#15647C#15647C

#15647C is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 46.9% C 0.081 H 223.7°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#15647C
RGB	rgb(21, 100, 124)
HSL	hsl(194, 71%, 28%)
HSV	hsv(194, 83%, 49%)
CMYK	cmyk(83.1%, 19.4%, 0%, 51.4%)
CIE-LAB	lab(39.12, -13.96, -19.95)
CIE-LCH	lch(39.12, 24.34, 235.02°)
OKLab	oklab(46.94% -0.0585 -0.0559)
OKLCH	oklch(46.94% 0.081 223.7)
XYZ	xyz(8.5030, 10.7280, 20.6874)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15647C #7C2D15

analogous

#157C60 #15647C #15307C

triadic

#15647C #7C1564 #647C15

tetradic

#15647C #60157C #7C2D15 #307C15

square

#15647C #60157C #7C2D15 #307C15

split-complementary

#15647C #7C1530 #7C6015

monochromatic

#04151A #0C3A48 #15647C #1E8EB0 #30B4DC

Accessibility & contrast

On white

6.68

#15647C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#15647C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #15647C

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15647C	#FFFFFF	#000000	##FFFFFF
##15647C	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56627D

Deuteranopia (green-blind)

#49587C

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #15647c;
/* rgb */ color: rgb(21, 100, 124);
/* oklch */ color: oklch(46.9% 0.081 223.7);

Tailwind

colors: {
  custom: {
    50: '#6690a2',
    500: '#15647c',
    950: '#000000',
  },
}

SCSS

$custom: #15647c;
$custom-light: #6690a2;
$custom-dark: #000000;

JSON

{
  "hex": "#15647c",
  "rgb": {
    "r": 21,
    "g": 100,
    "b": 124
  },
  "hsl": {
    "h": 193.981,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.46937,
    "c": 0.08095,
    "h": 223.7
  },
  "luminance": 0.10729
}

Semantic roles & 50–950 ramp

primary

#15647C

secondary

#B1573C

accent

#643AEE

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #15647C

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

Preview Lab → · Contrast checker → · Palette generator →