#2723A4#2723A4

#2723A4 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 37.0% C 0.196 H 272.7°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#2723A4
RGB	rgb(39, 35, 164)
HSL	hsl(242, 65%, 39%)
HSV	hsv(242, 79%, 64%)
CMYK	cmyk(76.2%, 78.7%, 0%, 35.7%)
CIE-LAB	lab(24.68, 45.02, -67.54)
CIE-LCH	lch(24.68, 81.17, 303.68°)
OKLab	oklab(37.02% 0.0092 -0.1955)
OKLCH	oklch(37.02% 0.196 272.7)
XYZ	xyz(8.1363, 4.3129, 35.5184)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2723A4 #A0A423

analogous

#2360A4 #2723A4 #6823A4

triadic

#2723A4 #A42723 #23A427

tetradic

#2723A4 #A42360 #A0A423 #23A468

square

#2723A4 #A42360 #A0A423 #23A468

split-complementary

#2723A4 #A46823 #60A423

monochromatic

#0F0D3F #1B1872 #2723A4 #3631D3 #6764DE

Accessibility & contrast

On white

11.27

#2723A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2723A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2723A4

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2723A4	#FFFFFF	#000000	##FFFFFF
##2723A4	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004A63

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2723a4;
/* rgb */ color: rgb(39, 35, 164);
/* oklch */ color: oklch(37.0% 0.196 272.7);

Tailwind

colors: {
  custom: {
    50: '#7761c0',
    500: '#2723a4',
    950: '#000000',
  },
}

SCSS

$custom: #2723a4;
$custom-light: #7761c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2723a4",
  "rgb": {
    "r": 39,
    "g": 35,
    "b": 164
  },
  "hsl": {
    "h": 241.86,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37018,
    "c": 0.19568,
    "h": 272.7
  },
  "luminance": 0.04314
}

Semantic roles & 50–950 ramp

primary

#2723A4

secondary

#C0C360

accent

#E840E3

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2723A4

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

Preview Lab → · Contrast checker → · Palette generator →