#273790#273790

#273790 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.147 H 270.1°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#273790
RGB	rgb(39, 55, 144)
HSL	hsl(231, 57%, 36%)
HSV	hsv(231, 73%, 56%)
CMYK	cmyk(72.9%, 61.8%, 0%, 43.5%)
CIE-LAB	lab(27.23, 25.56, -51.11)
CIE-LCH	lch(27.23, 57.14, 296.57°)
OKLab	oklab(38.27% 0.0002 -0.1475)
OKLCH	oklch(38.27% 0.148 270.1)
XYZ	xyz(7.2352, 5.1766, 26.9980)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273790 #908027

analogous

#276B90 #273790 #4B2790

triadic

#273790 #902737 #379027

tetradic

#273790 #90276B #908027 #27904B

square

#273790 #90276B #908027 #27904B

split-complementary

#273790 #904B27 #6B9027

monochromatic

#0D1230 #1A2560 #273790 #3449C0 #5E70D3

Accessibility & contrast

On white

10.32

#273790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#273790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273790

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273790	#FFFFFF	#000000	##FFFFFF
##273790	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004593

Deuteranopia (green-blind)

#003C8E

Tritanopia (blue-blind)

#004D5E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #273790;
/* rgb */ color: rgb(39, 55, 144);
/* oklch */ color: oklch(38.3% 0.147 270.1);

Tailwind

colors: {
  custom: {
    50: '#706db1',
    500: '#273790',
    950: '#000000',
  },
}

SCSS

$custom: #273790;
$custom-light: #706db1;
$custom-dark: #000000;

JSON

{
  "hex": "#273790",
  "rgb": {
    "r": 39,
    "g": 55,
    "b": 144
  },
  "hsl": {
    "h": 230.857,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38265,
    "c": 0.1475,
    "h": 270.1
  },
  "luminance": 0.05177
}

Semantic roles & 50–950 ramp

primary

#273790

secondary

#B9AA5A

accent

#C947E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273790

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

Preview Lab → · Contrast checker → · Palette generator →