#151579#151579

#151579 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.160 H 270.6°. Best body text is #FFFFFF at 14.84:1 contrast (WCAG AA passes).

Color values

HEX	#151579
RGB	rgb(21, 21, 121)
HSL	hsl(240, 70%, 28%)
HSV	hsv(240, 83%, 47%)
CMYK	cmyk(82.6%, 82.6%, 0%, 52.5%)
CIE-LAB	lab(15.88, 36.90, -55.35)
CIE-LCH	lch(15.88, 66.53, 303.69°)
OKLab	oklab(29.08% 0.0017 -0.1603)
OKLCH	oklch(29.08% 0.16 270.6)
XYZ	xyz(4.0274, 2.0758, 18.2739)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151579 #797915

analogous

#154779 #151579 #471579

triadic

#151579 #791515 #157915

tetradic

#151579 #791547 #797915 #157947

square

#151579 #791547 #797915 #157947

split-complementary

#151579 #794715 #477915

monochromatic

#05051A #0C0C45 #151579 #1E1EAD #2E2EDB

Accessibility & contrast

On white

14.84

#151579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#151579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151579

14.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151579	#FFFFFF	#000000	##FFFFFF
##151579	1.00	14.84	1.42	14.84
#FFFFFF	14.84	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7C

Deuteranopia (green-blind)

#002277

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151579;
/* rgb */ color: rgb(21, 21, 121);
/* oklch */ color: oklch(29.1% 0.160 270.6);

Tailwind

colors: {
  custom: {
    50: '#6855a1',
    500: '#151579',
    950: '#000000',
  },
}

SCSS

$custom: #151579;
$custom-light: #6855a1;
$custom-dark: #000000;

JSON

{
  "hex": "#151579",
  "rgb": {
    "r": 21,
    "g": 21,
    "b": 121
  },
  "hsl": {
    "h": 240,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.29079,
    "c": 0.16028,
    "h": 270.6
  },
  "luminance": 0.02076
}

Semantic roles & 50–950 ramp

primary

#151579

secondary

#AFAF3B

accent

#ED3BED

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151579

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

Preview Lab → · Contrast checker → · Palette generator →