#151573#151573

#151573 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.3% C 0.153 H 271.1°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#151573
RGB	rgb(21, 21, 115)
HSL	hsl(240, 69%, 27%)
HSV	hsv(240, 82%, 45%)
CMYK	cmyk(81.7%, 81.7%, 0%, 54.9%)
CIE-LAB	lab(15.13, 34.82, -52.73)
CIE-LCH	lch(15.13, 63.19, 303.44°)
OKLab	oklab(28.34% 0.003 -0.1527)
OKLCH	oklch(28.34% 0.153 271.1)
XYZ	xyz(3.6709, 1.9332, 16.3960)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151573 #737315

analogous

#154473 #151573 #441573

triadic

#151573 #731515 #157315

tetradic

#151573 #731544 #737315 #157344

square

#151573 #731544 #737315 #157344

split-complementary

#151573 #734415 #447315

monochromatic

#05051A #0C0C3F #151573 #1E1EA7 #2A2AD8

Accessibility & contrast

On white

15.14

#151573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#151573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151573

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151573	#FFFFFF	#000000	##FFFFFF
##151573	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B76

Deuteranopia (green-blind)

#002171

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #151573;
/* rgb */ color: rgb(21, 21, 115);
/* oklch */ color: oklch(28.3% 0.153 271.1);

Tailwind

colors: {
  custom: {
    50: '#66549c',
    500: '#151573',
    950: '#000000',
  },
}

SCSS

$custom: #151573;
$custom-light: #66549c;
$custom-dark: #000000;

JSON

{
  "hex": "#151573",
  "rgb": {
    "r": 21,
    "g": 21,
    "b": 115
  },
  "hsl": {
    "h": 240,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.28338,
    "c": 0.15269,
    "h": 271.1
  },
  "luminance": 0.01934
}

Semantic roles & 50–950 ramp

primary

#151573

secondary

#A9A93B

accent

#EC3CEC

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #151573

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

Preview Lab → · Contrast checker → · Palette generator →