#15586C#15586C

#15586C is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.0% C 0.072 H 222.7°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#15586C
RGB	rgb(21, 88, 108)
HSL	hsl(194, 67%, 25%)
HSV	hsv(194, 81%, 42%)
CMYK	cmyk(80.6%, 18.5%, 0%, 57.6%)
CIE-LAB	lab(34.44, -12.89, -17.30)
CIE-LCH	lch(34.44, 21.58, 233.32°)
OKLab	oklab(42.95% -0.0526 -0.0485)
OKLCH	oklch(42.95% 0.072 222.7)
XYZ	xyz(6.5046, 8.2208, 15.4284)
Luminance	0.0822 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15586C #6C2915

analogous

#156C54 #15586C #152C6C

triadic

#15586C #6C1558 #586C15

tetradic

#15586C #54156C #6C2915 #2C6C15

square

#15586C #54156C #6C2915 #2C6C15

split-complementary

#15586C #6C152C #6C5415

monochromatic

#05151A #0B2E39 #15586C #1F829F #29ABD2

Accessibility & contrast

On white

7.94

#15586C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#15586C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15586C

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15586C	#FFFFFF	#000000	##FFFFFF
##15586C	1.00	7.94	2.64	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566D

Deuteranopia (green-blind)

#414D6C

Tritanopia (blue-blind)

#005E5E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #15586c;
/* rgb */ color: rgb(21, 88, 108);
/* oklch */ color: oklch(43.0% 0.072 222.7);

Tailwind

colors: {
  custom: {
    50: '#628796',
    500: '#15586c',
    950: '#000000',
  },
}

SCSS

$custom: #15586c;
$custom-light: #628796;
$custom-dark: #000000;

JSON

{
  "hex": "#15586c",
  "rgb": {
    "r": 21,
    "g": 88,
    "b": 108
  },
  "hsl": {
    "h": 193.793,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.42952,
    "c": 0.07152,
    "h": 222.7
  },
  "luminance": 0.08222
}

Semantic roles & 50–950 ramp

primary

#15586C

secondary

#A3523A

accent

#653DEA

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #15586C

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

Preview Lab → · Contrast checker → · Palette generator →