#133557#133557

#133557 is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.3% C 0.072 H 251.1°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#133557
RGB	rgb(19, 53, 87)
HSL	hsl(210, 64%, 21%)
HSV	hsv(210, 78%, 34%)
CMYK	cmyk(78.2%, 39.1%, 0%, 65.9%)
CIE-LAB	lab(21.48, 0.93, -24.07)
CIE-LCH	lch(21.48, 24.09, 272.22°)
OKLab	oklab(32.29% -0.0234 -0.0685)
OKLCH	oklch(32.29% 0.072 251.1)
XYZ	xyz(3.2613, 3.3724, 9.4940)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133557 #573513

analogous

#135757 #133557 #131357

triadic

#133557 #571335 #355713

tetradic

#133557 #571357 #573513 #135713

square

#133557 #571357 #573513 #135713

split-complementary

#133557 #571313 #575713

monochromatic

#050F19 #081625 #133557 #1E5489 #2972BB

Accessibility & contrast

On white

12.54

#133557 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#133557 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133557

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133557	#FFFFFF	#000000	##FFFFFF
##133557	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263758

Deuteranopia (green-blind)

#1C3156

Tritanopia (blue-blind)

#003D41

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #133557;
/* rgb */ color: rgb(19, 53, 87);
/* oklch */ color: oklch(32.3% 0.072 251.1);

Tailwind

colors: {
  custom: {
    50: '#5b6b86',
    500: '#133557',
    950: '#000000',
  },
}

SCSS

$custom: #133557;
$custom-light: #5b6b86;
$custom-dark: #000000;

JSON

{
  "hex": "#133557",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 87
  },
  "hsl": {
    "h": 210,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.32288,
    "c": 0.07236,
    "h": 251.1
  },
  "luminance": 0.03373
}

Semantic roles & 50–950 ramp

primary

#133557

secondary

#8F6336

accent

#9441E7

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #133557

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

Preview Lab → · Contrast checker → · Palette generator →