#273497#273497

#273497 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.161 H 270.8°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#273497
RGB	rgb(39, 52, 151)
HSL	hsl(233, 59%, 37%)
HSV	hsv(233, 74%, 59%)
CMYK	cmyk(74.2%, 65.6%, 0%, 40.8%)
CIE-LAB	lab(27.08, 30.19, -55.67)
CIE-LCH	lch(27.08, 63.33, 298.48°)
OKLab	oklab(38.34% 0.0021 -0.1609)
OKLCH	oklch(38.34% 0.161 270.8)
XYZ	xyz(7.6487, 5.1209, 29.8575)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273497 #978A27

analogous

#276C97 #273497 #522797

triadic

#273497 #972734 #349727

tetradic

#273497 #97276C #978A27 #279752

square

#273497 #97276C #978A27 #279752

split-complementary

#273497 #975227 #6C9727

monochromatic

#0E1336 #1A2366 #273497 #3445C8 #626FD6

Accessibility & contrast

On white

10.37

#273497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#273497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273497

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273497	#FFFFFF	#000000	##FFFFFF
##273497	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003B95

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #273497;
/* rgb */ color: rgb(39, 52, 151);
/* oklch */ color: oklch(38.3% 0.161 270.8);

Tailwind

colors: {
  custom: {
    50: '#726bb7',
    500: '#273497',
    950: '#000000',
  },
}

SCSS

$custom: #273497;
$custom-light: #726bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#273497",
  "rgb": {
    "r": 39,
    "g": 52,
    "b": 151
  },
  "hsl": {
    "h": 233.036,
    "s": 58.947,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38341,
    "c": 0.1609,
    "h": 270.8
  },
  "luminance": 0.05122
}

Semantic roles & 50–950 ramp

primary

#273497

secondary

#BCB15E

accent

#D046E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #273497

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

Preview Lab → · Contrast checker → · Palette generator →