#273B60#273B60

#273B60 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.4% C 0.070 H 261.9°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#273B60
RGB	rgb(39, 59, 96)
HSL	hsl(219, 42%, 26%)
HSV	hsv(219, 59%, 38%)
CMYK	cmyk(59.4%, 38.5%, 0%, 62.4%)
CIE-LAB	lab(24.96, 4.47, -24.39)
CIE-LCH	lch(24.96, 24.80, 280.38°)
OKLab	oklab(35.45% -0.0098 -0.069)
OKLCH	oklch(35.45% 0.07 261.9)
XYZ	xyz(4.5113, 4.4034, 11.6763)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273B60 #604C27

analogous

#275860 #273B60 #302760

triadic

#273B60 #60273B #3B6027

tetradic

#273B60 #602758 #604C27 #276030

square

#273B60 #602758 #604C27 #276030

split-complementary

#273B60 #603027 #586027

monochromatic

#090D16 #152034 #273B60 #39568C #4B71B6

Accessibility & contrast

On white

11.17

#273B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#273B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273B60

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273B60	#FFFFFF	#000000	##FFFFFF
##273B60	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3E62

Deuteranopia (green-blind)

#25395F

Tritanopia (blue-blind)

#044349

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #273b60;
/* rgb */ color: rgb(39, 59, 96);
/* oklch */ color: oklch(35.4% 0.070 261.9);

Tailwind

colors: {
  custom: {
    50: '#66708d',
    500: '#273b60',
    950: '#000000',
  },
}

SCSS

$custom: #273b60;
$custom-light: #66708d;
$custom-dark: #000000;

JSON

{
  "hex": "#273b60",
  "rgb": {
    "r": 39,
    "g": 59,
    "b": 96
  },
  "hsl": {
    "h": 218.947,
    "s": 42.222,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3545,
    "c": 0.06968,
    "h": 261.9
  },
  "luminance": 0.04404
}

Semantic roles & 50–950 ramp

primary

#273B60

secondary

#937B50

accent

#A656D2

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #273B60

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

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