#213EA4#213EA4

#213EA4 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.2% C 0.168 H 266.5°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#213EA4
RGB	rgb(33, 62, 164)
HSL	hsl(227, 66%, 39%)
HSV	hsv(227, 80%, 64%)
CMYK	cmyk(79.9%, 62.2%, 0%, 35.7%)
CIE-LAB	lab(30.52, 27.81, -57.95)
CIE-LCH	lch(30.52, 64.27, 295.63°)
OKLab	oklab(41.16% -0.0103 -0.1676)
OKLCH	oklch(41.16% 0.168 266.5)
XYZ	xyz(9.0483, 6.4479, 35.8824)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213EA4 #A48721

analogous

#217FA4 #213EA4 #4621A4

triadic

#213EA4 #A4213E #3EA421

tetradic

#213EA4 #A4217F #A48721 #21A446

square

#213EA4 #A4217F #A48721 #21A446

split-complementary

#213EA4 #A44621 #7FA421

monochromatic

#0C173E #172B71 #213EA4 #2D52D5 #607CDF

Accessibility & contrast

On white

9.17

#213EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#213EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213EA4

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213EA4	#FFFFFF	#000000	##FFFFFF
##213EA4	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA7

Deuteranopia (green-blind)

#0042A2

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #213ea4;
/* rgb */ color: rgb(33, 62, 164);
/* oklch */ color: oklch(41.2% 0.168 266.5);

Tailwind

colors: {
  custom: {
    50: '#7373c0',
    500: '#213ea4',
    950: '#000000',
  },
}

SCSS

$custom: #213ea4;
$custom-light: #7373c0;
$custom-dark: #000000;

JSON

{
  "hex": "#213ea4",
  "rgb": {
    "r": 33,
    "g": 62,
    "b": 164
  },
  "hsl": {
    "h": 226.718,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.41158,
    "c": 0.1679,
    "h": 266.5
  },
  "luminance": 0.06449
}

Semantic roles & 50–950 ramp

primary

#213EA4

secondary

#C4AD5D

accent

#C43EE9

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #213EA4

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

Preview Lab → · Contrast checker → · Palette generator →