#273E98#273E98

#273E98 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.4% C 0.150 H 268.0°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#273E98
RGB	rgb(39, 62, 152)
HSL	hsl(228, 59%, 37%)
HSV	hsv(228, 74%, 60%)
CMYK	cmyk(74.3%, 59.2%, 0%, 40.4%)
CIE-LAB	lab(29.77, 23.87, -51.88)
CIE-LCH	lch(29.77, 57.11, 294.71°)
OKLab	oklab(40.36% -0.0052 -0.1497)
OKLCH	oklch(40.36% 0.15 268)
XYZ	xyz(8.2249, 6.1427, 30.4519)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E98 #988127

analogous

#277698 #273E98 #492798

triadic

#273E98 #98273E #3E9827

tetradic

#273E98 #982776 #988127 #279849

square

#273E98 #982776 #988127 #279849

split-complementary

#273E98 #984927 #769827

monochromatic

#0E1637 #1B2A67 #273E98 #3352C9 #637AD7

Accessibility & contrast

On white

9.42

#273E98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#273E98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E98

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E98	#FFFFFF	#000000	##FFFFFF
##273E98	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9B

Deuteranopia (green-blind)

#004196

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #273e98;
/* rgb */ color: rgb(39, 62, 152);
/* oklch */ color: oklch(40.4% 0.150 268.0);

Tailwind

colors: {
  custom: {
    50: '#7272b7',
    500: '#273e98',
    950: '#000000',
  },
}

SCSS

$custom: #273e98;
$custom-light: #7272b7;
$custom-dark: #000000;

JSON

{
  "hex": "#273e98",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 152
  },
  "hsl": {
    "h": 227.788,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.40361,
    "c": 0.14976,
    "h": 268
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#273E98

secondary

#BCA95E

accent

#C245E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #273E98

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

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