#273699#273699

#273699 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.9% C 0.161 H 270.2°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#273699
RGB	rgb(39, 54, 153)
HSL	hsl(232, 59%, 38%)
HSV	hsv(232, 75%, 60%)
CMYK	cmyk(74.5%, 64.7%, 0%, 40%)
CIE-LAB	lab(27.76, 29.62, -55.77)
CIE-LCH	lch(27.76, 63.15, 297.97°)
OKLab	oklab(38.9% 0.0007 -0.1612)
OKLCH	oklch(38.9% 0.161 270.2)
XYZ	xyz(7.9037, 5.3688, 30.7505)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273699 #998A27

analogous

#276F99 #273699 #512799

triadic

#273699 #992736 #369927

tetradic

#273699 #99276F #998A27 #279951

square

#273699 #99276F #998A27 #279951

split-complementary

#273699 #995127 #6F9927

monochromatic

#0E1437 #1B2568 #273699 #3347CA #6372D7

Accessibility & contrast

On white

10.13

#273699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#273699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273699

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273699	#FFFFFF	#000000	##FFFFFF
##273699	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479C

Deuteranopia (green-blind)

#003C97

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #273699;
/* rgb */ color: rgb(39, 54, 153);
/* oklch */ color: oklch(38.9% 0.161 270.2);

Tailwind

colors: {
  custom: {
    50: '#736db8',
    500: '#273699',
    950: '#000000',
  },
}

SCSS

$custom: #273699;
$custom-light: #736db8;
$custom-dark: #000000;

JSON

{
  "hex": "#273699",
  "rgb": {
    "r": 39,
    "g": 54,
    "b": 153
  },
  "hsl": {
    "h": 232.105,
    "s": 59.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38899,
    "c": 0.16117,
    "h": 270.2
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#273699

secondary

#BDB15F

accent

#CE45E3

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273699

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

Preview Lab → · Contrast checker → · Palette generator →