#273798#273798

#273798 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.0% C 0.159 H 270.0°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#273798
RGB	rgb(39, 55, 152)
HSL	hsl(232, 59%, 37%)
HSV	hsv(232, 74%, 60%)
CMYK	cmyk(74.3%, 63.8%, 0%, 40.4%)
CIE-LAB	lab(27.93, 28.58, -54.89)
CIE-LCH	lch(27.93, 61.88, 297.50°)
OKLab	oklab(38.99% 0 -0.1586)
OKLCH	oklch(38.99% 0.159 270)
XYZ	xyz(7.8684, 5.4299, 30.3331)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273798 #988827

analogous

#277098 #273798 #4F2798

triadic

#273798 #982737 #379827

tetradic

#273798 #982770 #988827 #27984F

square

#273798 #982770 #988827 #27984F

split-complementary

#273798 #984F27 #709827

monochromatic

#0E1437 #1B2567 #273798 #3349C9 #6373D7

Accessibility & contrast

On white

10.07

#273798 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#273798 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273798

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273798	#FFFFFF	#000000	##FFFFFF
##273798	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479B

Deuteranopia (green-blind)

#003D96

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #273798;
/* rgb */ color: rgb(39, 55, 152);
/* oklch */ color: oklch(39.0% 0.159 270.0);

Tailwind

colors: {
  custom: {
    50: '#726db7',
    500: '#273798',
    950: '#000000',
  },
}

SCSS

$custom: #273798;
$custom-light: #726db7;
$custom-dark: #000000;

JSON

{
  "hex": "#273798",
  "rgb": {
    "r": 39,
    "g": 55,
    "b": 152
  },
  "hsl": {
    "h": 231.504,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38993,
    "c": 0.15858,
    "h": 270
  },
  "luminance": 0.05431
}

Semantic roles & 50–950 ramp

primary

#273798

secondary

#BCAF5E

accent

#CC45E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273798

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

Preview Lab → · Contrast checker → · Palette generator →