#273D70#273D70

#273D70 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.092 H 264.7°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#273D70
RGB	rgb(39, 61, 112)
HSL	hsl(222, 48%, 30%)
HSV	hsv(222, 65%, 44%)
CMYK	cmyk(65.2%, 45.5%, 0%, 56.1%)
CIE-LAB	lab(26.56, 9.12, -32.15)
CIE-LCH	lch(26.56, 33.42, 285.84°)
OKLab	oklab(37% -0.0084 -0.0917)
OKLCH	oklch(37% 0.092 264.7)
XYZ	xyz(5.4291, 4.9382, 15.9932)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273D70 #705A27

analogous

#276270 #273D70 #362770

triadic

#273D70 #70273D #3D7027

tetradic

#273D70 #702762 #705A27 #277036

square

#273D70 #702762 #705A27 #277036

split-complementary

#273D70 #703627 #627027

monochromatic

#080C17 #172443 #273D70 #37569D #5072C2

Accessibility & contrast

On white

10.56

#273D70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#273D70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273D70

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273D70	#FFFFFF	#000000	##FFFFFF
##273D70	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264272

Deuteranopia (green-blind)

#1B3C6F

Tritanopia (blue-blind)

#004951

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #273d70;
/* rgb */ color: rgb(39, 61, 112);
/* oklch */ color: oklch(37.0% 0.092 264.7);

Tailwind

colors: {
  custom: {
    50: '#697299',
    500: '#273d70',
    950: '#000000',
  },
}

SCSS

$custom: #273d70;
$custom-light: #697299;
$custom-dark: #000000;

JSON

{
  "hex": "#273d70",
  "rgb": {
    "r": 39,
    "g": 61,
    "b": 112
  },
  "hsl": {
    "h": 221.918,
    "s": 48.344,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36998,
    "c": 0.09205,
    "h": 264.7
  },
  "luminance": 0.04939
}

Semantic roles & 50–950 ramp

primary

#273D70

secondary

#A28A50

accent

#AF50D8

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #273D70

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

Preview Lab → · Contrast checker → · Palette generator →