#153679#153679

#153679 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.2% C 0.121 H 262.3°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#153679
RGB	rgb(21, 54, 121)
HSL	hsl(220, 70%, 28%)
HSV	hsv(220, 83%, 47%)
CMYK	cmyk(82.6%, 55.4%, 0%, 52.5%)
CIE-LAB	lab(24.25, 14.83, -41.62)
CIE-LCH	lch(24.25, 44.19, 289.61°)
OKLab	oklab(35.21% -0.0161 -0.12)
OKLCH	oklch(35.21% 0.121 262.3)
XYZ	xyz(5.0784, 4.1776, 18.6242)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153679 #795815

analogous

#156879 #153679 #261579

triadic

#153679 #791536 #367915

tetradic

#153679 #791568 #795815 #157926

square

#153679 #791568 #795815 #157926

split-complementary

#153679 #792615 #687915

monochromatic

#050C1A #0C1F45 #153679 #1E4DAD #2E67DB

Accessibility & contrast

On white

11.44

#153679 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#153679 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153679

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153679	#FFFFFF	#000000	##FFFFFF
##153679	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033E7B

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153679;
/* rgb */ color: rgb(21, 54, 121);
/* oklch */ color: oklch(35.2% 0.121 262.3);

Tailwind

colors: {
  custom: {
    50: '#646ca0',
    500: '#153679',
    950: '#000000',
  },
}

SCSS

$custom: #153679;
$custom-light: #646ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#153679",
  "rgb": {
    "r": 21,
    "g": 54,
    "b": 121
  },
  "hsl": {
    "h": 220.2,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35211,
    "c": 0.12107,
    "h": 262.3
  },
  "luminance": 0.04178
}

Semantic roles & 50–950 ramp

primary

#153679

secondary

#AF883B

accent

#B23BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060F

muted

#7A7A7E

Preview Lab

Preview with #153679

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

Preview Lab → · Contrast checker → · Palette generator →