#2723B2#2723B2

#2723B2 is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.6% C 0.212 H 271.6°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#2723B2
RGB	rgb(39, 35, 178)
HSL	hsl(242, 67%, 42%)
HSV	hsv(242, 80%, 70%)
CMYK	cmyk(78.1%, 80.3%, 0%, 30.2%)
CIE-LAB	lab(26.29, 49.50, -73.30)
CIE-LCH	lch(26.29, 88.45, 304.03°)
OKLab	oklab(38.62% 0.0061 -0.2122)
OKLCH	oklch(38.62% 0.212 271.6)
XYZ	xyz(9.4709, 4.8467, 42.5472)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2723B2 #AEB223

analogous

#2367B2 #2723B2 #6F23B2

triadic

#2723B2 #B22723 #23B227

tetradic

#2723B2 #B22367 #AEB223 #23B26F

square

#2723B2 #B22367 #AEB223 #23B26F

split-complementary

#2723B2 #B26F23 #67B223

monochromatic

#110F4C #1C197F #2723B2 #3E3AD8 #706DE2

Accessibility & contrast

On white

10.66

#2723B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2723B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2723B2

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2723B2	#FFFFFF	#000000	##FFFFFF
##2723B2	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B6

Deuteranopia (green-blind)

#0037B0

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2723b2;
/* rgb */ color: rgb(39, 35, 178);
/* oklch */ color: oklch(38.6% 0.212 271.6);

Tailwind

colors: {
  custom: {
    50: '#7b62ca',
    500: '#2723b2',
    950: '#000000',
  },
}

SCSS

$custom: #2723b2;
$custom-light: #7b62ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2723b2",
  "rgb": {
    "r": 39,
    "g": 35,
    "b": 178
  },
  "hsl": {
    "h": 241.678,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.38616,
    "c": 0.21225,
    "h": 271.6
  },
  "luminance": 0.04848
}

Semantic roles & 50–950 ramp

primary

#2723B2

secondary

#C6C968

accent

#EA3EE5

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2723B2

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

Preview Lab → · Contrast checker → · Palette generator →