#15155A#15155A

#15155A is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.4% C 0.119 H 273.9°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#15155A
RGB	rgb(21, 21, 90)
HSL	hsl(240, 62%, 22%)
HSV	hsv(240, 77%, 35%)
CMYK	cmyk(76.7%, 76.7%, 0%, 64.7%)
CIE-LAB	lab(12.18, 25.67, -41.10)
CIE-LCH	lch(12.18, 48.46, 301.99°)
OKLab	oklab(25.37% 0.0081 -0.1189)
OKLCH	oklch(25.37% 0.119 273.9)
XYZ	xyz(2.4223, 1.4337, 9.8200)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15155A #5A5A15

analogous

#15385A #15155A #38155A

triadic

#15155A #5A1515 #155A15

tetradic

#15155A #5A1538 #5A5A15 #155A38

square

#15155A #5A1538 #5A5A15 #155A38

split-complementary

#15155A #5A3815 #385A15

monochromatic

#060619 #090928 #15155A #21218C #2C2CBD

Accessibility & contrast

On white

16.32

#15155A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#15155A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15155A

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15155A	#FFFFFF	#000000	##FFFFFF
##15155A	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235C

Deuteranopia (green-blind)

#001D59

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #15155a;
/* rgb */ color: rgb(21, 21, 90);
/* oklch */ color: oklch(25.4% 0.119 273.9);

Tailwind

colors: {
  custom: {
    50: '#5f5389',
    500: '#15155a',
    950: '#000000',
  },
}

SCSS

$custom: #15155a;
$custom-light: #5f5389;
$custom-dark: #000000;

JSON

{
  "hex": "#15155a",
  "rgb": {
    "r": 21,
    "g": 21,
    "b": 90
  },
  "hsl": {
    "h": 240,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25374,
    "c": 0.11913,
    "h": 273.9
  },
  "luminance": 0.01434
}

Semantic roles & 50–950 ramp

primary

#15155A

secondary

#929239

accent

#E543E5

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #15155A

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

Preview Lab → · Contrast checker → · Palette generator →