#153373#153373

#153373 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.0% C 0.116 H 262.9°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#153373
RGB	rgb(21, 51, 115)
HSL	hsl(221, 69%, 27%)
HSV	hsv(221, 82%, 45%)
CMYK	cmyk(81.7%, 55.7%, 0%, 54.9%)
CIE-LAB	lab(22.88, 14.46, -40.03)
CIE-LCH	lch(22.88, 42.56, 289.86°)
OKLab	oklab(34.02% -0.0144 -0.1154)
OKLCH	oklch(34.02% 0.116 262.9)
XYZ	xyz(4.5865, 3.7644, 16.7012)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153373 #735515

analogous

#156273 #153373 #261573

triadic

#153373 #731533 #337315

tetradic

#153373 #731562 #735515 #157326

square

#153373 #731562 #735515 #157326

split-complementary

#153373 #732615 #627315

monochromatic

#050B1A #0C1C3F #153373 #1E4AA7 #2A62D8

Accessibility & contrast

On white

11.98

#153373 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#153373 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153373

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153373	#FFFFFF	#000000	##FFFFFF
##153373	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033B75

Deuteranopia (green-blind)

#003272

Tritanopia (blue-blind)

#00434D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153373;
/* rgb */ color: rgb(21, 51, 115);
/* oklch */ color: oklch(34.0% 0.116 262.9);

Tailwind

colors: {
  custom: {
    50: '#636a9c',
    500: '#153373',
    950: '#000000',
  },
}

SCSS

$custom: #153373;
$custom-light: #636a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#153373",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 115
  },
  "hsl": {
    "h": 220.851,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34018,
    "c": 0.11627,
    "h": 262.9
  },
  "luminance": 0.03765
}

Semantic roles & 50–950 ramp

primary

#153373

secondary

#A9863B

accent

#B43CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #153373

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

Preview Lab → · Contrast checker → · Palette generator →