#2723BC#2723BC

#2723BC is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.8% C 0.224 H 271.0°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#2723BC
RGB	rgb(39, 35, 188)
HSL	hsl(242, 69%, 44%)
HSV	hsv(242, 81%, 74%)
CMYK	cmyk(79.3%, 81.4%, 0%, 26.3%)
CIE-LAB	lab(27.47, 52.63, -77.30)
CIE-LCH	lch(27.47, 93.51, 304.25°)
OKLab	oklab(39.78% 0.0039 -0.2237)
OKLCH	oklch(39.78% 0.224 271)
XYZ	xyz(10.5118, 5.2630, 48.0291)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2723BC #B8BC23

analogous

#236BBC #2723BC #7323BC

triadic

#2723BC #BC2723 #23BC27

tetradic

#2723BC #BC236B #B8BC23 #23BC73

square

#2723BC #BC236B #B8BC23 #23BC73

split-complementary

#2723BC #BC7323 #6BBC23

monochromatic

#121055 #1C1988 #2723BC #4541DC #7774E5

Accessibility & contrast

On white

10.23

#2723BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2723BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2723BC

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2723BC	#FFFFFF	#000000	##FFFFFF
##2723BC	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C0

Deuteranopia (green-blind)

#0039B9

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2723bc;
/* rgb */ color: rgb(39, 35, 188);
/* oklch */ color: oklch(39.8% 0.224 271.0);

Tailwind

colors: {
  custom: {
    50: '#7d62d2',
    500: '#2723bc',
    950: '#000000',
  },
}

SCSS

$custom: #2723bc;
$custom-light: #7d62d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2723bc",
  "rgb": {
    "r": 39,
    "g": 35,
    "b": 188
  },
  "hsl": {
    "h": 241.569,
    "s": 68.61,
    "l": 43.725
  },
  "oklch": {
    "l": 0.39776,
    "c": 0.22376,
    "h": 271
  },
  "luminance": 0.05264
}

Semantic roles & 50–950 ramp

primary

#2723BC

secondary

#CACC6F

accent

#EB3CE7

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2723BC

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

Preview Lab → · Contrast checker → · Palette generator →