#153C84#153C84

#153C84 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.5% C 0.129 H 261.3°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#153C84
RGB	rgb(21, 60, 132)
HSL	hsl(219, 73%, 30%)
HSV	hsv(219, 84%, 52%)
CMYK	cmyk(84.1%, 54.5%, 0%, 48.2%)
CIE-LAB	lab(26.89, 15.17, -44.25)
CIE-LCH	lch(26.89, 46.78, 288.92°)
OKLab	oklab(37.49% -0.0194 -0.1276)
OKLCH	oklch(37.49% 0.129 261.3)
XYZ	xyz(6.0885, 5.0564, 22.4804)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C84 #845D15

analogous

#157384 #153C84 #261584

triadic

#153C84 #84153C #3C8415

tetradic

#153C84 #841573 #845D15 #158426

square

#153C84 #841573 #845D15 #158426

split-complementary

#153C84 #842615 #738415

monochromatic

#040C1A #0D244F #153C84 #1D54B9 #3570DF

Accessibility & contrast

On white

10.44

#153C84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#153C84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C84

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C84	#FFFFFF	#000000	##FFFFFF
##153C84	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#054587

Deuteranopia (green-blind)

#003B83

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #153c84;
/* rgb */ color: rgb(21, 60, 132);
/* oklch */ color: oklch(37.5% 0.129 261.3);

Tailwind

colors: {
  custom: {
    50: '#6771a8',
    500: '#153c84',
    950: '#000000',
  },
}

SCSS

$custom: #153c84;
$custom-light: #6771a8;
$custom-dark: #000000;

JSON

{
  "hex": "#153c84",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 132
  },
  "hsl": {
    "h": 218.919,
    "s": 72.549,
    "l": 30
  },
  "oklch": {
    "l": 0.37494,
    "c": 0.12907,
    "h": 261.3
  },
  "luminance": 0.05057
}

Semantic roles & 50–950 ramp

primary

#153C84

secondary

#B98D3C

accent

#AF39EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #153C84

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

Preview Lab → · Contrast checker → · Palette generator →