#13587C#13587C

#13587C is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.8% C 0.088 H 237.5°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#13587C
RGB	rgb(19, 88, 124)
HSL	hsl(201, 73%, 28%)
HSV	hsv(201, 85%, 49%)
CMYK	cmyk(84.7%, 29%, 0%, 51.4%)
CIE-LAB	lab(35.15, -7.01, -26.13)
CIE-LCH	lch(35.15, 27.05, 254.98°)
OKLab	oklab(43.75% -0.0472 -0.0739)
OKLCH	oklch(43.75% 0.088 237.5)
XYZ	xyz(7.3949, 8.5722, 20.3297)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13587C #7C3713

analogous

#137C6B #13587C #13247C

triadic

#13587C #7C1358 #587C13

tetradic

#13587C #6B137C #7C3713 #247C13

square

#13587C #6B137C #7C3713 #247C13

split-complementary

#13587C #7C1324 #7C6B13

monochromatic

#04131B #0B3247 #13587C #1B7EB1 #2BA1DF

Accessibility & contrast

On white

7.74

#13587C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#13587C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13587C

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13587C	#FFFFFF	#000000	##FFFFFF
##13587C	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47587E

Deuteranopia (green-blind)

#394E7B

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #13587c;
/* rgb */ color: rgb(19, 88, 124);
/* oklch */ color: oklch(43.8% 0.088 237.5);

Tailwind

colors: {
  custom: {
    50: '#6487a2',
    500: '#13587c',
    950: '#000000',
  },
}

SCSS

$custom: #13587c;
$custom-light: #6487a2;
$custom-dark: #000000;

JSON

{
  "hex": "#13587c",
  "rgb": {
    "r": 19,
    "g": 88,
    "b": 124
  },
  "hsl": {
    "h": 200.571,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.43753,
    "c": 0.08769,
    "h": 237.5
  },
  "luminance": 0.08573
}

Semantic roles & 50–950 ramp

primary

#13587C

secondary

#B26239

accent

#7738F0

background

#F6F8FA

surface

#EBEFF3

border

#C6CACD

text

#060B0F

muted

#7A7C7F

Preview Lab

Preview with #13587C

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

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