#273166#273166

#273166 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.5% C 0.093 H 272.4°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#273166
RGB	rgb(39, 49, 102)
HSL	hsl(230, 45%, 28%)
HSV	hsv(230, 62%, 40%)
CMYK	cmyk(61.8%, 52%, 0%, 60%)
CIE-LAB	lab(22.26, 13.71, -32.60)
CIE-LCH	lch(22.26, 35.37, 292.81°)
OKLab	oklab(33.5% 0.0039 -0.0932)
OKLCH	oklch(33.5% 0.093 272.4)
XYZ	xyz(4.3325, 3.5869, 13.0318)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273166 #665C27

analogous

#275166 #273166 #3C2766

triadic

#273166 #662731 #316627

tetradic

#273166 #662751 #665C27 #27663C

square

#273166 #662751 #665C27 #27663C

split-complementary

#273166 #663C27 #516627

monochromatic

#080B16 #161C3A #273166 #384692 #4D5EBB

Accessibility & contrast

On white

12.23

#273166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#273166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273166

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273166	#FFFFFF	#000000	##FFFFFF
##273166	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163868

Deuteranopia (green-blind)

#0C3365

Tritanopia (blue-blind)

#003D46

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #273166;
/* rgb */ color: rgb(39, 49, 102);
/* oklch */ color: oklch(33.5% 0.093 272.4);

Tailwind

colors: {
  custom: {
    50: '#676892',
    500: '#273166',
    950: '#000000',
  },
}

SCSS

$custom: #273166;
$custom-light: #676892;
$custom-dark: #000000;

JSON

{
  "hex": "#273166",
  "rgb": {
    "r": 39,
    "g": 49,
    "b": 102
  },
  "hsl": {
    "h": 230.476,
    "s": 44.681,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33496,
    "c": 0.09324,
    "h": 272.4
  },
  "luminance": 0.03587
}

Semantic roles & 50–950 ramp

primary

#273166

secondary

#998D50

accent

#C053D4

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #273166

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

Preview Lab → · Contrast checker → · Palette generator →