#273191#273191

#273191 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.2% C 0.156 H 271.7°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#273191
RGB	rgb(39, 49, 145)
HSL	hsl(234, 58%, 36%)
HSV	hsv(234, 73%, 57%)
CMYK	cmyk(73.1%, 66.2%, 0%, 43.1%)
CIE-LAB	lab(25.78, 29.95, -54.10)
CIE-LCH	lch(25.78, 61.84, 298.96°)
OKLab	oklab(37.22% 0.0046 -0.1563)
OKLCH	oklch(37.22% 0.156 271.7)
XYZ	xyz(7.0441, 4.6716, 27.3130)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273191 #918727

analogous

#276691 #273191 #522791

triadic

#273191 #912731 #319127

tetradic

#273191 #912766 #918727 #279152

square

#273191 #912766 #918727 #279152

split-complementary

#273191 #915227 #669127

monochromatic

#0D1031 #1A2161 #273191 #3441C1 #5F6AD4

Accessibility & contrast

On white

10.86

#273191 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#273191 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273191

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273191	#FFFFFF	#000000	##FFFFFF
##273191	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004294

Deuteranopia (green-blind)

#00388F

Tritanopia (blue-blind)

#004A5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #273191;
/* rgb */ color: rgb(39, 49, 145);
/* oklch */ color: oklch(37.2% 0.156 271.7);

Tailwind

colors: {
  custom: {
    50: '#7169b2',
    500: '#273191',
    950: '#000000',
  },
}

SCSS

$custom: #273191;
$custom-light: #7169b2;
$custom-dark: #000000;

JSON

{
  "hex": "#273191",
  "rgb": {
    "r": 39,
    "g": 49,
    "b": 145
  },
  "hsl": {
    "h": 234.34,
    "s": 57.609,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37221,
    "c": 0.1564,
    "h": 271.7
  },
  "luminance": 0.04672
}

Semantic roles & 50–950 ramp

primary

#273191

secondary

#B9B05B

accent

#D247E1

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #273191

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

Preview Lab → · Contrast checker → · Palette generator →