#273390#273390

#273390 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.153 H 271.2°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#273390
RGB	rgb(39, 51, 144)
HSL	hsl(233, 57%, 36%)
HSV	hsv(233, 73%, 56%)
CMYK	cmyk(72.9%, 64.6%, 0%, 43.5%)
CIE-LAB	lab(26.19, 28.25, -52.81)
CIE-LCH	lch(26.19, 59.89, 298.14°)
OKLab	oklab(37.5% 0.0032 -0.1525)
OKLCH	oklch(37.5% 0.153 271.2)
XYZ	xyz(7.0529, 4.8119, 26.9372)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273390 #908427

analogous

#276790 #273390 #4F2790

triadic

#273390 #902733 #339027

tetradic

#273390 #902767 #908427 #27904F

square

#273390 #902767 #908427 #27904F

split-complementary

#273390 #904F27 #679027

monochromatic

#0D1130 #1A2260 #273390 #3444C0 #5E6BD3

Accessibility & contrast

On white

10.70

#273390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#273390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273390

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273390	#FFFFFF	#000000	##FFFFFF
##273390	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004393

Deuteranopia (green-blind)

#00398E

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #273390;
/* rgb */ color: rgb(39, 51, 144);
/* oklch */ color: oklch(37.5% 0.153 271.2);

Tailwind

colors: {
  custom: {
    50: '#716ab1',
    500: '#273390',
    950: '#000000',
  },
}

SCSS

$custom: #273390;
$custom-light: #716ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#273390",
  "rgb": {
    "r": 39,
    "g": 51,
    "b": 144
  },
  "hsl": {
    "h": 233.143,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37497,
    "c": 0.15255,
    "h": 271.2
  },
  "luminance": 0.04813
}

Semantic roles & 50–950 ramp

primary

#273390

secondary

#B9AE5A

accent

#CF47E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #273390

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

Preview Lab → · Contrast checker → · Palette generator →