#213873#213873

#213873 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.7% C 0.106 H 265.4°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#213873
RGB	rgb(33, 56, 115)
HSL	hsl(223, 55%, 29%)
HSV	hsv(223, 71%, 45%)
CMYK	cmyk(71.3%, 51.3%, 0%, 54.9%)
CIE-LAB	lab(24.92, 12.65, -36.71)
CIE-LCH	lch(24.92, 38.82, 289.01°)
OKLab	oklab(35.72% -0.0085 -0.1053)
OKLCH	oklch(35.72% 0.106 265.4)
XYZ	xyz(5.1348, 4.3890, 16.7929)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213873 #735C21

analogous

#216173 #213873 #332173

triadic

#213873 #732138 #387321

tetradic

#213873 #732161 #735C21 #217333

square

#213873 #732161 #735C21 #217333

split-complementary

#213873 #733321 #617321

monochromatic

#070C18 #132143 #213873 #2F4FA3 #456ACA

Accessibility & contrast

On white

11.18

#213873 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#213873 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213873

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213873	#FFFFFF	#000000	##FFFFFF
##213873	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173F75

Deuteranopia (green-blind)

#023872

Tritanopia (blue-blind)

#004650

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #213873;
/* rgb */ color: rgb(33, 56, 115);
/* oklch */ color: oklch(35.7% 0.106 265.4);

Tailwind

colors: {
  custom: {
    50: '#676e9c',
    500: '#213873',
    950: '#000000',
  },
}

SCSS

$custom: #213873;
$custom-light: #676e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#213873",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 115
  },
  "hsl": {
    "h": 223.171,
    "s": 55.405,
    "l": 29.02
  },
  "oklch": {
    "l": 0.3572,
    "c": 0.10561,
    "h": 265.4
  },
  "luminance": 0.04389
}

Semantic roles & 50–950 ramp

primary

#213873

secondary

#A68C49

accent

#B549DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #213873

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

Preview Lab → · Contrast checker → · Palette generator →