#2728AC#2728AC

#2728AC is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.6% C 0.201 H 271.6°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#2728AC
RGB	rgb(39, 40, 172)
HSL	hsl(240, 63%, 41%)
HSV	hsv(240, 77%, 67%)
CMYK	cmyk(77.3%, 76.7%, 0%, 32.5%)
CIE-LAB	lab(26.52, 44.93, -69.32)
CIE-LCH	lch(26.52, 82.61, 302.95°)
OKLab	oklab(38.58% 0.0057 -0.2007)
OKLCH	oklch(38.58% 0.201 271.6)
XYZ	xyz(9.0394, 4.9265, 39.4962)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2728AC #ACAB27

analogous

#276BAC #2728AC #6927AC

triadic

#2728AC #AC2728 #28AC27

tetradic

#2728AC #AC276B #ACAB27 #27AC69

square

#2728AC #AC276B #ACAB27 #27AC69

split-complementary

#2728AC #AC6927 #6BAC27

monochromatic

#101148 #1C1C7A #2728AC #3D3ED3 #6F70DE

Accessibility & contrast

On white

10.58

#2728AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2728AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2728AC

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2728AC	#FFFFFF	#000000	##FFFFFF
##2728AC	1.00	10.58	1.99	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B0

Deuteranopia (green-blind)

#0038AA

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2728ac;
/* rgb */ color: rgb(39, 40, 172);
/* oklch */ color: oklch(38.6% 0.201 271.6);

Tailwind

colors: {
  custom: {
    50: '#7964c6',
    500: '#2728ac',
    950: '#000000',
  },
}

SCSS

$custom: #2728ac;
$custom-light: #7964c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2728ac",
  "rgb": {
    "r": 39,
    "g": 40,
    "b": 172
  },
  "hsl": {
    "h": 239.549,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38579,
    "c": 0.20076,
    "h": 271.6
  },
  "luminance": 0.04927
}

Semantic roles & 50–950 ramp

primary

#2728AC

secondary

#C5C46A

accent

#E542E6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2728AC

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

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