#15586D#15586D

#15586D is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.0% C 0.072 H 223.8°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#15586D
RGB	rgb(21, 88, 109)
HSL	hsl(194, 68%, 25%)
HSV	hsv(194, 81%, 43%)
CMYK	cmyk(80.7%, 19.3%, 0%, 57.3%)
CIE-LAB	lab(34.48, -12.52, -17.86)
CIE-LCH	lch(34.48, 21.81, 234.97°)
OKLab	oklab(43% -0.0522 -0.05)
OKLCH	oklch(43% 0.072 223.8)
XYZ	xyz(6.5582, 8.2422, 15.7103)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15586D #6D2A15

analogous

#156D56 #15586D #152C6D

triadic

#15586D #6D1558 #586D15

tetradic

#15586D #56156D #6D2A15 #2C6D15

square

#15586D #56156D #6D2A15 #2C6D15

split-complementary

#15586D #6D152C #6D5615

monochromatic

#05151A #0B2F3A #15586D #1F81A0 #29ABD4

Accessibility & contrast

On white

7.93

#15586D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#15586D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15586D

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15586D	#FFFFFF	#000000	##FFFFFF
##15586D	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566E

Deuteranopia (green-blind)

#404D6D

Tritanopia (blue-blind)

#005E5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #15586d;
/* rgb */ color: rgb(21, 88, 109);
/* oklch */ color: oklch(43.0% 0.072 223.8);

Tailwind

colors: {
  custom: {
    50: '#628797',
    500: '#15586d',
    950: '#000000',
  },
}

SCSS

$custom: #15586d;
$custom-light: #628797;
$custom-dark: #000000;

JSON

{
  "hex": "#15586d",
  "rgb": {
    "r": 21,
    "g": 88,
    "b": 109
  },
  "hsl": {
    "h": 194.318,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.43001,
    "c": 0.0723,
    "h": 223.8
  },
  "luminance": 0.08243
}

Semantic roles & 50–950 ramp

primary

#15586D

secondary

#A3533A

accent

#673DEB

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #15586D

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

Preview Lab → · Contrast checker → · Palette generator →