#151578#151578

#151578 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.159 H 270.7°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#151578
RGB	rgb(21, 21, 120)
HSL	hsl(240, 70%, 28%)
HSV	hsv(240, 83%, 47%)
CMYK	cmyk(82.5%, 82.5%, 0%, 52.9%)
CIE-LAB	lab(15.75, 36.56, -54.92)
CIE-LCH	lch(15.75, 65.97, 303.65°)
OKLab	oklab(28.96% 0.0019 -0.159)
OKLCH	oklch(28.96% 0.159 270.7)
XYZ	xyz(3.9664, 2.0514, 17.9526)
Luminance	0.0205 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151578 #787815

analogous

#154678 #151578 #461578

triadic

#151578 #781515 #157815

tetradic

#151578 #781546 #787815 #157846

square

#151578 #781546 #787815 #157846

split-complementary

#151578 #784615 #467815

monochromatic

#05051A #0C0C44 #151578 #1E1EAC #2D2DDA

Accessibility & contrast

On white

14.89

#151578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#151578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151578

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151578	#FFFFFF	#000000	##FFFFFF
##151578	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7B

Deuteranopia (green-blind)

#002276

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #151578;
/* rgb */ color: rgb(21, 21, 120);
/* oklch */ color: oklch(29.0% 0.159 270.7);

Tailwind

colors: {
  custom: {
    50: '#6755a0',
    500: '#151578',
    950: '#000000',
  },
}

SCSS

$custom: #151578;
$custom-light: #6755a0;
$custom-dark: #000000;

JSON

{
  "hex": "#151578",
  "rgb": {
    "r": 21,
    "g": 21,
    "b": 120
  },
  "hsl": {
    "h": 240,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.28955,
    "c": 0.15903,
    "h": 270.7
  },
  "luminance": 0.02052
}

Semantic roles & 50–950 ramp

primary

#151578

secondary

#AEAE3B

accent

#ED3BED

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151578

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

Preview Lab → · Contrast checker → · Palette generator →