#273598#273598

#273598 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.161 H 270.5°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#273598
RGB	rgb(39, 53, 152)
HSL	hsl(233, 59%, 37%)
HSV	hsv(233, 74%, 60%)
CMYK	cmyk(74.3%, 65.1%, 0%, 40.4%)
CIE-LAB	lab(27.42, 29.91, -55.72)
CIE-LCH	lch(27.42, 63.24, 298.22°)
OKLab	oklab(38.62% 0.0014 -0.161)
OKLCH	oklch(38.62% 0.161 270.5)
XYZ	xyz(7.7754, 5.2437, 30.3020)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273598 #988A27

analogous

#276E98 #273598 #512798

triadic

#273598 #982735 #359827

tetradic

#273598 #98276E #988A27 #279851

square

#273598 #98276E #988A27 #279851

split-complementary

#273598 #985127 #6E9827

monochromatic

#0E1337 #1B2467 #273598 #3346C9 #6371D7

Accessibility & contrast

On white

10.25

#273598 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#273598 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273598

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273598	#FFFFFF	#000000	##FFFFFF
##273598	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469B

Deuteranopia (green-blind)

#003C96

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #273598;
/* rgb */ color: rgb(39, 53, 152);
/* oklch */ color: oklch(38.6% 0.161 270.5);

Tailwind

colors: {
  custom: {
    50: '#736cb7',
    500: '#273598',
    950: '#000000',
  },
}

SCSS

$custom: #273598;
$custom-light: #736cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#273598",
  "rgb": {
    "r": 39,
    "g": 53,
    "b": 152
  },
  "hsl": {
    "h": 232.566,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38619,
    "c": 0.16104,
    "h": 270.5
  },
  "luminance": 0.05245
}

Semantic roles & 50–950 ramp

primary

#273598

secondary

#BCB15E

accent

#CF45E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273598

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

Preview Lab → · Contrast checker → · Palette generator →