#213558#213558

#213558 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.1% C 0.067 H 260.9°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#213558
RGB	rgb(33, 53, 88)
HSL	hsl(218, 45%, 24%)
HSV	hsv(218, 63%, 35%)
CMYK	cmyk(62.5%, 39.8%, 0%, 65.5%)
CIE-LAB	lab(22.21, 4.17, -23.53)
CIE-LCH	lch(22.21, 23.90, 280.04°)
OKLab	oklab(33.06% -0.0106 -0.0666)
OKLCH	oklch(33.06% 0.067 260.9)
XYZ	xyz(3.6611, 3.5738, 9.7275)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213558 #584421

analogous

#215058 #213558 #282158

triadic

#213558 #582135 #355821

tetradic

#213558 #582150 #584421 #215828

square

#213558 #582150 #584421 #215828

split-complementary

#213558 #582821 #505821

monochromatic

#080D16 #101A2B #213558 #325085 #426BB1

Accessibility & contrast

On white

12.25

#213558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#213558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213558

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213558	#FFFFFF	#000000	##FFFFFF
##213558	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263859

Deuteranopia (green-blind)

#1F3357

Tritanopia (blue-blind)

#003D42

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #213558;
/* rgb */ color: rgb(33, 53, 88);
/* oklch */ color: oklch(33.1% 0.067 260.9);

Tailwind

colors: {
  custom: {
    50: '#616b87',
    500: '#213558',
    950: '#000000',
  },
}

SCSS

$custom: #213558;
$custom-light: #616b87;
$custom-dark: #000000;

JSON

{
  "hex": "#213558",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 88
  },
  "hsl": {
    "h": 218.182,
    "s": 45.455,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33064,
    "c": 0.06748,
    "h": 260.9
  },
  "luminance": 0.03574
}

Semantic roles & 50–950 ramp

primary

#213558

secondary

#8C7449

accent

#A653D5

background

#F5F6F8

surface

#EAEBEF

border

#C6C6CA

text

#05060B

muted

#797A7C

Preview Lab

Preview with #213558

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

Preview Lab → · Contrast checker → · Palette generator →