#273E69#273E69

#273E69 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.8% C 0.080 H 261.9°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#273E69
RGB	rgb(39, 62, 105)
HSL	hsl(219, 46%, 28%)
HSV	hsv(219, 63%, 41%)
CMYK	cmyk(62.9%, 41%, 0%, 58.8%)
CIE-LAB	lab(26.44, 5.77, -27.87)
CIE-LCH	lch(26.44, 28.46, 281.70°)
OKLab	oklab(36.76% -0.0112 -0.0791)
OKLCH	oklch(36.76% 0.08 261.9)
XYZ	xyz(5.1082, 4.8961, 14.0377)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E69 #695227

analogous

#275F69 #273E69 #312769

triadic

#273E69 #69273E #3E6927

tetradic

#273E69 #69275F #695227 #276931

square

#273E69 #69275F #695227 #276931

split-complementary

#273E69 #693127 #5F6927

monochromatic

#080D16 #16243C #273E69 #385896 #4D74BD

Accessibility & contrast

On white

10.61

#273E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#273E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E69

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E69	#FFFFFF	#000000	##FFFFFF
##273E69	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C426B

Deuteranopia (green-blind)

#233C68

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #273e69;
/* rgb */ color: rgb(39, 62, 105);
/* oklch */ color: oklch(36.8% 0.080 261.9);

Tailwind

colors: {
  custom: {
    50: '#687294',
    500: '#273e69',
    950: '#000000',
  },
}

SCSS

$custom: #273e69;
$custom-light: #687294;
$custom-dark: #000000;

JSON

{
  "hex": "#273e69",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 105
  },
  "hsl": {
    "h": 219.091,
    "s": 45.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36764,
    "c": 0.07989,
    "h": 261.9
  },
  "luminance": 0.04897
}

Semantic roles & 50–950 ramp

primary

#273E69

secondary

#9C8150

accent

#A852D5

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #273E69

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

Preview Lab → · Contrast checker → · Palette generator →