#13577E#13577E

#13577E is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.6% C 0.091 H 239.9°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#13577E
RGB	rgb(19, 87, 126)
HSL	hsl(202, 74%, 28%)
HSV	hsv(202, 85%, 49%)
CMYK	cmyk(84.9%, 31%, 0%, 50.6%)
CIE-LAB	lab(34.92, -5.60, -27.71)
CIE-LCH	lch(34.92, 28.27, 258.57°)
OKLab	oklab(43.61% -0.0455 -0.0785)
OKLCH	oklch(43.61% 0.091 239.9)
XYZ	xyz(7.4412, 8.4603, 20.9754)
Luminance	0.0846 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13577E #7E3A13

analogous

#137E6F #13577E #13217E

triadic

#13577E #7E1357 #577E13

tetradic

#13577E #6F137E #7E3A13 #217E13

square

#13577E #6F137E #7E3A13 #217E13

split-complementary

#13577E #7E1321 #7E6F13

monochromatic

#04121B #0B3249 #13577E #1B7CB3 #2C9EDF

Accessibility & contrast

On white

7.80

#13577E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#13577E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13577E

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13577E	#FFFFFF	#000000	##FFFFFF
##13577E	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445780

Deuteranopia (green-blind)

#364E7D

Tritanopia (blue-blind)

#006165

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #13577e;
/* rgb */ color: rgb(19, 87, 126);
/* oklch */ color: oklch(43.6% 0.091 239.9);

Tailwind

colors: {
  custom: {
    50: '#6586a3',
    500: '#13577e',
    950: '#000000',
  },
}

SCSS

$custom: #13577e;
$custom-light: #6586a3;
$custom-dark: #000000;

JSON

{
  "hex": "#13577e",
  "rgb": {
    "r": 19,
    "g": 87,
    "b": 126
  },
  "hsl": {
    "h": 201.869,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.43609,
    "c": 0.09077,
    "h": 239.9
  },
  "luminance": 0.08461
}

Semantic roles & 50–950 ramp

primary

#13577E

secondary

#B46639

accent

#7B37F0

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#060B0F

muted

#7A7C7F

Preview Lab

Preview with #13577E

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

Preview Lab → · Contrast checker → · Palette generator →