#213766#213766

#213766 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.5% C 0.087 H 263.6°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#213766
RGB	rgb(33, 55, 102)
HSL	hsl(221, 51%, 26%)
HSV	hsv(221, 68%, 40%)
CMYK	cmyk(67.6%, 46.1%, 0%, 60%)
CIE-LAB	lab(23.72, 8.20, -30.28)
CIE-LCH	lch(23.72, 31.37, 285.15°)
OKLab	oklab(34.52% -0.0097 -0.0864)
OKLCH	oklch(34.52% 0.087 263.6)
XYZ	xyz(4.3908, 4.0146, 13.1113)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213766 #665021

analogous

#215A66 #213766 #2E2166

triadic

#213766 #662137 #376621

tetradic

#213766 #66215A #665021 #21662E

square

#213766 #66215A #665021 #21662E

split-complementary

#213766 #662E21 #5A6621

monochromatic

#070C17 #121E38 #213766 #305094 #4069C1

Accessibility & contrast

On white

11.65

#213766 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#213766 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213766

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213766	#FFFFFF	#000000	##FFFFFF
##213766	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213C68

Deuteranopia (green-blind)

#163665

Tritanopia (blue-blind)

#004249

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #213766;
/* rgb */ color: rgb(33, 55, 102);
/* oklch */ color: oklch(34.5% 0.087 263.6);

Tailwind

colors: {
  custom: {
    50: '#646d92',
    500: '#213766',
    950: '#000000',
  },
}

SCSS

$custom: #213766;
$custom-light: #646d92;
$custom-dark: #000000;

JSON

{
  "hex": "#213766",
  "rgb": {
    "r": 33,
    "g": 55,
    "b": 102
  },
  "hsl": {
    "h": 220.87,
    "s": 51.111,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34515,
    "c": 0.08693,
    "h": 263.6
  },
  "luminance": 0.04015
}

Semantic roles & 50–950 ramp

primary

#213766

secondary

#9A8049

accent

#AE4DDB

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #213766

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

Preview Lab → · Contrast checker → · Palette generator →