#273997#273997

#273997 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.3% C 0.155 H 269.5°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#273997
RGB	rgb(39, 57, 151)
HSL	hsl(230, 59%, 37%)
HSV	hsv(230, 74%, 59%)
CMYK	cmyk(74.2%, 62.3%, 0%, 40.8%)
CIE-LAB	lab(28.36, 26.86, -53.57)
CIE-LCH	lch(28.36, 59.93, 296.63°)
OKLab	oklab(39.28% -0.0014 -0.1547)
OKLCH	oklch(39.28% 0.155 269.5)
XYZ	xyz(7.8838, 5.5911, 29.9359)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273997 #978527

analogous

#277197 #273997 #4D2797

triadic

#273997 #972739 #399727

tetradic

#273997 #972771 #978527 #27974D

square

#273997 #972771 #978527 #27974D

split-complementary

#273997 #974D27 #719727

monochromatic

#0E1436 #1A2766 #273997 #344BC8 #6275D6

Accessibility & contrast

On white

9.91

#273997 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#273997 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273997

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273997	#FFFFFF	#000000	##FFFFFF
##273997	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#005162

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #273997;
/* rgb */ color: rgb(39, 57, 151);
/* oklch */ color: oklch(39.3% 0.155 269.5);

Tailwind

colors: {
  custom: {
    50: '#726fb6',
    500: '#273997',
    950: '#000000',
  },
}

SCSS

$custom: #273997;
$custom-light: #726fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#273997",
  "rgb": {
    "r": 39,
    "g": 57,
    "b": 151
  },
  "hsl": {
    "h": 230.357,
    "s": 58.947,
    "l": 37.255
  },
  "oklch": {
    "l": 0.39284,
    "c": 0.15471,
    "h": 269.5
  },
  "luminance": 0.05592
}

Semantic roles & 50–950 ramp

primary

#273997

secondary

#BCAD5E

accent

#C946E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273997

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

Preview Lab → · Contrast checker → · Palette generator →