#15197E#15197E

#15197E is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.2% C 0.163 H 269.8°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#15197E
RGB	rgb(21, 25, 126)
HSL	hsl(238, 71%, 29%)
HSV	hsv(238, 83%, 49%)
CMYK	cmyk(83.3%, 80.2%, 0%, 50.6%)
CIE-LAB	lab(17.28, 36.39, -56.24)
CIE-LCH	lch(17.28, 66.99, 302.91°)
OKLab	oklab(30.24% -0.0005 -0.1629)
OKLCH	oklch(30.24% 0.163 269.8)
XYZ	xyz(4.4215, 2.3605, 19.9572)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15197E #7E7A15

analogous

#154E7E #15197E #46157E

triadic

#15197E #7E1519 #197E15

tetradic

#15197E #7E154E #7E7A15 #157E46

square

#15197E #7E154E #7E7A15 #157E46

split-complementary

#15197E #7E4615 #4E7E15

monochromatic

#04051A #0C0F4A #15197E #1E23B2 #3137DD

Accessibility & contrast

On white

14.26

#15197E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#15197E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15197E

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15197E	#FFFFFF	#000000	##FFFFFF
##15197E	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003081

Deuteranopia (green-blind)

#00257C

Tritanopia (blue-blind)

#00384B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #15197e;
/* rgb */ color: rgb(21, 25, 126);
/* oklch */ color: oklch(30.2% 0.163 269.8);

Tailwind

colors: {
  custom: {
    50: '#6957a5',
    500: '#15197e',
    950: '#000000',
  },
}

SCSS

$custom: #15197e;
$custom-light: #6957a5;
$custom-dark: #000000;

JSON

{
  "hex": "#15197e",
  "rgb": {
    "r": 21,
    "g": 25,
    "b": 126
  },
  "hsl": {
    "h": 237.714,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30237,
    "c": 0.16289,
    "h": 269.8
  },
  "luminance": 0.02361
}

Semantic roles & 50–950 ramp

primary

#15197E

secondary

#B3AF3C

accent

#E73AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #15197E

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

Preview Lab → · Contrast checker → · Palette generator →