#273B69#273B69

#273B69 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.0% C 0.084 H 264.8°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#273B69
RGB	rgb(39, 59, 105)
HSL	hsl(222, 46%, 28%)
HSV	hsv(222, 63%, 41%)
CMYK	cmyk(62.9%, 43.8%, 0%, 58.8%)
CIE-LAB	lab(25.50, 7.84, -29.36)
CIE-LCH	lch(25.50, 30.39, 284.95°)
OKLab	oklab(36.04% -0.0076 -0.0835)
OKLCH	oklch(36.04% 0.084 264.8)
XYZ	xyz(4.9496, 4.5788, 13.9848)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273B69 #695527

analogous

#275C69 #273B69 #342769

triadic

#273B69 #69273B #3B6927

tetradic

#273B69 #69275C #695527 #276934

square

#273B69 #69275C #695527 #276934

split-complementary

#273B69 #693427 #5C6927

monochromatic

#080D16 #16223C #273B69 #385496 #4D6FBD

Accessibility & contrast

On white

10.96

#273B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#273B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273B69

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273B69	#FFFFFF	#000000	##FFFFFF
##273B69	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27406B

Deuteranopia (green-blind)

#1E3A68

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #273b69;
/* rgb */ color: rgb(39, 59, 105);
/* oklch */ color: oklch(36.0% 0.084 264.8);

Tailwind

colors: {
  custom: {
    50: '#687094',
    500: '#273b69',
    950: '#000000',
  },
}

SCSS

$custom: #273b69;
$custom-light: #687094;
$custom-dark: #000000;

JSON

{
  "hex": "#273b69",
  "rgb": {
    "r": 39,
    "g": 59,
    "b": 105
  },
  "hsl": {
    "h": 221.818,
    "s": 45.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3604,
    "c": 0.08384,
    "h": 264.8
  },
  "luminance": 0.04579
}

Semantic roles & 50–950 ramp

primary

#273B69

secondary

#9C8550

accent

#AE52D5

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #273B69

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

Preview Lab → · Contrast checker → · Palette generator →