#213764#213764

#213764 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.4% C 0.084 H 263.1°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#213764
RGB	rgb(33, 55, 100)
HSL	hsl(220, 50%, 26%)
HSV	hsv(220, 67%, 39%)
CMYK	cmyk(67%, 45%, 0%, 60.8%)
CIE-LAB	lab(23.59, 7.42, -29.19)
CIE-LCH	lch(23.59, 30.12, 284.25°)
OKLab	oklab(34.37% -0.0101 -0.0832)
OKLCH	oklch(34.37% 0.084 263.1)
XYZ	xyz(4.2928, 3.9754, 12.5952)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213764 #644E21

analogous

#215864 #213764 #2C2164

triadic

#213764 #642137 #376421

tetradic

#213764 #642158 #644E21 #21642C

square

#213764 #642158 #644E21 #21642C

split-complementary

#213764 #642C21 #586421

monochromatic

#080D17 #121E36 #213764 #305092 #406AC0

Accessibility & contrast

On white

11.70

#213764 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#213764 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213764

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213764	#FFFFFF	#000000	##FFFFFF
##213764	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233B66

Deuteranopia (green-blind)

#183563

Tritanopia (blue-blind)

#004148

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #213764;
/* rgb */ color: rgb(33, 55, 100);
/* oklch */ color: oklch(34.4% 0.084 263.1);

Tailwind

colors: {
  custom: {
    50: '#646d90',
    500: '#213764',
    950: '#000000',
  },
}

SCSS

$custom: #213764;
$custom-light: #646d90;
$custom-dark: #000000;

JSON

{
  "hex": "#213764",
  "rgb": {
    "r": 33,
    "g": 55,
    "b": 100
  },
  "hsl": {
    "h": 220.299,
    "s": 50.376,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34373,
    "c": 0.0838,
    "h": 263.1
  },
  "luminance": 0.03976
}

Semantic roles & 50–950 ramp

primary

#213764

secondary

#987E49

accent

#AC4EDA

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #213764

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

Preview Lab → · Contrast checker → · Palette generator →