#15506C#15506C

#15506C is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.8% C 0.075 H 233.9°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#15506C
RGB	rgb(21, 80, 108)
HSL	hsl(199, 67%, 25%)
HSV	hsv(199, 81%, 42%)
CMYK	cmyk(80.6%, 25.9%, 0%, 57.6%)
CIE-LAB	lab(31.76, -8.07, -21.46)
CIE-LCH	lch(31.76, 22.92, 249.40°)
OKLab	oklab(40.81% -0.044 -0.0605)
OKLCH	oklch(40.81% 0.075 233.9)
XYZ	xyz(5.8836, 6.9788, 15.2214)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15506C #6C3115

analogous

#156C5C #15506C #15256C

triadic

#15506C #6C1550 #506C15

tetradic

#15506C #5C156C #6C3115 #256C15

square

#15506C #5C156C #6C3115 #256C15

split-complementary

#15506C #6C1525 #6C5C15

monochromatic

#05131A #0B2A39 #15506C #1F769F #299CD2

Accessibility & contrast

On white

8.77

#15506C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#15506C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15506C

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15506C	#FFFFFF	#000000	##FFFFFF
##15506C	1.00	8.77	2.40	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424F6D

Deuteranopia (green-blind)

#37476C

Tritanopia (blue-blind)

#00575A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #15506c;
/* rgb */ color: rgb(21, 80, 108);
/* oklch */ color: oklch(40.8% 0.075 233.9);

Tailwind

colors: {
  custom: {
    50: '#618196',
    500: '#15506c',
    950: '#000000',
  },
}

SCSS

$custom: #15506c;
$custom-light: #618196;
$custom-dark: #000000;

JSON

{
  "hex": "#15506c",
  "rgb": {
    "r": 21,
    "g": 80,
    "b": 108
  },
  "hsl": {
    "h": 199.31,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.40808,
    "c": 0.07481,
    "h": 233.9
  },
  "luminance": 0.06979
}

Semantic roles & 50–950 ramp

primary

#15506C

secondary

#A35C3A

accent

#753DEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #15506C

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

Preview Lab → · Contrast checker → · Palette generator →