#2723AA#2723AA

#2723AA is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.7% C 0.203 H 272.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2723AA
RGB	rgb(39, 35, 170)
HSL	hsl(242, 66%, 40%)
HSV	hsv(242, 79%, 67%)
CMYK	cmyk(77.1%, 79.4%, 0%, 33.3%)
CIE-LAB	lab(25.37, 46.96, -70.03)
CIE-LCH	lch(25.37, 84.32, 303.84°)
OKLab	oklab(37.7% 0.0079 -0.2027)
OKLCH	oklch(37.7% 0.203 272.2)
XYZ	xyz(8.6910, 4.5347, 38.4397)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2723AA #A6AA23

analogous

#2362AA #2723AA #6B23AA

triadic

#2723AA #AA2723 #23AA27

tetradic

#2723AA #AA2362 #A6AA23 #23AA6B

square

#2723AA #AA2362 #A6AA23 #23AA6B

split-complementary

#2723AA #AA6B23 #62AA23

monochromatic

#100E44 #1B1977 #2723AA #3A35D5 #6B68E0

Accessibility & contrast

On white

11.01

#2723AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2723AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2723AA

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2723AA	#FFFFFF	#000000	##FFFFFF
##2723AA	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AE

Deuteranopia (green-blind)

#0035A8

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2723aa;
/* rgb */ color: rgb(39, 35, 170);
/* oklch */ color: oklch(37.7% 0.203 272.2);

Tailwind

colors: {
  custom: {
    50: '#7961c5',
    500: '#2723aa',
    950: '#000000',
  },
}

SCSS

$custom: #2723aa;
$custom-light: #7961c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2723aa",
  "rgb": {
    "r": 39,
    "g": 35,
    "b": 170
  },
  "hsl": {
    "h": 241.778,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.37699,
    "c": 0.20284,
    "h": 272.2
  },
  "luminance": 0.04536
}

Semantic roles & 50–950 ramp

primary

#2723AA

secondary

#C3C663

accent

#E93FE4

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2723AA

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

Preview Lab → · Contrast checker → · Palette generator →