 0.04085
}

Semantic roles & 50–950 ramp

primary

#133A64

secondary

#9C6B37

accent

#973DEB

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #133A64

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

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