#15197C#15197C

#15197C is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.0% C 0.160 H 270.0°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#15197C
RGB	rgb(21, 25, 124)
HSL	hsl(238, 71%, 28%)
HSV	hsv(238, 83%, 49%)
CMYK	cmyk(83.1%, 79.8%, 0%, 51.4%)
CIE-LAB	lab(17.03, 35.69, -55.36)
CIE-LCH	lch(17.03, 65.87, 302.81°)
OKLab	oklab(30% -0.0001 -0.1603)
OKLCH	oklch(30% 0.16 270)
XYZ	xyz(4.2937, 2.3094, 19.2843)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15197C #7C7815

analogous

#154C7C #15197C #44157C

triadic

#15197C #7C1519 #197C15

tetradic

#15197C #7C154C #7C7815 #157C44

square

#15197C #7C154C #7C7815 #157C44

split-complementary

#15197C #7C4415 #4C7C15

monochromatic

#04051A #0C0E48 #15197C #1E24B0 #3036DC

Accessibility & contrast

On white

14.36

#15197C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#15197C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15197C

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15197C	#FFFFFF	#000000	##FFFFFF
##15197C	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7F

Deuteranopia (green-blind)

#00257A

Tritanopia (blue-blind)

#00374A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #15197c;
/* rgb */ color: rgb(21, 25, 124);
/* oklch */ color: oklch(30.0% 0.160 270.0);

Tailwind

colors: {
  custom: {
    50: '#6857a3',
    500: '#15197c',
    950: '#000000',
  },
}

SCSS

$custom: #15197c;
$custom-light: #6857a3;
$custom-dark: #000000;

JSON

{
  "hex": "#15197c",
  "rgb": {
    "r": 21,
    "g": 25,
    "b": 124
  },
  "hsl": {
    "h": 237.67,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29996,
    "c": 0.16035,
    "h": 270
  },
  "luminance": 0.0231
}

Semantic roles & 50–950 ramp

primary

#15197C

secondary

#B1AD3C

accent

#E73AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #15197C

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

Preview Lab → · Contrast checker → · Palette generator →