#15497C#15497C

#15497C is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.0% C 0.101 H 251.7°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#15497C
RGB	rgb(21, 73, 124)
HSL	hsl(210, 71%, 28%)
HSV	hsv(210, 83%, 49%)
CMYK	cmyk(83.1%, 41.1%, 0%, 51.4%)
CIE-LAB	lab(30.35, 2.87, -33.71)
CIE-LCH	lch(30.35, 33.83, 274.87°)
OKLab	oklab(39.98% -0.0319 -0.0963)
OKLCH	oklch(39.98% 0.101 251.7)
XYZ	xyz(6.3285, 6.3790, 19.9626)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15497C #7C4815

analogous

#157C7B #15497C #15157C

triadic

#15497C #7C1549 #497C15

tetradic

#15497C #7B157C #7C4815 #157C15

square

#15497C #7B157C #7C4815 #157C15

split-complementary

#15497C #7C1515 #7C7B15

monochromatic

#040F1A #0C2A48 #15497C #1E68B0 #3087DC

Accessibility & contrast

On white

9.23

#15497C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#15497C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15497C

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15497C	#FFFFFF	#000000	##FFFFFF
##15497C	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304D7E

Deuteranopia (green-blind)

#20437B

Tritanopia (blue-blind)

#00555C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #15497c;
/* rgb */ color: rgb(21, 73, 124);
/* oklch */ color: oklch(40.0% 0.101 251.7);

Tailwind

colors: {
  custom: {
    50: '#657ba2',
    500: '#15497c',
    950: '#000000',
  },
}

SCSS

$custom: #15497c;
$custom-light: #657ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#15497c",
  "rgb": {
    "r": 21,
    "g": 73,
    "b": 124
  },
  "hsl": {
    "h": 209.709,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.39983,
    "c": 0.10144,
    "h": 251.7
  },
  "luminance": 0.0638
}

Semantic roles & 50–950 ramp

primary

#15497C

secondary

#B1763C

accent

#933AEE

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #15497C

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

Preview Lab → · Contrast checker → · Palette generator →