#273397#273397

#273397 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.2% C 0.162 H 271.0°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#273397
RGB	rgb(39, 51, 151)
HSL	hsl(234, 59%, 37%)
HSV	hsv(234, 74%, 59%)
CMYK	cmyk(74.2%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(26.83, 30.85, -56.07)
CIE-LCH	lch(26.83, 64.00, 298.82°)
OKLab	oklab(38.16% 0.0028 -0.1621)
OKLCH	oklch(38.16% 0.162 271)
XYZ	xyz(7.6045, 5.0326, 29.8428)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273397 #978B27

analogous

#276B97 #273397 #532797

triadic

#273397 #972733 #339727

tetradic

#273397 #97276B #978B27 #279753

square

#273397 #97276B #978B27 #279753

split-complementary

#273397 #975327 #6B9727

monochromatic

#0E1236 #1A2366 #273397 #3443C8 #626ED6

Accessibility & contrast

On white

10.47

#273397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#273397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273397

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273397	#FFFFFF	#000000	##FFFFFF
##273397	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003A95

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #273397;
/* rgb */ color: rgb(39, 51, 151);
/* oklch */ color: oklch(38.2% 0.162 271.0);

Tailwind

colors: {
  custom: {
    50: '#726ab7',
    500: '#273397',
    950: '#000000',
  },
}

SCSS

$custom: #273397;
$custom-light: #726ab7;
$custom-dark: #000000;

JSON

{
  "hex": "#273397",
  "rgb": {
    "r": 39,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 233.571,
    "s": 58.947,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38158,
    "c": 0.16211,
    "h": 271
  },
  "luminance": 0.05033
}

Semantic roles & 50–950 ramp

primary

#273397

secondary

#BCB25E

accent

#D146E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #273397

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

Preview Lab → · Contrast checker → · Palette generator →