#153779#153779

#153779 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.120 H 261.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#153779
RGB	rgb(21, 55, 121)
HSL	hsl(220, 70%, 28%)
HSV	hsv(220, 83%, 47%)
CMYK	cmyk(82.6%, 54.5%, 0%, 52.5%)
CIE-LAB	lab(24.55, 14.12, -41.14)
CIE-LCH	lch(24.55, 43.49, 288.94°)
OKLab	oklab(35.44% -0.0169 -0.1185)
OKLCH	oklch(35.44% 0.12 261.9)
XYZ	xyz(5.1254, 4.2717, 18.6398)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153779 #795715

analogous

#156979 #153779 #251579

triadic

#153779 #791537 #377915

tetradic

#153779 #791569 #795715 #157925

square

#153779 #791569 #795715 #157925

split-complementary

#153779 #792515 #697915

monochromatic

#050C1A #0C1F45 #153779 #1E4FAD #2E69DB

Accessibility & contrast

On white

11.32

#153779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#153779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153779

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153779	#FFFFFF	#000000	##FFFFFF
##153779	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073F7B

Deuteranopia (green-blind)

#003678

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153779;
/* rgb */ color: rgb(21, 55, 121);
/* oklch */ color: oklch(35.4% 0.120 261.9);

Tailwind

colors: {
  custom: {
    50: '#646da0',
    500: '#153779',
    950: '#000000',
  },
}

SCSS

$custom: #153779;
$custom-light: #646da0;
$custom-dark: #000000;

JSON

{
  "hex": "#153779",
  "rgb": {
    "r": 21,
    "g": 55,
    "b": 121
  },
  "hsl": {
    "h": 219.6,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35439,
    "c": 0.11975,
    "h": 261.9
  },
  "luminance": 0.04272
}

Semantic roles & 50–950 ramp

primary

#153779

secondary

#AF873B

accent

#B03BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #153779

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

Preview Lab → · Contrast checker → · Palette generator →