#2723A1#2723A1

#2723A1 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.7% C 0.192 H 272.9°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#2723A1
RGB	rgb(39, 35, 161)
HSL	hsl(242, 64%, 38%)
HSV	hsv(242, 78%, 63%)
CMYK	cmyk(75.8%, 78.3%, 0%, 36.9%)
CIE-LAB	lab(24.34, 44.03, -66.28)
CIE-LCH	lch(24.34, 79.57, 303.60°)
OKLab	oklab(36.68% 0.0098 -0.1918)
OKLCH	oklch(36.68% 0.192 272.9)
XYZ	xyz(7.8686, 4.2058, 34.1084)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2723A1 #9DA123

analogous

#235EA1 #2723A1 #6623A1

triadic

#2723A1 #A12723 #23A127

tetradic

#2723A1 #A1235E #9DA123 #23A166

square

#2723A1 #A1235E #9DA123 #23A166

split-complementary

#2723A1 #A16623 #5EA123

monochromatic

#0F0D3C #1B186F #2723A1 #352FD2 #6662DD

Accessibility & contrast

On white

11.40

#2723A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2723A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2723A1

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2723A1	#FFFFFF	#000000	##FFFFFF
##2723A1	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#004961

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2723a1;
/* rgb */ color: rgb(39, 35, 161);
/* oklch */ color: oklch(36.7% 0.192 272.9);

Tailwind

colors: {
  custom: {
    50: '#7660be',
    500: '#2723a1',
    950: '#000000',
  },
}

SCSS

$custom: #2723a1;
$custom-light: #7660be;
$custom-dark: #000000;

JSON

{
  "hex": "#2723a1",
  "rgb": {
    "r": 39,
    "g": 35,
    "b": 161
  },
  "hsl": {
    "h": 241.905,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.36681,
    "c": 0.19204,
    "h": 272.9
  },
  "luminance": 0.04207
}

Semantic roles & 50–950 ramp

primary

#2723A1

secondary

#BFC25E

accent

#E741E2

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2723A1

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

Preview Lab → · Contrast checker → · Palette generator →